H Layer Credentialing

OpenAI will begin rolling out its cybersecurity testing tool, GPT-5.5 Cyber only "to critical cyber defenders" at first. Learn more: https://techcrunch.com/2026/04/30/after-dissing-anthropic-for-limiting-mythos-openai-restricts-access-to-cyber-too/

After dissing Anthropic for limiting Mythos, OpenAI restricts access to Cyber, too | TechCrunch OpenAI will begin rolling out its cybersecurity testing tool, GPT-5.5 Cyber only "to critical cyber defenders" at first.

Unauthorized group has gained access to Anthropic's exclusive cyber tool Mythos, report claims

Anthropic told TechCrunch it is investigating the claims, but maintains that there is no evidence that its systems have been impacted. Learn more: https://techcrunch.com/2026/04/21/unauthorized-group-has-gained-access-to-anthropics-exclusive-cyber-tool-mythos-report-claims/

Unauthorized group has gained access to Anthropic's exclusive cyber tool Mythos, report claims | TechCrunch Anthropic told TechCrunch it is investigating the claims, but maintains that there is no evidence that its systems have been impacted.

Storm-1175 exploits 16+ CVEs since 2023, including zero-days, enabling rapid Medusa ransomware attacks within 24 hours. Learn more: https://thehackernews.com/2026/04/china-linked-storm-1175-exploits-zero.html

China-Linked Storm-1175 Exploits Zero-Days to Rapidly Deploy Medusa Ransomware Storm-1175 exploits 16+ CVEs since 2023, including zero-days, enabling rapid Medusa ransomware attacks within 24 hours.

Leaked "DarkSword" exploits published to GitHub allow hackers and cybercriminals to target iPhone users running old versions of iOS with spyware, according to cybersecurity researchers. Learn more: https://techcrunch.com/2026/03/23/someone-has-publicly-leaked-an-exploit-kit-that-can-hack-millions-of-iphones/

Someone has publicly leaked an exploit kit that can hack millions of iPhones | TechCrunch Leaked "DarkSword" exploits published to GitHub allow hackers and cybercriminals to target iPhone users running old versions of iOS with spyware, according to cybersecurity researchers.