{"id":23503,"date":"2025-11-13T11:21:53","date_gmt":"2025-11-13T11:21:53","guid":{"rendered":"https:\/\/pokecon.jp\/job\/?p=23503"},"modified":"2025-11-13T11:21:53","modified_gmt":"2025-11-13T11:21:53","slug":"%e3%80%90%e5%8d%94%e8%b3%9b%e6%b1%ba%e5%ae%9a%e3%80%91jjug-ccc-2025-fall-%e3%83%96%e3%83%bc%e3%82%b9%ef%bc%86%e3%82%bb%e3%83%83%e3%82%b7%e3%83%a7%e3%83%b3%e3%81%a7java%e3%83%88%e3%83%bc%e3%82%af","status":"publish","type":"post","link":"https:\/\/pokecon.jp\/job\/23503\/","title":{"rendered":"\u3010\u5354\u8cdb\u6c7a\u5b9a\u3011JJUG CCC 2025 Fall \u30d6\u30fc\u30b9\uff06\u30bb\u30c3\u30b7\u30e7\u30f3\u3067Java\u30c8\u30fc\u30af\u3057\u307e\u305b\u3093\u304b\uff1f \/ \u958b\u767a\u8005\u5411\u3051\u30d6\u30ed\u30b0\u30fb\u30a4\u30d9\u30f3\u30c8"},"content":{"rendered":"\n<\/p>\n<div>\n<div class=\"articleDescription\">\n<p>Java\u30a8\u30f3\u30b8\u30cb\u30a2\u306e\u7686\u3055\u3093\u3001\u4eca\u5e74\u3082\u3053\u306e\u5b63\u7bc0\u304c\u3084\u3063\u3066\u304d\u307e\u3057\u305f\uff01<br \/>GMO\u30a4\u30f3\u30bf\u30fc\u30cd\u30c3\u30c8\u30b0\u30eb\u30fc\u30d7\u306f\u3001\u56fd\u5185\u6700\u5927\u7d1a\u306eJava\u30ab\u30f3\u30d5\u30a1\u30ec\u30f3\u30b9\u300c<strong>JJUG CCC 2025 Fall<\/strong>\u300d\u306b\u5354\u8cdb\u51fa\u5c55\u3057\u307e\u3059\u3002<br \/>\u4eca\u56de\u306e\u30c6\u30fc\u30de\u306f\u3001<strong>\u300cPG\u30de\u30eb\u30c1\u30da\u30a4\u30e1\u30f3\u30c8\u30b5\u30fc\u30d3\u30b9\u300d<\/strong> \u3068 <strong>\u300cfincode byGMO\u300d<\/strong>\u3002<br \/>GMO\u30da\u30a4\u30e1\u30f3\u30c8\u30b2\u30fc\u30c8\u30a6\u30a7\u30a4\u304c\u63d0\u4f9b\u3059\u308b\u591a\u5f69\u306a\u6c7a\u6e08\u30d7\u30ed\u30c0\u30af\u30c8\u7fa4\u3068\u3001\u305d\u308c\u3089\u3092\u652f\u3048\u308b<strong>Java\u30a2\u30fc\u30ad\u30c6\u30af\u30c1\u30e3\u306e\u5b9f\u4f8b<\/strong>\u3092\u3001\u30d6\u30fc\u30b9\u3067\u5fb9\u5e95\u7684\u306b\u3054\u7d39\u4ecb\u3057\u307e\u3059\u3002<br \/>\u6c7a\u6e08\u306e\u9032\u5316\u3092\u652f\u3048\u308b\u6280\u8853\u306e\u201c\u4eca\u201d\u3092\u3001\u305c\u3072\u4f1a\u5834\u3067\u4f53\u611f\u3057\u3066\u304f\u3060\u3055\u3044\u3002<br \/>\u7686\u3055\u307e\u306b\u304a\u4f1a\u3044\u3067\u304d\u308b\u306e\u3092\u697d\u3057\u307f\u306b\u3057\u3066\u3044\u307e\u3059\uff01<\/p>\n<\/div>\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"JJUG_CCC%E3%81%A8%E3%81%AF\"\/>JJUG CCC\u3068\u306f<span class=\"ez-toc-section-end\"\/><\/h2>\n<p>\u300cJJUG CCC\uff08Japan Java User Group Cross Community Conference\uff09\u300d\u306f\u3001\u5e742\u56de\u958b\u50ac\u3055\u308c\u308b<strong>\u65e5\u672c\u6700\u5927\u7d1a\u306eJava\u6280\u8853\u30ab\u30f3\u30d5\u30a1\u30ec\u30f3\u30b9<\/strong>\u3002<br \/>\u73fe\u5834\u306e\u77e5\u898b\u3001\u5b9f\u8df5\u30ce\u30a6\u30cf\u30a6\u3001\u6700\u65b0\u6280\u8853\u2026\u3059\u3079\u3066\u304c\u51dd\u7e2e\u3055\u308c\u305f1\u65e5\u9650\u308a\u306e\u30ea\u30a2\u30eb\u30a4\u30d9\u30f3\u30c8\u3067\u3059\u3002<\/p>\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"%E3%82%A4%E3%83%99%E3%83%B3%E3%83%88%E6%A6%82%E8%A6%81\"\/>\u30a4\u30d9\u30f3\u30c8\u6982\u8981<span class=\"ez-toc-section-end\"\/><\/h2>\n<p><strong>\u30a4\u30d9\u30f3\u30c8\u540d<\/strong>\uff1aJJUG Cross Community Conference 2025 Fall<br \/><strong>\u958b\u50ac\u65e5<\/strong>\uff1a2025-11-15\uff08\u571f\uff0910:00 \u2013 17:15\uff08\u4e88\u5b9a\uff09<br \/><strong>\u4f1a\u5834<\/strong>\uff1a\u30d9\u30eb\u30b5\u30fc\u30eb\u65b0\u5bbf\u30b0\u30e9\u30f3\u30c9 \u30b3\u30f3\u30d5\u30a1\u30ec\u30f3\u30b9\u30bb\u30f3\u30bf\u30fc<br \/><strong>\u30a2\u30af\u30bb\u30b9<\/strong>\uff1a\u6771\u4eac\u90fd\u65b0\u5bbf\u533a\u897f\u65b0\u5bbf8-17-1 \u4f4f\u53cb\u4e0d\u52d5\u7523\u65b0\u5bbf\u30b0\u30e9\u30f3\u30c9\u30bf\u30ef\u30fc5F<br \/><strong>\u4e3b\u50ac<\/strong>\uff1a\u65e5\u672cJava\u30e6\u30fc\u30b6\u30fc\u30b0\u30eb\u30fc\u30d7\uff08JJUG\uff09<br \/><strong>\u53c2\u52a0\u8cbb\u7528<\/strong>\uff1a\u7121\u6599\uff08\u4e8b\u524d\u767b\u9332\u5236\uff09<br \/><strong>\u516c\u5f0f\u30b5\u30a4\u30c8<\/strong>\uff1a<a target=\"_blank\" href=\"https:\/\/ccc2025fall.java-users.jp\/\" target=\"_blank\" rel=\"noreferrer noopener\">JJUG CCC 2025 Fall<\/a><\/p>\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"GMO%E3%82%A4%E3%83%B3%E3%82%BF%E3%83%BC%E3%83%8D%E3%83%83%E3%83%88%E3%82%B0%E3%83%AB%E3%83%BC%E3%83%97%E3%81%AE%E8%A6%8B%E3%81%A9%E3%81%93%E3%82%8D%EF%BC%81\"\/> GMO\u30a4\u30f3\u30bf\u30fc\u30cd\u30c3\u30c8\u30b0\u30eb\u30fc\u30d7\u306e\u898b\u3069\u3053\u308d\uff01<span class=\"ez-toc-section-end\"\/><\/h2>\n<h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"%E3%82%BB%E3%83%83%E3%82%B7%E3%83%A7%E3%83%B3%E7%99%BB%E5%A3%87\"\/>\u30bb\u30c3\u30b7\u30e7\u30f3\u767b\u58c7<span class=\"ez-toc-section-end\"\/><\/h3>\n<p><strong>14:15\uff5e15:00 @Room A+B<\/strong><br \/><strong><a target=\"_blank\" href=\"https:\/\/sessionize.com\/api\/v2\/es4wssur\/view\/Sessions#:~:text=BouncyCastle%E3%81%AFPGP%E6%9A%97%E5%8F%B7%E5%8C%96%E3%81%AE%E6%9C%80%E9%81%A9%E8%A7%A3%E3%81%AA%E3%81%AE%E3%81%8B%EF%BC%9F%20%2D%20%E6%B1%BA%E6%B8%88%E3%82%B7%E3%82%B9%E3%83%86%E3%83%A0%E3%81%AE%E7%8F%BE%E5%A0%B4%E3%81%A7%E9%81%B8%E3%82%93%E3%81%A0%E5%AE%9F%E8%A3%85%E3%81%A8%E3%81%9D%E3%81%AE%E3%83%9D%E3%82%A4%E3%83%B3%E3%83%88\" data-type=\"link\" data-id=\"https:\/\/sessionize.com\/api\/v2\/es4wssur\/view\/Sessions#:~:text=BouncyCastle%E3%81%AFPGP%E6%9A%97%E5%8F%B7%E5%8C%96%E3%81%AE%E6%9C%80%E9%81%A9%E8%A7%A3%E3%81%AA%E3%81%AE%E3%81%8B%EF%BC%9F%20%2D%20%E6%B1%BA%E6%B8%88%E3%82%B7%E3%82%B9%E3%83%86%E3%83%A0%E3%81%AE%E7%8F%BE%E5%A0%B4%E3%81%A7%E9%81%B8%E3%82%93%E3%81%A0%E5%AE%9F%E8%A3%85%E3%81%A8%E3%81%9D%E3%81%AE%E3%83%9D%E3%82%A4%E3%83%B3%E3%83%88\" target=\"_blank\" rel=\"noreferrer noopener\">\u300cBouncyCastle\u306fPGP\u6697\u53f7\u5316\u306e\u6700\u9069\u89e3\u306a\u306e\u304b\uff1f \u2013 \u6c7a\u6e08\u30b7\u30b9\u30c6\u30e0\u306e\u73fe\u5834\u3067\u9078\u3093\u3060\u5b9f\u88c5\u3068\u305d\u306e\u30dd\u30a4\u30f3\u30c8\u300d<\/a><\/strong><\/p>\n<p><strong>\u30b9\u30d4\u30fc\u30ab\u30fc\uff1a<\/strong><br \/><strong>Atsushi Maekawa<\/strong><br \/><strong>GMO\u30da\u30a4\u30e1\u30f3\u30c8\u30b2\u30fc\u30c8\u30a6\u30a7\u30a4\u682a\u5f0f\u4f1a\u793e<\/strong><\/p>\n<p>PGP\uff08Pretty Good Privacy\uff09\u306f\u3001\u30e1\u30fc\u30eb\u3084\u30d5\u30a1\u30a4\u30eb\u306e\u6697\u53f7\u5316\u30fb\u7f72\u540d\u306b\u4f7f\u308f\u308c\u308b\u6280\u8853\u3068\u3057\u30661991\u5e74\u306b\u767b\u5834\u3057\u3001\u4eca\u3082\u4e16\u754c\u4e2d\u3067\u5229\u7528\u3055\u308c\u7d9a\u3051\u3066\u3044\u307e\u3059\u3002<br \/>\u672c\u30bb\u30c3\u30b7\u30e7\u30f3\u3067\u306f\u3001\u6697\u53f7\u6280\u8853\u306b\u8a73\u3057\u304f\u306a\u304b\u3063\u305f\u767b\u58c7\u8005\u304c\u3001\u6c7a\u6e08\u30b7\u30b9\u30c6\u30e0\u3068\u3044\u3046\u9ad8\u3044\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u8981\u4ef6\u306e\u73fe\u5834\u3067PGP\u306b\u3088\u308b\u30d5\u30a1\u30a4\u30eb\u7f72\u540d\u30fb\u6697\u53f7\u5316\u3092\u5b9f\u88c5\u306b\u3042\u305f\u308a\u3001\u3069\u306e\u3088\u3046\u306a\u6280\u8853\u9078\u5b9a\u3092\u884c\u3044\u3001\u3069\u306e\u3088\u3046\u306a\u8ab2\u984c\u3092\u4e57\u308a\u8d8a\u3048\u3066\u3044\u3063\u305f\u306e\u304b\u3092\u3054\u7d39\u4ecb\u3057\u307e\u3059\u3002<br \/>\u5b9f\u88c5\u624b\u6bb5\u3068\u3057\u3066\u3001CLI\u30c4\u30fc\u30eb\u3067\u3042\u308b GnuPG\u30b3\u30de\u30f3\u30c9\u3092\u5229\u7528\u3059\u308b\u65b9\u5f0f \u3068\u3001Java\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u5185\u3067\u5b8c\u7d50\u3059\u308b BouncyCastle\u30e9\u30a4\u30d6\u30e9\u30ea\u3092\u5229\u7528\u3059\u308b\u65b9\u5f0f \u306e\u4e21\u65b9\u3092\u691c\u8a0e\u3002<br \/>\u305d\u308c\u305e\u308c\u306e\u65b9\u5f0f\u306e\u7279\u5fb4\u3001\u904b\u7528\u6027\u30fb\u4fdd\u5b88\u6027\u30fb\u30d1\u30d5\u30a9\u30fc\u30de\u30f3\u30b9\u89b3\u70b9\u3067\u306e\u6bd4\u8f03\u3001\u305d\u3057\u3066\u5b9f\u969b\u306b\u767a\u751f\u3057\u305f\u201c\u60f3\u5b9a\u5916\u306e\u843d\u3068\u3057\u7a74\u201d\u3092\u3001\u73fe\u5834\u3067\u306e\u5b9f\u4f53\u9a13\u3092\u4ea4\u3048\u3066\u304a\u8a71\u3057\u3057\u307e\u3059\u3002<br \/>\u203b\u6697\u53f7\u306b\u8a73\u3057\u304f\u306a\u3044\u65b9\u3067\u3082\u7406\u89e3\u3067\u304d\u308b\u3088\u3046\u3001PGP\u306e\u6b74\u53f2\u7684\u80cc\u666f\u3084\u3001\u5185\u90e8\u3067\u4f7f\u308f\u308c\u3066\u3044\u308b\u5171\u901a\u9375\u30fb\u516c\u958b\u9375\u30fb\u30cf\u30a4\u30d6\u30ea\u30c3\u30c9\u6697\u53f7\u306e\u57fa\u672c\u3082\u3042\u308f\u305b\u3066\u308f\u304b\u308a\u3084\u3059\u304f\u89e3\u8aac\u3057\u307e\u3059\u3002<\/p>\n<h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"%E3%83%96%E3%83%BC%E3%82%B9%E4%BC%81%E7%94%BB%EF%BC%9Afincode_byGMO_%C3%97_Java%E3%81%AE%E3%83%AA%E3%82%A2%E3%83%AB\"\/>\u30d6\u30fc\u30b9\u4f01\u753b\uff1afincode byGMO \u00d7 Java\u306e\u30ea\u30a2\u30eb<span class=\"ez-toc-section-end\"\/><\/h3>\n<h4 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Ask_the_Engineer%EF%BC%9A%E6%8A%80%E8%A1%93%E3%83%9C%E3%83%BC%E3%83%89%E3%81%A7%E6%B7%B1%E5%A0%80%E3%82%8A%E3%83%88%E3%83%BC%E3%82%AF%EF%BC%81\"\/>Ask the Engineer\uff1a\u6280\u8853\u30dc\u30fc\u30c9\u3067\u6df1\u5800\u308a\u30c8\u30fc\u30af\uff01<span class=\"ez-toc-section-end\"\/><\/h4>\n<p>\u524d\u56de\u5927\u597d\u8a55\u3060\u3063\u305f\u30d6\u30fc\u30b9\u4f01\u753b\u3092\u4eca\u56de\u3082\u5b9f\u65bd\u3057\u307e\u3059\u3002<br \/>\u300c\u6280\u8853\u30dc\u30fc\u30c9\u300d\u3092\u304d\u3063\u304b\u3051\u306b\u3001\u30a8\u30f3\u30b8\u30cb\u30a2\u540c\u58eb\u3067\u8a9e\u308a\u5408\u304a\u3046\uff01<br \/>\u6280\u8853\u304c\u597d\u304d\u306a\u4eba\u3001\u3061\u3087\u3063\u3068\u8a9e\u308a\u305f\u3044\u4eba\u3001\u305f\u3060\u805e\u304d\u305f\u3044\u4eba\u3082\u5927\u6b53\u8fce\u3067\u3059\u3002<\/p>\n<h4 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Java%C3%97Fintech_%E3%82%A2%E3%83%B3%E3%82%B1%E3%83%BC%E3%83%88\"\/>Java\u00d7Fintech \u30a2\u30f3\u30b1\u30fc\u30c8<span class=\"ez-toc-section-end\"\/><\/h4>\n<ul class=\"wp-block-developers-block-text-list-rhombus list list-articleTextListRhombus\">\n<li>\u6c7a\u6e08\u624b\u6bb5\u306e\u4f7f\u3044\u65b9\u3001\u3069\u3046\u3057\u3066\u308b\uff1f<\/li>\n<li>Java\u958b\u767a\u307e\u308f\u308a\u3001\u4f55\u306b\u56f0\u3063\u3066\u308b\uff1f<\/li>\n<\/ul>\n<p>\u30ab\u30b8\u30e5\u30a2\u30eb\u306b\u7b54\u3048\u3066\u3001\u30ce\u30d9\u30eb\u30c6\u30a3\u3082\u30b2\u30c3\u30c8\u3057\u3066\u304f\u3060\u3055\u3044\uff01<br \/>\u3042\u306a\u305f\u306e\u58f0\u304c\u3001\u300cfincode byGMO\u300d\u306e\u672a\u6765\u3092\u5f62\u3065\u304f\u308b\u304b\u3082\u3002<\/p>\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"%E3%81%95%E3%81%84%E3%81%94%E3%81%AB\"\/>\u3055\u3044\u3054\u306b<span class=\"ez-toc-section-end\"\/><\/h2>\n<p><strong>JJUG CCC 2025 Fall GMO\u30a4\u30f3\u30bf\u30fc\u30cd\u30c3\u30c8\u30b0\u30eb\u30fc\u30d7\u30d6\u30fc\u30b9\u306f\u3001Java\u3078\u306e\u597d\u5947\u5fc3\u3092\u3055\u3089\u306b\u523a\u6fc0\u3059\u308b\u5834\u3067\u3059\u3002<\/strong>GMO\u30a4\u30f3\u30bf\u30fc\u30cd\u30c3\u30c8\u30b0\u30eb\u30fc\u30d7\u306e\u30d6\u30fc\u30b9\uff06\u30bb\u30c3\u30b7\u30e7\u30f3\u3067\u3001<strong>\u201c\u30ea\u30a2\u30eb\u306aJava\u201d\u306e\u73fe\u5834\u3068\u3001\u30a8\u30f3\u30b8\u30cb\u30a2\u540c\u58eb\u306e\u4ea4\u6d41<\/strong>\u3092\u697d\u3057\u307f\u307e\u3057\u3087\u3046\uff01<\/p>\n<p>\u4f1a\u5834\u3067\u304a\u4f1a\u3044\u3067\u304d\u308b\u306e\u3092\u697d\u3057\u307f\u306b\u3057\u3066\u3044\u307e\u3059\uff01<\/p>\n<div class=\"articleModal js-articleModal\">\n            <img decoding=\"async\" src=\"\" alt=\"\" class=\"articleModalImage js-articleModalImage\"\/>\n          <\/div>\n<h3 class=\"heading2nd\">\u30d6\u30ed\u30b0\u306e\u8457\u8005\u6b04<\/h3>\n<div class=\"articleIntroduction articleIntroduction-author\">\n<div class=\"articleIntroductionHeading\">\n<figure class=\"articleIntroductionHeadingImg\">\n                              <img loading=\"lazy\" alt=\"\" src=\"https:\/\/secure.gravatar.com\/avatar\/34df0e35a173cb7fa0fd8a4e894cfa25373b4473b5c322fe6b55e1549fb6c29d?s=80&amp;d=mm&amp;r=g\" srcset=\"https:\/\/secure.gravatar.com\/avatar\/34df0e35a173cb7fa0fd8a4e894cfa25373b4473b5c322fe6b55e1549fb6c29d?s=160&amp;d=mm&amp;r=g 2x\" class=\"avatar avatar-80 photo\" height=\"80\" width=\"80\" decoding=\"async\"\/>                            <\/figure>\n<div class=\"articleIntroductionHeadingTextWrap\">\n<h2 class=\"articleIntroductionHeadingText\">\u6280\u8853\u5e83\u5831\u30c1\u30fc\u30e0<\/h2>\n<p class=\"articleIntroductionHeadingSubText\">GMO\u30a4\u30f3\u30bf\u30fc\u30cd\u30c3\u30c8\u30b0\u30eb\u30fc\u30d7\u682a\u5f0f\u4f1a\u793e<\/p>\n<\/p><\/div>\n<\/p><\/div>\n<div class=\"articleIntroductionDescription\">\n<p class=\"articleIntroductionText\">\u30a4\u30d9\u30f3\u30c8\u6d3b\u52d5\u3084SNS\u3092\u901a\u3058\u3001\u958b\u767a\u8005\u5411\u3051\u306bGMO\u30a4\u30f3\u30bf\u30fc\u30cd\u30c3\u30c8\u30b0\u30eb\u30fc\u30d7\u306e\u88fd\u54c1\u30fb\u30b5\u30fc\u30d3\u30b9\u60c5\u5831\u3092\u767a\u4fe1\u4e2d<\/p>\n<\/p><\/div>\n<ul class=\"articleIntroductionLinksList\">\n<li class=\"articleIntroductionLinksList_item\">\n                  <a target=\"_blank\" class=\"articleIntroductionLinksText\" href=\"https:\/\/developers.gmo.jp\/author\/devrel-author-gmo\">\u30d6\u30ed\u30b0\u8a18\u4e8b\u4e00\u89a7\u3078<\/a>\n                <\/li>\n<li class=\"articleIntroductionLinksList_item\">\n                    <a target=\"_blank\" class=\"gtm-events-75868-article articleIntroductionLinksSns\" href=\"https:\/\/x.com\/GMOdev\" rel=\"noopener noreferrer\" target=\"_blank\"><br \/>\n                      <img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/developers.gmo.jp\/wp-content\/themes\/developers\/assets\/img\/sns\/icon-circle-twitter.svg\" width=\"20\" height=\"20\" alt=\"\"\/><\/p>\n<p>@GMO Developers<\/p>\n<p>                    <\/a>\n                  <\/li>\n<\/ul><\/div>\n<h2 class=\"heading1st\">\u63a1\u7528\u60c5\u5831<\/h2>\n<div class=\"articleRecruitment\">\n<ul class=\"articleRecruitmentList\">\n<li class=\"articleRecruitmentList_item\">\n                  <a target=\"_blank\" class=\"articleRecruitmentLink\" href=\"https:\/\/recruit.group.gmo\/rookies\/\" target=\"_blank\" rel=\"noopener noreferrer\"><\/p>\n<figure class=\"articleRecruitmentFigure\">\n                        <img loading=\"lazy\" decoding=\"async\" class=\"articleRecruitmentFigure_img\" src=\"https:\/\/developers.gmo.jp\/wp-content\/themes\/developers\/assets\/img\/article\/employment-new-graduate.jpg\" width=\"335\" height=\"100\" alt=\"GMO\u30a4\u30f3\u30bf\u30fc\u30cd\u30c3\u30c8 \u65b0\u5352\u63a1\u7528\"\/><br \/>\n             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