China's spy chief identified Anthropic’s Claude Mythos and OpenAI’s GPT-5.5-Cyber as signs of what he called a “disruptive upgrade” in cyber capabilities, increasing the speed and potential weaponization of vulnerability discovery and malware development.
For the latest discoveries in cyber research for the week of 14th Setpember, please download our Threat Intelligence Bulletin. TOP ATTACKS AND BREACHES IDScan.net, a US identity verification provider, has disclosed a data breach after detecting unauthorized access on September 1. Exposed data included names and government identification numbers, while a criminal marketplace advertised a collection containing millions of identity documents, including driver’s licenses, associated with the…
Anthropic has warned some Claude users that criminals are using information stealers to take over their accounts. Rather than guessing passwords or intercepting two-factor authentication (2FA) codes, the attackers steal the browser sessions that prove a user is already logged in. According to a warning email shared publicly by an affected user, the attackers used common infostealer malware to copy Claude login sessions from victims’ computers. They then used those sessions to access the…