On April 7, six US government agencies issued a critical advisory warning domestic private sector organizations of potential infrastructural cyberattacks conducted by…
Date Archives April 2026
Attackers abuse Microsoft Teams to impersonate the IT helpdesk in a new enterprise intrusion playbook
Attackers are increasingly exploiting enterprise collaboration platforms such as Microsoft Teams to gain initial access, impersonating IT helpdesk staff and persuading employees…
Hackers exploit Vercel’s trust in AI integration
Frontend cloud platform Vercel, the creator of Next.js and Turbo.js, has warned about a data breach after a compromised third-party AI application…
CISOs reshape their roles as business risk strategists
Nitin Raina’s career history resembles that of many CISOs: He worked in IT infrastructure, operations, and services before moving into security and…
Copilot & Agentforce offen für Prompt-Injection-Tricks
KI-Agenten sind populär – und anfällig dafür, missbraucht zu werden. DC Studio / Shutterstock KI-Agenten fürs Enterprise können bekanntlich Arbeitsabläufe optimieren. Aber…
Claude Mythos – ist der Hype gerechtfertigt?
Claude Mythos wird derzeit von ausgesuchten Organisationen getestet – in erster Linie großen Tech-Konzernen aus den USA. Anthropic | Screenshot Der Hype…
Critical sandbox bypass fixed in popular Thymeleaf Java template engine
Maintainers of Thymeleaf, a widely used template engine for Java web applications, fixed a rare critical vulnerability that allows unauthenticated attackers to…
Flawed Cisco update threatens to stop APs from getting further patches
Cisco admins are scrambling to patch a critical flash memory overflow vulnerability in over 200 Cisco Systems IOS XE-based models of wireless…
White House moves to give federal agencies access to Anthropic’s Claude Mythos
The US government is preparing to authorize a version of Anthropic’s Claude Mythos model for use by major US federal agencies, amid…
Caught, Quarantined, Re-installed: RedSun turns Microsoft Defender on itself
Days after Microsoft patched a high-severity issue affecting its Windows Defender antivirus tool through April’s Patch Tuesday, researchers warn of another vulnerability…