{"id":3011,"date":"2026-02-25T18:00:39","date_gmt":"2026-02-25T09:00:39","guid":{"rendered":"https:\/\/www.webstream.co.jp\/lp\/?post_type=column&#038;p=3011"},"modified":"2026-04-14T17:50:56","modified_gmt":"2026-04-14T08:50:56","slug":"widevine","status":"publish","type":"column","link":"https:\/\/www.webstream.co.jp\/lp\/column\/widevine\/","title":{"rendered":"Widevine\u3068\u306f\uff1fL1\u30fbL3\u306e\u9055\u3044\u3068\u753b\u8cea\u5236\u9650\u3001\u30de\u30eb\u30c1DRM\u69cb\u6210\u307e\u3067\u5fb9\u5e95\u89e3\u8aac"},"content":{"rendered":"\n<div class=\"wp-block-columns is-layout-flex wp-container-core-columns-is-layout-7387b849 wp-block-columns-is-layout-flex\">\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\" style=\"flex-basis:100%\">\n<header id=\"site-header\" class=\"site-header site-header--layout--nav-float kobetu\">\n\t\t<div id=\"site-header-container\" class=\"site-header-container container container-pad_cncl\">\n\n\t\t\t\t<div class=\"site-header-logo\">\n\t\t\t<span><img decoding=\"async\" src=\"https:\/\/www.webstream.co.jp\/lp\/wp-content\/uploads\/2025\/04\/ws_logo_W.png\" alt=\"\u682a\u5f0f\u4f1a\u793e\u30a6\u30a7\u30d6\u30b9\u30c8\u30ea\u30fc\u30e0\"><\/span>\n\t\t<\/div>\n\n\t\t\n\t\t<nav id=\"global-nav\" class=\"global-nav global-nav--layout--float-right\">\n\t\t<ul id=\"menu-hf\" class=\"menu vk-menu-acc global-nav-list nav vk-menu-acc-active\">\n\t\t<li id=\"menu-item-791\" class=\"menu-item menu-item-type-custom menu-item-object-custom menu-item-anchor\"><a href=\"#01\"><strong class=\"global-nav-name\">Widevine\u3068\u306f<\/strong><\/a><\/li>\n<li id=\"menu-item-792\" class=\"menu-item menu-item-type-custom menu-item-object-custom menu-item-anchor\"><a href=\"#02\"><strong class=\"global-nav-name\">\u4ed5\u7d44\u307f<\/strong><\/a><\/li>\n<li id=\"menu-item-794\" class=\"menu-item menu-item-type-custom menu-item-object-custom menu-item-anchor\"><a href=\"#06\"><strong class=\"global-nav-name\">\u4ed6DRM\u3068\u306e\u9055\u3044<\/strong><\/a><\/li>\n<li id=\"menu-item-796\" class=\"menu-item menu-item-type-custom menu-item-object-custom menu-item-anchor\"><a href=\"#08\"><strong class=\"global-nav-name\">\u5c0e\u5165\u6642\u306e\u6ce8\u610f\u70b9<\/strong><\/a><\/li>\n<li id=\"menu-item-796\" class=\"menu-item menu-item-type-custom menu-item-object-custom menu-item-anchor\"><a href=\"#09\"><strong class=\"global-nav-name\">\u307e\u3068\u3081<\/strong><\/a><\/li>\n<li id=\"menu-item-556\" class=\"menu-item menu-item-type-custom menu-item-object-custom\"><a href=\"\/lp\/contact-clm1-widevine\/\"><strong class=\"global-nav-name\">\u8cc7\u6599\u8acb\u6c42<\/strong><\/a><\/li>\n<li id=\"menu-item-974\" class=\"menu-item menu-item-type-custom menu-item-object-custom\"><a href=\"\/lp\/contact-clm2-widevine\/\"><strong class=\"global-nav-name\">\u7121\u6599\u76f8\u8ac7<\/strong><\/a><\/li>\n<\/ul><\/nav>\t<\/div>\n\t<\/header>\n<\/div>\n<\/div>\n\n\n\n<div class=\"wp-block-cover alignfull hdmt175 vk_block-margin-md--margin-bottom\" style=\"padding-top:0;padding-right:0;padding-bottom:0;padding-left:0;min-height:130px;aspect-ratio:unset;\"><img loading=\"lazy\" decoding=\"async\" width=\"1980\" height=\"990\" class=\"wp-block-cover__image-background wp-image-282\" alt=\"\" src=\"https:\/\/www.webstream.co.jp\/lp\/wp-content\/uploads\/2025\/04\/background_01.png\" data-object-fit=\"cover\" srcset=\"https:\/\/www.webstream.co.jp\/lp\/wp-content\/uploads\/2025\/04\/background_01.png 1980w, https:\/\/www.webstream.co.jp\/lp\/wp-content\/uploads\/2025\/04\/background_01-300x150.png 300w, https:\/\/www.webstream.co.jp\/lp\/wp-content\/uploads\/2025\/04\/background_01-1024x512.png 1024w, https:\/\/www.webstream.co.jp\/lp\/wp-content\/uploads\/2025\/04\/background_01-768x384.png 768w, https:\/\/www.webstream.co.jp\/lp\/wp-content\/uploads\/2025\/04\/background_01-1536x768.png 1536w\" sizes=\"auto, (max-width: 1980px) 100vw, 1980px\" \/><span aria-hidden=\"true\" class=\"wp-block-cover__background has-black-background-color has-background-dim-20 has-background-dim\"><\/span><div class=\"wp-block-cover__inner-container is-layout-flow wp-block-cover-is-layout-flow\">\n<h1 class=\"wp-block-heading has-text-align-center has-huge-font-size\">Widevine\u306b\u3088\u308b\u5b89\u5fc3\u30fb\u9ad8\u54c1\u8cea\u306a\u52d5\u753b\u8996\u8074\u3092\u5b9f\u73fe<\/h1>\n<\/div><\/div>\n\n\n\n<p class=\"has-text-align-center wp-block-paragraph\">Widevine\uff08\u30ef\u30a4\u30c9\u30d0\u30a4\u30f3\uff09\u306f\u3001Google\u304c\u63d0\u4f9b\u3059\u308bDRM\uff08\u30c7\u30b8\u30bf\u30eb\u8457\u4f5c\u6a29\u7ba1\u7406\uff09\u6280\u8853\u3067\u3059\u3002<br>Android\u3084Chrome\u30d6\u30e9\u30a6\u30b6\u3092\u4e2d\u5fc3\u306b\u5e83\u304f\u63a1\u7528\u3055\u308c\u3066\u304a\u308a\u3001Netflix\u3084Amazon Prime Video\u306a\u3069\u591a\u304f\u306e\u52d5\u753b\u914d\u4fe1\u30b5\u30fc\u30d3\u30b9\u3067\u5229\u7528\u3055\u308c\u3066\u3044\u307e\u3059\u3002<\/p>\n\n\n\n<div class=\"wp-block-columns is-layout-flex wp-container-core-columns-is-layout-7387b849 wp-block-columns-is-layout-flex\">\n<div class=\"wp-block-column vk_block-margin-md--margin-top has-background is-layout-flow wp-block-column-is-layout-flow\" style=\"background-color:#f2f2f2\">\n<h4 class=\"wp-block-heading mgbt0 has-background has-regular-font-size\" style=\"background-color:#f2f2f2;margin-top:0;margin-bottom:0;padding-right:var(--wp--preset--spacing--40);padding-left:var(--wp--preset--spacing--40)\">\u76ee\u6b21<\/h4>\n\n\n\n<ul style=\"margin-bottom:var(--wp--preset--spacing--40);padding-top:0px;padding-right:var(--wp--preset--spacing--50);padding-bottom:0px;padding-left:var(--wp--preset--spacing--50)\" class=\"wp-block-list\">\n<li class=\"cta_link_clr_blue\"><a href=\"#01\" title=\"\">Widevine\u3068\u306f<\/a><\/li>\n\n\n\n<li class=\"cta_link_clr_blue\"><a href=\"#02\" title=\"\">Widevine L1\u30fbL2\u30fbL3\u306e\u9055\u3044<\/a><\/li>\n\n\n\n<li class=\"cta_link_clr_blue\"><a href=\"#03\" title=\"\">\u753b\u8cea\u5236\u9650\u306e\u4ed5\u7d44\u307f<\/a><\/li>\n\n\n\n<li class=\"cta_link_clr_blue\"><a href=\"#04\" title=\"\">\u5bfe\u5fdc\u30c7\u30d0\u30a4\u30b9<\/a><\/li>\n\n\n\n<li class=\"cta_link_clr_blue\"><a href=\"#05\" title=\"\">FairPlay\u30fbPlayReady\u3068\u306e\u9055\u3044<\/a><\/li>\n\n\n\n<li class=\"cta_link_clr_blue\"><a href=\"#06\" title=\"\">\u30de\u30eb\u30c1DRM\u69cb\u6210\u306e\u8003\u3048\u65b9<\/a><\/li>\n\n\n\n<li class=\"cta_link_clr_blue\"><a href=\"#07\" title=\"\">\u5c0e\u5165\u6642\u306e\u6ce8\u610f\u70b9<\/a><\/li>\n\n\n\n<li class=\"cta_link_clr_blue\"><a href=\"#06\" title=\"\">\u307e\u3068\u3081<\/a><\/li>\n<\/ul>\n<\/div>\n<\/div>\n\n\n\n<div class=\"wp-block-cover alignfull is-light full-width-grd01\" style=\"padding-top:0px;padding-right:0px;padding-bottom:0px;padding-left:0px;min-height:50px;aspect-ratio:unset;\"><span aria-hidden=\"true\" class=\"wp-block-cover__background has-white-background-color has-background-dim-100 has-background-dim\"><\/span><div class=\"wp-block-cover__inner-container is-layout-flow wp-block-cover-is-layout-flow\">\n<div class=\"wp-block-group is-layout-constrained wp-block-group-is-layout-constrained\" id=\"01\">\n<div class=\"wp-block-columns is-layout-flex wp-container-core-columns-is-layout-7387b849 wp-block-columns-is-layout-flex\">\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\" style=\"padding-top:var(--wp--preset--spacing--60);padding-bottom:var(--wp--preset--spacing--60)\">\n<h2 class=\"wp-block-heading has-text-align-center lp-mds-h2-clm\">Widevine\u3068\u306f\uff1f<\/h2>\n\n\n\n<div class=\"wp-block-columns is-layout-flex wp-container-core-columns-is-layout-8348321f wp-block-columns-is-layout-flex\">\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\" style=\"padding-top:0;padding-bottom:0\">\n<p class=\"wp-block-paragraph\" style=\"padding-top:0;padding-right:0;padding-bottom:0;padding-left:0\">Widevine\u306f\u3001Google\u304c\u63d0\u4f9b\u3059\u308bDRM\uff08Digital Rights Management\uff09\u6280\u8853\u3067\u3059\u3002<br>\u52d5\u753b\u30b3\u30f3\u30c6\u30f3\u30c4\u3092\u6697\u53f7\u5316\u3057\u3001\u6b63\u898f\u306e\u30e6\u30fc\u30b6\u30fc\u3060\u3051\u304c\u5fa9\u53f7\u30fb\u518d\u751f\u3067\u304d\u308b\u4ed5\u7d44\u307f\u3092\u63d0\u4f9b\u3057\u307e\u3059\u3002<br>\u73fe\u5728\u3001\u52d5\u753b\u914d\u4fe1\u30b5\u30fc\u30d3\u30b9\u304c\u6210\u7acb\u3059\u308b\u80cc\u666f\u306b\u306f\u3001\u30b3\u30f3\u30c6\u30f3\u30c4\u306e\u4e0d\u6b63\u30b3\u30d4\u30fc\u3084\u6d41\u51fa\u3092\u9632\u3050\u9ad8\u5ea6\u306aDRM\u6280\u8853\u304c\u3042\u308a\u307e\u3059\u3002Widevine\u306f\u305d\u306e\u4e2d\u6838\u3092\u62c5\u3046\u5b58\u5728\u3067\u3059\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\" style=\"padding-top:0;padding-right:0;padding-bottom:0;padding-left:0\">\u7279\u306b\u4ee5\u4e0b\u306e\u74b0\u5883\u3067\u5e83\u304f\u5229\u7528\u3055\u308c\u3066\u3044\u307e\u3059\u3002<br>\u30fbAndroid\u30b9\u30de\u30fc\u30c8\u30d5\u30a9\u30f3 \/ \u30bf\u30d6\u30ec\u30c3\u30c8<br>\u30fbAndroid TV \/ Google TV<br>\u30fbGoogle Chrome\u30d6\u30e9\u30a6\u30b6<br>\u30fb\u591a\u304f\u306e\u30b9\u30de\u30fc\u30c8\u30c6\u30ec\u30d3\u3084\u30bb\u30c3\u30c8\u30c8\u30c3\u30d7\u30dc\u30c3\u30af\u30b9<\/p>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div><\/div>\n\n\n\n<div class=\"wp-block-cover alignfull is-light full-width-grd01\" style=\"padding-top:0px;padding-right:0px;padding-bottom:0px;padding-left:0px;min-height:50px;aspect-ratio:unset;\"><span aria-hidden=\"true\" class=\"wp-block-cover__background has-white-background-color has-background-dim-100 has-background-dim\"><\/span><div class=\"wp-block-cover__inner-container is-layout-flow wp-block-cover-is-layout-flow\">\n<div class=\"wp-block-group is-layout-constrained wp-block-group-is-layout-constrained\" id=\"02\">\n<div class=\"wp-block-columns is-layout-flex wp-container-core-columns-is-layout-7387b849 wp-block-columns-is-layout-flex\">\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\" style=\"padding-top:var(--wp--preset--spacing--60);padding-bottom:var(--wp--preset--spacing--40)\">\n<h2 class=\"wp-block-heading has-text-align-center lp-mds-h2-clm\">Widevine\u306e\u4ed5\u7d44\u307f<\/h2>\n\n\n\n<div class=\"wp-block-columns is-layout-flex wp-container-core-columns-is-layout-8348321f wp-block-columns-is-layout-flex\">\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\" style=\"padding-top:0;padding-bottom:0\">\n<p class=\"vk_block-margin-md--margin-top wp-block-paragraph\" style=\"padding-top:0;padding-right:0;padding-bottom:0;padding-left:0\">Widevine DRM\u306f\u4e3b\u306b\u6b21\u306e3\u3064\u306e\u4ed5\u7d44\u307f\u3067\u69cb\u6210\u3055\u308c\u3066\u3044\u307e\u3059\u3002<\/p>\n\n\n\n<p class=\"vk_block-margin-md--margin-top wp-block-paragraph\" style=\"padding-top:0;padding-right:0;padding-bottom:0;padding-left:0\"><strong>\u2460 \u30b3\u30f3\u30c6\u30f3\u30c4\u306e\u6697\u53f7\u5316\uff08CENC\uff09<br><\/strong>\u52d5\u753b\u306fCENC\uff08Common Encryption\uff09\u306b\u57fa\u3065\u3044\u3066\u6697\u53f7\u5316\u3055\u308c\u3001<br>\u6697\u53f7\u30e2\u30fc\u30c9\u3068\u3057\u3066 cenc \u307e\u305f\u306f cbcs \u304c\u5229\u7528\u3055\u308c\u307e\u3059\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\" style=\"padding-top:0;padding-right:0;padding-bottom:0;padding-left:0\"><strong>\u2461 \u30e9\u30a4\u30bb\u30f3\u30b9\u306e\u767a\u884c<br><\/strong>\u8996\u8074\u6642\u306b\u30e9\u30a4\u30bb\u30f3\u30b9\u30b5\u30fc\u30d0\u30fc\u3078\u554f\u3044\u5408\u308f\u305b\u304c\u884c\u308f\u308c\u3001\u8a8d\u8a3c\u6e08\u307f\u30e6\u30fc\u30b6\u30fc\u306b\u306e\u307f\u5fa9\u53f7\u9375\u304c\u767a\u884c\u3055\u308c\u307e\u3059\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\" style=\"padding-top:0;padding-right:0;padding-bottom:0;padding-left:0\"><strong>\u2462 \u30bb\u30ad\u30e5\u30a2\u306a\u5fa9\u53f7\u51e6\u7406<br><\/strong>Widevine\u3067\u306f\u3001\u30d6\u30e9\u30a6\u30b6\u3084\u30a2\u30d7\u30ea\u5185\u3067\u52d5\u4f5c\u3059\u308bCDM\uff08Content Decryption Module\uff09\u304c\u5fa9\u53f7\u51e6\u7406\u3092\u5b9f\u884c\u3057\u307e\u3059\u3002<br>Chrome\u30d6\u30e9\u30a6\u30b6\u3067\u306f\u3001\u3053\u306eCDM\u304c\u7d44\u307f\u8fbc\u307e\u308c\u3066\u304a\u308a\u8ffd\u52a0\u30d7\u30e9\u30b0\u30a4\u30f3\u306a\u3057\u3067DRM\u518d\u751f\u304c\u53ef\u80fd\u3067\u3059\u3002<\/p>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n\n\n\n<div class=\"wp-block-columns is-layout-flex wp-container-core-columns-is-layout-4501c592 wp-block-columns-is-layout-flex\" style=\"margin-top:var(--wp--preset--spacing--40);margin-bottom:var(--wp--preset--spacing--40)\">\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\" style=\"padding-top:0;padding-bottom:0\">\n<h2 class=\"wp-block-heading has-text-align-center lp-mds-h2-clm vk_hidden\">Widevine L1\u30fbL2\u30fbL3\u306e\u9055\u3044<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\" style=\"padding-top:0;padding-right:0;padding-bottom:0;padding-left:0\">Widevine\u3092\u7406\u89e3\u3059\u308b\u3046\u3048\u3067\u6700\u3082\u91cd\u8981\u306a\u306e\u304c\u3001\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u30ec\u30d9\u30eb\uff08Security Level\uff09\u3067\u3059\u3002<br>\u3053\u308c\u306f\u3001\u30c7\u30d0\u30a4\u30b9\u304c\u3069\u306e\u7a0b\u5ea6\u5f37\u56fa\u306b\u30c7\u30fc\u30bf\u3092\u5b88\u308c\u308b\u304b\u3092\u8a55\u4fa1\u3057\u305f\u3082\u306e\u3067\u3001\u30ec\u30d9\u30eb\u306b\u5fdc\u3058\u3066\u8996\u8074\u53ef\u80fd\u306a\u753b\u8cea\uff08\u89e3\u50cf\u5ea6\uff09\u306b\u5236\u9650\u304c\u304b\u304b\u308a\u307e\u3059\u3002<\/p>\n\n\n\n<div class=\"wp-block-columns vk_block-margin-sm--margin-bottom is-layout-flex wp-container-core-columns-is-layout-7387b849 wp-block-columns-is-layout-flex\" style=\"border-bottom-color:var(--wp--preset--color--cyan-bluish-gray)\">\n<div class=\"wp-block-column is-vertically-aligned-center is-layout-flow wp-block-column-is-layout-flow\">\n<p class=\"has-text-align-center wp-block-paragraph\">\u9805\u76ee<\/p>\n<\/div>\n\n\n\n<div class=\"wp-block-column is-vertically-aligned-center is-layout-flow wp-block-column-is-layout-flow\">\n<p class=\"has-text-align-center wp-block-paragraph\">L1<\/p>\n<\/div>\n\n\n\n<div class=\"wp-block-column is-vertically-aligned-center is-layout-flow wp-block-column-is-layout-flow\">\n<p class=\"has-text-align-center wp-block-paragraph\">L2<\/p>\n<\/div>\n\n\n\n<div class=\"wp-block-column is-vertically-aligned-center is-layout-flow wp-block-column-is-layout-flow\">\n<p class=\"has-text-align-center wp-block-paragraph\">L3<\/p>\n<\/div>\n<\/div>\n\n\n\n<div class=\"wp-block-columns vk_block-margin-sm--margin-bottom is-layout-flex wp-container-core-columns-is-layout-c829323d wp-block-columns-is-layout-flex\" style=\"border-bottom-color:#dbdee0;border-bottom-width:1px;padding-bottom:var(--wp--preset--spacing--30)\">\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\">\n<p class=\"has-text-align-center wp-block-paragraph\">\u4fdd\u8b77\u65b9\u5f0f<\/p>\n<\/div>\n\n\n\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\">\n<p class=\"has-text-align-center wp-block-paragraph\">TEE\u5185\u3067\u51e6\u7406<\/p>\n<\/div>\n\n\n\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\">\n<p class=\"has-text-align-center wp-block-paragraph\">\u4e00\u90e8\u30cf\u30fc\u30c9\u30a6\u30a7\u30a2<\/p>\n<\/div>\n\n\n\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\">\n<p class=\"has-text-align-center wp-block-paragraph\">\u30bd\u30d5\u30c8\u30a6\u30a7\u30a2\u306e\u307f<\/p>\n<\/div>\n<\/div>\n\n\n\n<div class=\"wp-block-columns vk_block-margin-sm--margin-bottom is-layout-flex wp-container-core-columns-is-layout-c829323d wp-block-columns-is-layout-flex\" style=\"border-bottom-color:#dbdee0;border-bottom-width:1px;padding-bottom:var(--wp--preset--spacing--30)\">\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\">\n<p class=\"has-text-align-center wp-block-paragraph\">\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u5f37\u5ea6<\/p>\n<\/div>\n\n\n\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\">\n<p class=\"has-text-align-center wp-block-paragraph\">\u975e\u5e38\u306b\u9ad8\u3044<\/p>\n<\/div>\n\n\n\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\">\n<p class=\"has-text-align-center wp-block-paragraph\">\u4e2d\u7a0b\u5ea6<\/p>\n<\/div>\n\n\n\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\">\n<p class=\"has-text-align-center wp-block-paragraph\">\u4f4e\u3044<\/p>\n<\/div>\n<\/div>\n\n\n\n<div class=\"wp-block-columns vk_block-margin-sm--margin-bottom is-layout-flex wp-container-core-columns-is-layout-c829323d wp-block-columns-is-layout-flex\" style=\"border-bottom-color:#dbdee0;border-bottom-width:1px;padding-bottom:var(--wp--preset--spacing--30)\">\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\">\n<p class=\"has-text-align-center wp-block-paragraph\">\u6700\u5927\u753b\u8cea<\/p>\n<\/div>\n\n\n\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\">\n<p class=\"has-text-align-center wp-block-paragraph\">4K \/ HDR<\/p>\n<\/div>\n\n\n\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\">\n<p class=\"has-text-align-center wp-block-paragraph\">\u5236\u9650\u3042\u308a<\/p>\n<\/div>\n\n\n\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\">\n<p class=\"has-text-align-center wp-block-paragraph\">\u591a\u304f\u306fSD\uff08480p\u7a0b\u5ea6\uff09<\/p>\n<\/div>\n<\/div>\n\n\n\n<div class=\"wp-block-columns vk_block-margin-sm--margin-bottom is-layout-flex wp-container-core-columns-is-layout-c829323d wp-block-columns-is-layout-flex\" style=\"border-bottom-color:#dbdee0;border-bottom-width:1px;padding-bottom:var(--wp--preset--spacing--30)\">\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\">\n<p class=\"has-text-align-center wp-block-paragraph\">\u4e3b\u306a\u5bfe\u8c61<\/p>\n<\/div>\n\n\n\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\">\n<p class=\"has-text-align-center wp-block-paragraph\">\u30d5\u30e9\u30c3\u30b0\u30b7\u30c3\u30d7\u7aef\u672b<\/p>\n<\/div>\n\n\n\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\">\n<p class=\"has-text-align-center wp-block-paragraph\">\u7a00<\/p>\n<\/div>\n\n\n\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\">\n<p class=\"has-text-align-center wp-block-paragraph\">PC\u30d6\u30e9\u30a6\u30b6 \/ \u4f4e\u4fa1\u683c\u7aef\u672b<\/p>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n\n\n\n<div class=\"wp-block-columns is-layout-flex wp-container-core-columns-is-layout-df6d25b1 wp-block-columns-is-layout-flex\" style=\"margin-top:var(--wp--preset--spacing--30);margin-bottom:var(--wp--preset--spacing--70)\">\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\" style=\"padding-top:0;padding-bottom:0\">\n<h2 class=\"wp-block-heading has-text-align-center lp-mds-h2-clm vk_hidden\">Widevine\u306e\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u30ec\u30d9\u30eb\u3068\u753b\u8cea\u5236\u9650<\/h2>\n\n\n\n<div class=\"wp-block-columns are-vertically-aligned-top is-layout-flex wp-container-core-columns-is-layout-d9ad523d wp-block-columns-is-layout-flex\">\n<div class=\"wp-block-column is-vertically-aligned-top auto-height01 has-border-color has-white-border-color has-white-background-color has-background is-layout-flow wp-block-column-is-layout-flow\" style=\"border-width:1px;border-radius:10px;padding-top:var(--wp--preset--spacing--40);padding-right:var(--wp--preset--spacing--40);padding-bottom:var(--wp--preset--spacing--40);padding-left:var(--wp--preset--spacing--40)\">\n<h3 class=\"wp-block-heading has-text-align-center is-style-vk-heading-plain vk_block-margin-0--margin-bottom\" style=\"font-size:1.5rem\">Widevine L1\u3068\u306f\uff1f<\/h3>\n\n\n\n<div class=\"wp-block-vk-blocks-spacer vk_spacer vk_spacer-type-margin-top\"><div class=\"vk_block-margin-xs--margin-top\"><\/div><\/div>\n\n\n\n<p class=\"vk_block-margin-0--margin-bottom wp-block-paragraph\">Widevine L1\u306f\u6700\u9ad8\u30ec\u30d9\u30eb\u306e\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u3067\u3059\u3002<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u5fa9\u53f7\u51e6\u7406\u304cTEE\uff08Trusted Execution Environment\uff09\u5185\u3067\u5b9f\u884c<\/li>\n\n\n\n<li>OS\u304b\u3089\u9694\u96e2\u3055\u308c\u305f\u5b89\u5168\u9818\u57df\u3067\u51e6\u7406<\/li>\n\n\n\n<li>4K\u30fbHDR\u914d\u4fe1\u304c\u53ef\u80fd<\/li>\n<\/ul>\n\n\n\n<p class=\"vk_block-margin-0--margin-bottom wp-block-paragraph\">\u591a\u304f\u306e\u9ad8\u6027\u80fdAndroid\u7aef\u672b\u304cL1\u306b\u5bfe\u5fdc\u3057\u3066\u3044\u307e\u3059\u3002<\/p>\n\n\n\n<div class=\"wp-block-vk-blocks-spacer vk_spacer vk_spacer-type-margin-top\"><div class=\"vk_block-margin-xs--margin-top\"><\/div><\/div>\n<\/div>\n\n\n\n<div class=\"wp-block-column is-vertically-aligned-top auto-height01 has-border-color has-white-background-color has-background is-layout-flow wp-block-column-is-layout-flow\" style=\"border-color:#ffffff;border-width:1px;border-radius:10px;padding-top:var(--wp--preset--spacing--40);padding-right:var(--wp--preset--spacing--40);padding-bottom:var(--wp--preset--spacing--40);padding-left:var(--wp--preset--spacing--40)\">\n<h3 class=\"wp-block-heading has-text-align-center is-style-vk-heading-plain vk_block-margin-0--margin-bottom\" style=\"font-size:1.5rem\">Widevine L3\u3068\u306f\uff1f<\/h3>\n\n\n\n<div class=\"wp-block-vk-blocks-spacer vk_spacer vk_spacer-type-margin-top\"><div class=\"vk_block-margin-xs--margin-top\"><\/div><\/div>\n\n\n\n<p class=\"vk_block-margin-0--margin-bottom wp-block-paragraph\">Widevine L3\u306f\u30bd\u30d5\u30c8\u30a6\u30a7\u30a2\u30d9\u30fc\u30b9\u3067\u5fa9\u53f7\u51e6\u7406\u3092\u884c\u3044\u307e\u3059\u3002<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u30cf\u30fc\u30c9\u30a6\u30a7\u30a2\u4fdd\u8b77\u306a\u3057<\/li>\n\n\n\n<li>\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u5f37\u5ea6\u304c\u4f4e\u3044<\/li>\n\n\n\n<li>\u591a\u304f\u306e\u5546\u7528VOD\u3067\u306fSD\u753b\u8cea\uff08480p\u7a0b\u5ea6\uff09\u306b\u5236\u9650<\/li>\n<\/ul>\n\n\n\n<p class=\"vk_block-margin-0--margin-bottom wp-block-paragraph\">\u305d\u306e\u305f\u3081\u3001Widevine L3\u7aef\u672b\u3067\u306f\u300c\u9ad8\u753b\u8cea\u3067\u518d\u751f\u3067\u304d\u306a\u3044\u300d\u30b1\u30fc\u30b9\u304c\u3042\u308a\u307e\u3059\u3002<\/p>\n\n\n\n<div class=\"wp-block-vk-blocks-spacer vk_spacer vk_spacer-type-margin-top\"><div class=\"vk_block-margin-xs--margin-top\"><\/div><\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div><\/div>\n\n\n\n<div class=\"wp-block-cover alignfull is-light full-width-grd01\" style=\"padding-top:0px;padding-right:0px;padding-bottom:0px;padding-left:0px;min-height:50px;aspect-ratio:unset;\"><span aria-hidden=\"true\" class=\"wp-block-cover__background has-white-background-color has-background-dim-100 has-background-dim\"><\/span><div class=\"wp-block-cover__inner-container is-layout-flow wp-block-cover-is-layout-flow\">\n<div class=\"wp-block-group is-layout-constrained wp-block-group-is-layout-constrained\" id=\"05\">\n<div class=\"wp-block-columns is-layout-flex wp-container-core-columns-is-layout-7387b849 wp-block-columns-is-layout-flex\">\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\" style=\"padding-top:var(--wp--preset--spacing--60);padding-bottom:var(--wp--preset--spacing--60)\">\n<h2 class=\"wp-block-heading has-text-align-center lp-mds-h2-clm\">Widevine\u30ec\u30d9\u30eb\u306e\u78ba\u8a8d\u65b9\u6cd5<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\" style=\"padding-top:0;padding-right:0;padding-bottom:0;padding-left:0\">Android\u7aef\u672b\u3067\u306f\u300cDRM Info\u300d\u306a\u3069\u306e\u30a2\u30d7\u30ea\u3067Widevine\u30ec\u30d9\u30eb\u3092\u78ba\u8a8d\u3067\u304d\u307e\u3059\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\" style=\"padding-top:0;padding-right:0;padding-bottom:0;padding-left:0\">\u78ba\u8a8d\u624b\u9806\uff1a<br>1. Google Play\u3067\u300cDRM Info\u300d\u3092\u30a4\u30f3\u30b9\u30c8\u30fc\u30eb<br>2. Widevine CDM\u6b04\u3092\u78ba\u8a8d<br>3. Security Level\u3092\u78ba\u8a8d\uff08L1 \/ L3\uff09<\/p>\n\n\n\n<p class=\"wp-block-paragraph\" style=\"padding-top:0;padding-right:0;padding-bottom:0;padding-left:0\">\u30e6\u30fc\u30b6\u30fc\u30b5\u30dd\u30fc\u30c8\u3084\u753b\u8cea\u554f\u3044\u5408\u308f\u305b\u5bfe\u5fdc\u306e\u969b\u306b\u91cd\u8981\u306a\u60c5\u5831\u3067\u3059\u3002<\/p>\n<\/div>\n<\/div>\n<\/div>\n<\/div><\/div>\n\n\n\n<div class=\"wp-block-cover alignfull is-light full-width-grd01\" style=\"padding-top:0px;padding-right:0px;padding-bottom:0px;padding-left:0px;min-height:50px;aspect-ratio:unset;\"><span aria-hidden=\"true\" class=\"wp-block-cover__background has-white-background-color has-background-dim-100 has-background-dim\"><\/span><div class=\"wp-block-cover__inner-container is-layout-flow wp-block-cover-is-layout-flow\">\n<div class=\"wp-block-group is-layout-constrained wp-block-group-is-layout-constrained\" id=\"06\">\n<div class=\"wp-block-columns is-layout-flex wp-container-core-columns-is-layout-7387b849 wp-block-columns-is-layout-flex\">\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\" style=\"padding-top:var(--wp--preset--spacing--60);padding-bottom:var(--wp--preset--spacing--60)\">\n<h2 class=\"wp-block-heading has-text-align-center lp-mds-h2-clm\">Widevine\u3068FairPlay\u30fbPlayReady\u306e\u9055\u3044\uff08DRM\u6bd4\u8f03\uff09<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\" style=\"padding-top:0;padding-right:0;padding-bottom:0;padding-left:0\">Widevine\u3060\u3051\u3067\u306f\u3059\u3079\u3066\u306e\u30c7\u30d0\u30a4\u30b9\u3092\u30ab\u30d0\u30fc\u3067\u304d\u307e\u305b\u3093\u3002<br>\u4ee3\u8868\u7684\u306aDRM\u306f\u6b21\u306e\u901a\u308a\u3067\u3059\u3002<\/p>\n\n\n\n<div class=\"wp-block-columns vk_block-margin-sm--margin-bottom is-layout-flex wp-container-core-columns-is-layout-7387b849 wp-block-columns-is-layout-flex\" style=\"border-bottom-color:var(--wp--preset--color--cyan-bluish-gray)\">\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\">\n<p class=\"wp-block-paragraph\">DRM<\/p>\n<\/div>\n\n\n\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\">\n<p class=\"wp-block-paragraph\">\u4e3b\u306a\u5bfe\u8c61<\/p>\n<\/div>\n\n\n\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\">\n<p class=\"wp-block-paragraph\">\u63d0\u4f9b\u5143<\/p>\n<\/div>\n<\/div>\n\n\n\n<div class=\"wp-block-columns vk_block-margin-sm--margin-bottom is-layout-flex wp-container-core-columns-is-layout-c829323d wp-block-columns-is-layout-flex\" style=\"border-bottom-color:#dbdee0;border-bottom-width:1px;padding-bottom:var(--wp--preset--spacing--30)\">\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\">\n<p class=\"wp-block-paragraph\">Widevine<\/p>\n<\/div>\n\n\n\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\">\n<p class=\"wp-block-paragraph\">Android \/ Chrome<\/p>\n<\/div>\n\n\n\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\">\n<p class=\"wp-block-paragraph\">Google<\/p>\n<\/div>\n<\/div>\n\n\n\n<div class=\"wp-block-columns vk_block-margin-sm--margin-bottom is-layout-flex wp-container-core-columns-is-layout-c829323d wp-block-columns-is-layout-flex\" style=\"border-bottom-color:#dbdee0;border-bottom-width:1px;padding-bottom:var(--wp--preset--spacing--30)\">\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\">\n<p class=\"wp-block-paragraph\">FairPlay Streaming<\/p>\n<\/div>\n\n\n\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\">\n<p class=\"wp-block-paragraph\">iOS \/ Safari \/ Apple TV<\/p>\n<\/div>\n\n\n\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\">\n<p class=\"wp-block-paragraph\">Apple<\/p>\n<\/div>\n<\/div>\n\n\n\n<div class=\"wp-block-columns vk_block-margin-sm--margin-bottom is-layout-flex wp-container-core-columns-is-layout-c829323d wp-block-columns-is-layout-flex\" style=\"border-bottom-color:#dbdee0;border-bottom-width:1px;padding-bottom:var(--wp--preset--spacing--30)\">\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\">\n<p class=\"wp-block-paragraph\">PlayReady<\/p>\n<\/div>\n\n\n\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\">\n<p class=\"wp-block-paragraph\">Windows \/ Xbox \/ \u4e00\u90e8TV<\/p>\n<\/div>\n\n\n\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\">\n<p class=\"wp-block-paragraph\">Microsoft<\/p>\n<\/div>\n<\/div>\n\n\n\n<p class=\"wp-block-paragraph\" style=\"padding-top:0;padding-right:0;padding-bottom:0;padding-left:0\">iPhone\u3084iPad\u3067\u306fWidevine\u306f\u5229\u7528\u3067\u304d\u305a\u3001FairPlay\u304c\u5fc5\u8981\u3067\u3059\u3002<\/p>\n\n\n\n<div class=\"wp-block-columns is-layout-flex wp-container-core-columns-is-layout-8348321f wp-block-columns-is-layout-flex\">\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\" style=\"padding-top:0;padding-bottom:0\"><\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div><\/div>\n\n\n\n<div class=\"wp-block-cover alignfull is-light\" style=\"padding-top:3em;padding-right:0px;padding-bottom:3em;padding-left:0px;min-height:8em;aspect-ratio:unset;\"><span aria-hidden=\"true\" class=\"wp-block-cover__background has-background-dim-10 has-background-dim\" style=\"background-color:#02609b\"><\/span><div class=\"wp-block-cover__inner-container is-layout-flow wp-block-cover-is-layout-flow\">\n<div class=\"wp-block-group is-layout-constrained wp-block-group-is-layout-constrained\">\n<p class=\"has-text-align-center cta_link_clr_or has-large-font-size wp-block-paragraph\"><strong><a href=\"https:\/\/www.webstream.co.jp\/service\/wsdrm\/\" target=\"_blank\" rel=\"noopener\" title=\"\">Widevine\u3092\u5229\u7528\u3057\u305f\u52d5\u753b\u914d\u4fe1\u3092\u304a\u8003\u3048\u306a\u3089\u30a6\u30a7\u30d6\u30b9\u30c8\u30ea\u30fc\u30e0\u3078\u3054\u76f8\u8ac7\u304f\u3060\u3055\u3044\uff01<\/a><\/strong><\/p>\n<\/div>\n<\/div><\/div>\n\n\n\n<div class=\"wp-block-cover alignfull is-light full-width-grd01\" style=\"padding-top:0px;padding-right:0px;padding-bottom:0px;padding-left:0px;min-height:50px;aspect-ratio:unset;\"><span aria-hidden=\"true\" class=\"wp-block-cover__background has-white-background-color has-background-dim-100 has-background-dim\"><\/span><div class=\"wp-block-cover__inner-container is-layout-flow wp-block-cover-is-layout-flow\">\n<div class=\"wp-block-group is-layout-constrained wp-block-group-is-layout-constrained\" id=\"07\">\n<div class=\"wp-block-columns is-layout-flex wp-container-core-columns-is-layout-7387b849 wp-block-columns-is-layout-flex\">\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\" style=\"padding-top:var(--wp--preset--spacing--60);padding-bottom:var(--wp--preset--spacing--60)\">\n<h2 class=\"wp-block-heading has-text-align-center lp-mds-h2-clm\">\u30de\u30eb\u30c1DRM\u69cb\u6210\u3068\u306f<\/h2>\n\n\n\n<div class=\"wp-block-columns is-layout-flex wp-container-core-columns-is-layout-8348321f wp-block-columns-is-layout-flex\">\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\" style=\"padding-top:0;padding-bottom:0\">\n<p class=\"has-text-align-left wp-block-paragraph\" style=\"padding-top:0;padding-right:0;padding-bottom:0;padding-left:0\">\u52d5\u753b\u914d\u4fe1\u30b5\u30fc\u30d3\u30b9\u3067\u306f\u300c\u30de\u30eb\u30c1DRM\u69cb\u6210\u300d\u304c\u4e00\u822c\u7684\u3067\u3059\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">1\u3064\u306e\u30b3\u30f3\u30c6\u30f3\u30c4\u3092CENC\u3067\u6697\u53f7\u5316\u3057\u3001<br>\u30fbAndroid \u2192 Widevine<br>\u30fbiOS \u2192 FairPlay<br>\u30fbWindows \u2192 PlayReady<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u3068\u3001\u8996\u8074\u74b0\u5883\u306b\u5fdc\u3058\u3066\u30e9\u30a4\u30bb\u30f3\u30b9\u3092\u51fa\u3057\u5206\u3051\u307e\u3059\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u3053\u308c\u306b\u3088\u308a\u3001\u6b21\u306e\u30e1\u30ea\u30c3\u30c8\u304c\u5f97\u3089\u308c\u307e\u3059\u3002<br>\u30fb\u30c7\u30d0\u30a4\u30b9\u4e92\u63db\u6027\u306e\u78ba\u4fdd<br>\u30fb\u8457\u4f5c\u6a29\u4fdd\u8b77<br>\u30fb\u9ad8\u753b\u8cea\u914d\u4fe1<\/p>\n\n\n\n<p class=\"has-text-align-left wp-block-paragraph\" style=\"padding-top:0;padding-right:0;padding-bottom:0;padding-left:0\">\u3092\u4e21\u7acb\u3067\u304d\u307e\u3059\u3002<\/p>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div><\/div>\n\n\n\n<div class=\"wp-block-cover alignfull is-light full-width-grd01\" style=\"padding-top:0px;padding-right:0px;padding-bottom:0px;padding-left:0px;min-height:50px;aspect-ratio:unset;\"><span aria-hidden=\"true\" class=\"wp-block-cover__background has-white-background-color has-background-dim-100 has-background-dim\"><\/span><div class=\"wp-block-cover__inner-container is-layout-flow wp-block-cover-is-layout-flow\">\n<div class=\"wp-block-group is-layout-constrained wp-block-group-is-layout-constrained\" id=\"08\">\n<div class=\"wp-block-columns is-layout-flex wp-container-core-columns-is-layout-7387b849 wp-block-columns-is-layout-flex\">\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\" style=\"padding-top:var(--wp--preset--spacing--60);padding-bottom:var(--wp--preset--spacing--60)\">\n<h2 class=\"wp-block-heading has-text-align-center lp-mds-h2-clm\">Widevine\u5c0e\u5165\u6642\u306e\u6ce8\u610f\u70b9<\/h2>\n\n\n\n<div class=\"wp-block-columns is-layout-flex wp-container-core-columns-is-layout-8348321f wp-block-columns-is-layout-flex\">\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\" style=\"padding-top:0;padding-bottom:0\">\n<p class=\"has-text-align-left wp-block-paragraph\" style=\"padding-top:0;padding-right:0;padding-bottom:0;padding-left:0\">Widevine\u3092\u81ea\u793e\u306e\u30b7\u30b9\u30c6\u30e0\u306b\u7d44\u307f\u8fbc\u3080\u969b\u3001\u6280\u8853\u30c1\u30fc\u30e0\u304c\u76f4\u9762\u3057\u3084\u3059\u3044\u8ab2\u984c\u304c\u3044\u304f\u3064\u304b\u3042\u308a\u307e\u3059\u3002<\/p>\n<\/div>\n<\/div>\n\n\n\n<div class=\"wp-block-columns are-vertically-aligned-top is-layout-flex wp-container-core-columns-is-layout-d9ad523d wp-block-columns-is-layout-flex\">\n<div class=\"wp-block-column is-vertically-aligned-top auto-height01 has-border-color has-white-border-color has-white-background-color has-background is-layout-flow wp-block-column-is-layout-flow\" style=\"border-width:1px;border-radius:10px;padding-top:var(--wp--preset--spacing--40);padding-right:var(--wp--preset--spacing--40);padding-bottom:var(--wp--preset--spacing--40);padding-left:var(--wp--preset--spacing--40)\">\n<figure class=\"wp-block-image aligncenter size-medium is-style-default\"><img loading=\"lazy\" decoding=\"async\" width=\"300\" height=\"300\" src=\"https:\/\/www.webstream.co.jp\/lp\/wp-content\/uploads\/2025\/09\/cmyk_7685_color-300x300.png\" alt=\"\" class=\"wp-image-2418\" style=\"aspect-ratio:1;object-fit:cover\" srcset=\"https:\/\/www.webstream.co.jp\/lp\/wp-content\/uploads\/2025\/09\/cmyk_7685_color-300x300.png 300w, https:\/\/www.webstream.co.jp\/lp\/wp-content\/uploads\/2025\/09\/cmyk_7685_color-1024x1024.png 1024w, https:\/\/www.webstream.co.jp\/lp\/wp-content\/uploads\/2025\/09\/cmyk_7685_color-150x150.png 150w, https:\/\/www.webstream.co.jp\/lp\/wp-content\/uploads\/2025\/09\/cmyk_7685_color-768x768.png 768w, https:\/\/www.webstream.co.jp\/lp\/wp-content\/uploads\/2025\/09\/cmyk_7685_color-1536x1536.png 1536w, https:\/\/www.webstream.co.jp\/lp\/wp-content\/uploads\/2025\/09\/cmyk_7685_color.png 1620w\" sizes=\"auto, (max-width: 300px) 100vw, 300px\" \/><\/figure>\n\n\n\n<div class=\"wp-block-vk-blocks-spacer vk_spacer vk_spacer-type-margin-top\"><div class=\"vk_block-margin-sm--margin-top\"><\/div><\/div>\n\n\n\n<h3 class=\"wp-block-heading is-style-vk-heading-plain vk_block-margin-0--margin-bottom\" style=\"font-size:1.3rem\">\u30e9\u30a4\u30bb\u30f3\u30b9\u30b5\u30fc\u30d0\u30fc\u306e\u5951\u7d04\u30fb\u904b\u7528<\/h3>\n\n\n\n<div class=\"wp-block-vk-blocks-spacer vk_spacer vk_spacer-type-margin-top\"><div class=\"vk_block-margin-xs--margin-top\"><\/div><\/div>\n\n\n\n<p class=\"vk_block-margin-0--margin-bottom wp-block-paragraph\">Widevine\u3092\u5229\u7528\u3059\u308b\u306b\u306f\u3001Google\u3068\u5951\u7d04\u306e\u3046\u3048\u30e9\u30a4\u30bb\u30f3\u30b9\u30b5\u30fc\u30d0\u30fc\u3092\u69cb\u7bc9\u30fb\u904b\u7528\u3059\u308b\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u81ea\u793e\u69cb\u7bc9\u3082\u53ef\u80fd\u3067\u3059\u304c\u3001<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>24\u6642\u9593365\u65e5\u7a3c\u50cd<\/li>\n\n\n\n<li>\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u7ba1\u7406<\/li>\n\n\n\n<li>SDK\u30a2\u30c3\u30d7\u30c7\u30fc\u30c8\u5bfe\u5fdc<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">\u304c\u5fc5\u8981\u3068\u306a\u308a\u307e\u3059\u3002<br>\u591a\u304f\u306e\u4e8b\u696d\u8005\u306fDRM as a Service\u3092\u6d3b\u7528\u3057\u3066\u3044\u307e\u3059\u3002<\/p>\n\n\n\n<div class=\"wp-block-vk-blocks-spacer vk_spacer vk_spacer-type-margin-top\"><div class=\"vk_block-margin-xs--margin-top\"><\/div><\/div>\n<\/div>\n\n\n\n<div class=\"wp-block-column is-vertically-aligned-top auto-height01 has-border-color has-white-border-color has-white-background-color has-background is-layout-flow wp-block-column-is-layout-flow\" style=\"border-width:1px;border-radius:10px;padding-top:var(--wp--preset--spacing--40);padding-right:var(--wp--preset--spacing--40);padding-bottom:var(--wp--preset--spacing--40);padding-left:var(--wp--preset--spacing--40)\">\n<figure class=\"wp-block-image aligncenter size-medium is-style-default\"><img loading=\"lazy\" decoding=\"async\" width=\"300\" height=\"300\" src=\"https:\/\/www.webstream.co.jp\/lp\/wp-content\/uploads\/2025\/06\/cmyk_14999_2_color-300x300.png\" alt=\"\" class=\"wp-image-2124\" style=\"aspect-ratio:1;object-fit:cover\" srcset=\"https:\/\/www.webstream.co.jp\/lp\/wp-content\/uploads\/2025\/06\/cmyk_14999_2_color-300x300.png 300w, https:\/\/www.webstream.co.jp\/lp\/wp-content\/uploads\/2025\/06\/cmyk_14999_2_color-150x150.png 150w, https:\/\/www.webstream.co.jp\/lp\/wp-content\/uploads\/2025\/06\/cmyk_14999_2_color.png 480w\" sizes=\"auto, (max-width: 300px) 100vw, 300px\" \/><\/figure>\n\n\n\n<div class=\"wp-block-vk-blocks-spacer vk_spacer vk_spacer-type-margin-top\"><div class=\"vk_block-margin-sm--margin-top\"><\/div><\/div>\n\n\n\n<h3 class=\"wp-block-heading is-style-vk-heading-plain vk_block-margin-0--margin-bottom\" style=\"font-size:1.3rem\">\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u30a2\u30c3\u30d7\u30c7\u30fc\u30c8\u3078\u306e\u5bfe\u5fdc<\/h3>\n\n\n\n<div class=\"wp-block-vk-blocks-spacer vk_spacer vk_spacer-type-margin-top\"><div class=\"vk_block-margin-xs--margin-top\"><\/div><\/div>\n\n\n\n<p class=\"vk_block-margin-0--margin-bottom wp-block-paragraph\">Widevine\u4ed5\u69d8\u3084SDK\u306f\u7d99\u7d9a\u7684\u306b\u66f4\u65b0\u3055\u308c\u307e\u3059\u3002<br>\u5bfe\u5fdc\u304c\u9045\u308c\u308b\u3068\u7279\u5b9aOS\u3067\u518d\u751f\u4e0d\u5177\u5408\u304c\u767a\u751f\u3059\u308b\u53ef\u80fd\u6027\u304c\u3042\u308a\u307e\u3059\u3002<\/p>\n\n\n\n<div class=\"wp-block-vk-blocks-spacer vk_spacer vk_spacer-type-margin-top\"><div class=\"vk_block-margin-xs--margin-top\"><\/div><\/div>\n<\/div>\n\n\n\n<div class=\"wp-block-column is-vertically-aligned-top auto-height01 has-border-color has-white-background-color has-background is-layout-flow wp-block-column-is-layout-flow\" style=\"border-color:#ffffff;border-width:1px;border-radius:10px;padding-top:var(--wp--preset--spacing--40);padding-right:var(--wp--preset--spacing--40);padding-bottom:var(--wp--preset--spacing--40);padding-left:var(--wp--preset--spacing--40)\">\n<figure class=\"wp-block-image aligncenter size-medium is-style-default\"><img loading=\"lazy\" decoding=\"async\" width=\"300\" height=\"300\" src=\"https:\/\/www.webstream.co.jp\/lp\/wp-content\/uploads\/2025\/06\/cmyk_1643_color-300x300.png\" alt=\"\" class=\"wp-image-2092\" style=\"aspect-ratio:1;object-fit:cover\" srcset=\"https:\/\/www.webstream.co.jp\/lp\/wp-content\/uploads\/2025\/06\/cmyk_1643_color-300x300.png 300w, https:\/\/www.webstream.co.jp\/lp\/wp-content\/uploads\/2025\/06\/cmyk_1643_color-1024x1024.png 1024w, https:\/\/www.webstream.co.jp\/lp\/wp-content\/uploads\/2025\/06\/cmyk_1643_color-150x150.png 150w, https:\/\/www.webstream.co.jp\/lp\/wp-content\/uploads\/2025\/06\/cmyk_1643_color-768x768.png 768w, https:\/\/www.webstream.co.jp\/lp\/wp-content\/uploads\/2025\/06\/cmyk_1643_color-1536x1536.png 1536w, https:\/\/www.webstream.co.jp\/lp\/wp-content\/uploads\/2025\/06\/cmyk_1643_color.png 1620w\" sizes=\"auto, (max-width: 300px) 100vw, 300px\" \/><\/figure>\n\n\n\n<div class=\"wp-block-vk-blocks-spacer vk_spacer vk_spacer-type-margin-top\"><div class=\"vk_block-margin-sm--margin-top\"><\/div><\/div>\n\n\n\n<h3 class=\"wp-block-heading is-style-vk-heading-plain vk_block-margin-0--margin-bottom\" style=\"font-size:1.3rem\">L1\u524d\u63d0\u8a2d\u8a08\u306e\u91cd\u8981\u6027<\/h3>\n\n\n\n<div class=\"wp-block-vk-blocks-spacer vk_spacer vk_spacer-type-margin-top\"><div class=\"vk_block-margin-xs--margin-top\"><\/div><\/div>\n\n\n\n<p class=\"vk_block-margin-0--margin-bottom wp-block-paragraph\">\u8fd1\u5e74\u306f\u30d5\u30ebHD\u4ee5\u4e0a\u304c\u6a19\u6e96\u3067\u3059\u3002<br>\u30bf\u30fc\u30b2\u30c3\u30c8\u7aef\u672b\u304cWidevine L1\u5bfe\u5fdc\u304b\u3069\u3046\u304b\u3092\u8a2d\u8a08\u6bb5\u968e\u3067\u8003\u616e\u3059\u308b\u3053\u3068\u304c\u91cd\u8981\u3067\u3059\u3002<\/p>\n\n\n\n<div class=\"wp-block-vk-blocks-spacer vk_spacer vk_spacer-type-margin-top\"><div class=\"vk_block-margin-xs--margin-top\"><\/div><\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div><\/div>\n\n\n\n<div class=\"wp-block-cover alignfull is-light full-width-grd01\" style=\"padding-top:0px;padding-right:0px;padding-bottom:0px;padding-left:0px;min-height:50px;aspect-ratio:unset;\"><span aria-hidden=\"true\" class=\"wp-block-cover__background has-white-background-color has-background-dim-100 has-background-dim\"><\/span><div class=\"wp-block-cover__inner-container is-layout-flow wp-block-cover-is-layout-flow\">\n<div class=\"wp-block-group is-layout-constrained wp-block-group-is-layout-constrained\" id=\"09\">\n<div class=\"wp-block-columns is-layout-flex wp-container-core-columns-is-layout-7387b849 wp-block-columns-is-layout-flex\">\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\" style=\"padding-top:var(--wp--preset--spacing--60);padding-bottom:var(--wp--preset--spacing--60)\">\n<h2 class=\"wp-block-heading has-text-align-center lp-mds-h2-clm\">\u307e\u3068\u3081<\/h2>\n\n\n\n<div class=\"wp-block-columns is-layout-flex wp-container-core-columns-is-layout-8348321f wp-block-columns-is-layout-flex\">\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\" style=\"padding-top:0;padding-bottom:0\">\n<p class=\"has-text-align-left wp-block-paragraph\" style=\"padding-top:0;padding-right:0;padding-bottom:0;padding-left:0\">Widevine\u306f\u3001Android\u304a\u3088\u3073Web\u74b0\u5883\u306b\u304a\u3051\u308b\u6a19\u6e96\u7684\u306aDRM\u6280\u8853\u3067\u3059\u3002<br>\u7279\u306b\u91cd\u8981\u306a\u306e\u306f\u3001<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Widevine L1\u30fbL3\u306e\u9055\u3044\u306e\u7406\u89e3<\/li>\n\n\n\n<li>\u753b\u8cea\u5236\u9650\u3068\u306e\u95a2\u4fc2<\/li>\n\n\n\n<li>\u30de\u30eb\u30c1DRM\u69cb\u6210\u306e\u8a2d\u8a08<\/li>\n<\/ul>\n\n\n\n<p class=\"has-text-align-left wp-block-paragraph\" style=\"padding-top:0;padding-right:0;padding-bottom:0;padding-left:0\">\u52d5\u753b\u914d\u4fe1\u30d3\u30b8\u30cd\u30b9\u3067\u306f\u3001\u8457\u4f5c\u6a29\u4fdd\u8b77\u3068\u30e6\u30fc\u30b6\u30fc\u4f53\u9a13\u306e\u4e21\u7acb\u304c\u4e0d\u53ef\u6b20\u3067\u3059\u3002<\/p>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div><\/div>\n\n\n\n<div class=\"wp-block-cover alignfull is-light full-width-grd01\" style=\"padding-top:0px;padding-right:0px;padding-bottom:0px;padding-left:0px;min-height:50px;aspect-ratio:unset;\"><span aria-hidden=\"true\" class=\"wp-block-cover__background has-white-background-color has-background-dim-100 has-background-dim\"><\/span><div class=\"wp-block-cover__inner-container is-layout-flow wp-block-cover-is-layout-flow\">\n<div class=\"wp-block-vk-blocks-spacer vk_spacer vk_spacer-type-margin-top\"><div class=\"vk_block-margin-md--margin-top\"><\/div><\/div>\n<\/div><\/div>\n\n\n\n<div class=\"wp-block-cover alignfull wp-duotone-unset-1\" style=\"padding-top:0;padding-right:0;padding-bottom:0;padding-left:0;min-height:250px;aspect-ratio:unset;\"><img decoding=\"async\" class=\"wp-block-cover__image-background wp-image-3450\" alt=\"\" src=\"https:\/\/www.webstream.co.jp\/lp\/wp-content\/plugins\/vk-block-patterns\/patterns-data\/images\/pr-img.png\" style=\"object-position:0% 0%\" data-object-fit=\"cover\" data-object-position=\"0% 0%\"\/><span aria-hidden=\"true\" class=\"wp-block-cover__background has-background-dim-100 has-background-dim\" style=\"background-color:#103155\"><\/span><div class=\"wp-block-cover__inner-container is-layout-flow wp-block-cover-is-layout-flow\">\n<div class=\"wp-block-cover alignfull is-light full-width-grd01\" style=\"padding-top:0px;padding-right:0px;padding-bottom:0px;padding-left:0px;min-height:50px;aspect-ratio:unset;\"><span aria-hidden=\"true\" class=\"wp-block-cover__background has-white-background-color has-background-dim-0 has-background-dim\"><\/span><div class=\"wp-block-cover__inner-container is-layout-flow wp-block-cover-is-layout-flow\">\n<div class=\"wp-block-group is-layout-constrained wp-block-group-is-layout-constrained\" id=\"06\">\n<div class=\"wp-block-columns vk_block-margin-sm--margin-top vk_block-margin-xl--margin-bottom is-layout-flex wp-container-core-columns-is-layout-7387b849 wp-block-columns-is-layout-flex\">\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\" style=\"padding-top:0;padding-bottom:0\">\n<h2 class=\"wp-block-heading has-text-align-center lp-mds-h2-clm has-white-color has-text-color has-link-color wp-elements-1110d2e6bab62148dc899b9a879d3a44\">Widevine\u5c0e\u5165\u30fb\u30de\u30eb\u30c1DRM\u69cb\u7bc9\u306e\u3054\u76f8\u8ac7<\/h2>\n\n\n\n<div class=\"wp-block-columns is-layout-flex wp-container-core-columns-is-layout-8348321f wp-block-columns-is-layout-flex\">\n<div class=\"wp-block-column has-white-color has-text-color has-link-color wp-elements-10d504b5c853bb8961e54bd3c64a285e is-layout-flow wp-block-column-is-layout-flow\" style=\"padding-top:0;padding-bottom:0\">\n<p class=\"has-text-align-left wp-block-paragraph\" 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