{"id":645292,"date":"2026-05-02T17:00:21","date_gmt":"2026-05-02T17:00:21","guid":{"rendered":"https:\/\/www.newsbeep.com\/au\/645292\/"},"modified":"2026-05-02T17:00:21","modified_gmt":"2026-05-02T17:00:21","slug":"amid-mythos-hyped-cybersecurity-prowess-researchers-find-gpt-5-5-is-just-as-good","status":"publish","type":"post","link":"https:\/\/www.newsbeep.com\/au\/645292\/","title":{"rendered":"Amid Mythos&#8217; hyped cybersecurity prowess, researchers find GPT-5.5 is just as good"},"content":{"rendered":"<p>Is it just \u201cfear-based marketing\u201d?<\/p>\n<p>The new results for GPT-5.5 suggest that, when it comes to cybersecurity risk, Mythos Preview was likely not \u201ca breakthrough specific to one model\u201d but rather \u201ca byproduct of more general improvements in long-horizon autonomy, reasoning, and coding,\u201d AISI writes.<\/p>\n<p>In <a href=\"https:\/\/www.corememory.com\/p\/the-great-reset-at-openai-ep-67-sam-altman-greg-brockman\" rel=\"nofollow noopener\" target=\"_blank\">a recent interview with the Core Memory podcast<\/a>, OpenAI CEO Sam Altman criticized what he calls \u201cfear-based marketing\u201d in promoting limited releases for certain AI models. While he said he\u2019s \u201csure Mythos is a great model for cybersecurity,\u201d he added that \u201cit is clearly incredible marketing to say, \u2018We have built a bomb. We are about to drop it on your head. We will sell you a bomb shelter for $100 million.\u2019\u201d<\/p>\n<p>\u201cThere will be a lot more rhetoric about models that are too dangerous to release,\u201d Altman continued. \u201cThere will also be very dangerous models that will have to be released in different ways.\u201d<\/p>\n<p>In February, OpenAI <a href=\"https:\/\/openai.com\/index\/trusted-access-for-cyber\/\" rel=\"nofollow noopener\" target=\"_blank\">rolled out its Trusted Access for Cyber pilot program<\/a>, letting security researchers and enterprises <a href=\"https:\/\/chatgpt.com\/cyber\" rel=\"nofollow noopener\" target=\"_blank\">verify their identities<\/a> and register their interest in studying OpenAI\u2019s frontier models for \u201clegitimate defensive work.\u201d Last month, OpenAI said it was using that trusted access list to <a href=\"https:\/\/openai.com\/index\/scaling-trusted-access-for-cyber-defense\/\" rel=\"nofollow noopener\" target=\"_blank\">control the limited launch of GPT-5.4-Cyber<\/a>, a model variant that it says is \u201cpurposely fine-tuned for additional cyber capabilities and with fewer capability restrictions.\u201d<\/p>\n<p>On Thursday, OpenAI CEO Sam Altman <a href=\"https:\/\/x.com\/sama\/status\/2049712078836170843\" rel=\"nofollow\">said on social media<\/a> that the initial release of GPT-5.5-Cyber would similarly be limited \u201cto critical cyber defenders in the next few days.\u201d<\/p>\n","protected":false},"excerpt":{"rendered":"Is it just \u201cfear-based marketing\u201d? The new results for GPT-5.5 suggest that, when it comes to cybersecurity risk,&hellip;\n","protected":false},"author":2,"featured_media":645293,"comment_status":"","ping_status":"","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[20],"tags":[256,254,255,64,63,105],"class_list":["post-645292","post","type-post","status-publish","format-standard","has-post-thumbnail","category-artificial-intelligence","tag-ai","tag-artificial-intelligence","tag-artificialintelligence","tag-au","tag-australia","tag-technology"],"_links":{"self":[{"href":"https:\/\/www.newsbeep.com\/au\/wp-json\/wp\/v2\/posts\/645292","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.newsbeep.com\/au\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.newsbeep.com\/au\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.newsbeep.com\/au\/wp-json\/wp\/v2\/users\/2"}],"replies":[{"embeddable":true,"href":"https:\/\/www.newsbeep.com\/au\/wp-json\/wp\/v2\/comments?post=645292"}],"version-history":[{"count":0,"href":"https:\/\/www.newsbeep.com\/au\/wp-json\/wp\/v2\/posts\/645292\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.newsbeep.com\/au\/wp-json\/wp\/v2\/media\/645293"}],"wp:attachment":[{"href":"https:\/\/www.newsbeep.com\/au\/wp-json\/wp\/v2\/media?parent=645292"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.newsbeep.com\/au\/wp-json\/wp\/v2\/categories?post=645292"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.newsbeep.com\/au\/wp-json\/wp\/v2\/tags?post=645292"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}