{"id":12122,"date":"2026-04-15T07:03:30","date_gmt":"2026-04-15T07:03:30","guid":{"rendered":"https:\/\/serisec.com\/index.php\/2026\/04\/15\/openai-launches-gpt-54-cyber-with-html\/"},"modified":"2026-04-15T07:03:30","modified_gmt":"2026-04-15T07:03:30","slug":"openai-launches-gpt-54-cyber-with-html","status":"publish","type":"post","link":"https:\/\/serisec.com\/index.php\/2026\/04\/15\/openai-launches-gpt-54-cyber-with-html\/","title":{"rendered":"OpenAI Launches GPT-5.4-Cyber with Expanded Access for Security Teams"},"content":{"rendered":"<p>    OpenAI Launches GPT-5.4-Cyber with Expanded Access for Security Teams<br \/>\n \t<BR><br \/>\n<BR><\/BR><br \/>\n    <!-- no image --><br \/>\n \t<BR><br \/>\n<BR><\/BR><\/p>\n<div>OpenAI on Tuesday\u00a0unveiled GPT-5.4-Cyber, a variant of its latest flagship\u00a0model, GPT\u20115.4, that&#8217;s specifically optimized for defensive cybersecurity use cases, days after rival Anthropic unveiled its own frontier\u00a0model, Mythos.<br \/>\n&#8220;The progressive use of AI accelerates defenders \u2013 those responsible for keeping systems, data, and users safe \u2013 enabling them to find and fix problems<\/div>\n<p> \t<BR><br \/>\n <BR><\/BR><\/p>\n<p> \t<BR><br \/>\n<BR><\/BR><br \/>\n<a href=\"https:\/\/thehackernews.com\/2026\/04\/openai-launches-gpt-54-cyber-with.html\">Go to TheHackersNews<\/a><br \/>\n \t<BR><br \/>\n <BR><\/BR><\/p>\n","protected":false},"excerpt":{"rendered":"<p>OpenAI Launches GPT-5.4-Cyber with Expanded Access for Security Teams OpenAI on Tuesday\u00a0unveiled GPT-5.4-Cyber, a variant of its latest flagship\u00a0model, GPT\u20115.4, that&#8217;s specifically optimized for defensive cybersecurity use cases, days after rival Anthropic unveiled its own frontier\u00a0model, Mythos. &#8220;The progressive use of AI accelerates defenders \u2013 those responsible for keeping systems, data, and users safe \u2013 [&hellip;]<\/p>\n","protected":false},"author":2,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[60],"tags":[76],"class_list":["post-12122","post","type-post","status-publish","format-standard","hentry","category-thehackersnews","tag-thehackersnews"],"_links":{"self":[{"href":"https:\/\/serisec.com\/index.php\/wp-json\/wp\/v2\/posts\/12122"}],"collection":[{"href":"https:\/\/serisec.com\/index.php\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/serisec.com\/index.php\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/serisec.com\/index.php\/wp-json\/wp\/v2\/users\/2"}],"replies":[{"embeddable":true,"href":"https:\/\/serisec.com\/index.php\/wp-json\/wp\/v2\/comments?post=12122"}],"version-history":[{"count":0,"href":"https:\/\/serisec.com\/index.php\/wp-json\/wp\/v2\/posts\/12122\/revisions"}],"wp:attachment":[{"href":"https:\/\/serisec.com\/index.php\/wp-json\/wp\/v2\/media?parent=12122"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/serisec.com\/index.php\/wp-json\/wp\/v2\/categories?post=12122"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/serisec.com\/index.php\/wp-json\/wp\/v2\/tags?post=12122"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}