Latest cybersecurity reporting from selected sources.

Turns out decades-old email tricks still work against some LLM-powered email filters

Give an AI assistant a memory and access to your inbox, and you hand an attacker a way to rewrite what it thinks it knows about you. A single email can trick that agent into saving a false "fact" about the user, hide the change, and quietly steer its answers in later sessions

An open source, AI-driven system adopts victim personas to engage with phishing attackers, allowing organizations and law enforcement to gather relevant data on cybercriminal operations.

Tomorrow's webinar explores how behavioral AI can help organizations detect sophisticated phishing, business email compromise, and account takeover attacks while reducing alert fatigue through automated investigation and response workflows. [...]

This week’s security news is mostly about weak spots

Business email compromise attacks increasingly rely on convincing impersonation rather than malware, making them harder for employees and traditional email defenses to detect. This webinar explores how behavioral AI can help identify sophisticated email threats and automate response workflows. [...]

It’s dumb out there again

Security firm AIR built a fake AI agent skill, pushed it through a popular skill marketplace and an Instagram ad, and says it reached roughly 26,000 agents, including some on corporate accounts

Modern phishing, BEC, and account takeover attacks increasingly bypass traditional email defenses and create operational strain for security teams. This webinar explores how behavioral AI can help automate detection, investigation, and remediation to reduce alert fatigue and accelerate response times. [...]

A new round of the weekly Security Affairs newsletter has arrived! Every week, the best security articles from Security Affairs are free in your email box. Enjoy a new round of the weekly SecurityAffairs newsletter, including the international press. Washington Pulled the Plug on Anthropic ‘s Fable 5 and Mythos 5 models. The Rest of […]

Phishing simulation on an OpenClaw email agent with various configuration profiles showed that it was susceptible to tactics commonly used to compromise human users. [...]

A flaw in Meta’s AI-powered Instagram recovery tool exposed over 20,000 accounts, letting attackers reset passwords and take over profiles. Meta’s High Touch Support tool, known as HTS, was designed to help Instagram users recover locked accounts: you provide an email address, you get a password reset link. The flaw was equally simple: the tool […]

Meta confirms an AI tool vulnerability led to unauthorized access to Instagram accounts after a failure in email verification during password reset

A new round of the weekly Security Affairs newsletter has arrived! Every week, the best security articles from Security Affairs are free in your email box. Enjoy a new round of the weekly SecurityAffairs newsletter, including the international press. U.S. CISA adds SolarWinds Serv-U flaw to its Known Exploited Vulnerabilities catalog Report: Anthropic Deploys Engineers […]

Attackers exploited Meta’s AI support chatbot to reset Instagram passwords and hijack accounts without accessing victims’ email inboxes. Attackers abused Meta’s AI-powered support chatbot to reset Instagram passwords and hijack accounts without accessing victims’ email inboxes. The issue affected several users, including high-profile accounts, before Instagram fixed the flaw. Security researcher Jane Wong and other […]

What Claude Mythos Reveals About AI Capability, Control and RiskA researcher's phone buzzed with an email from an AI that wasn't supposed to have internet access. The real story isn't about rogue machines; it's about what happens when AI capability outpaces our ability to interpret, validate and govern it.

The AI systems shipping inside enterprises today are fundamentally different from the ones we were building even two years ago, because they have moved well past answering questions and into accessing your email, retrieving records from your CRM, writing and executing code, and taking actions on your behalf across dozens of connected systems. The post Introducing RAMPART and Clarity: Open source tools to bring safety into Agent development workflow appeared first on Microsoft Security Blog.

The hardest part of cybersecurity isn't the technology, it’s the people

On January 31, 2026, researchers disclosed that Moltbook, a social network built for AI agents, had left its database wide open, exposing 35,000 email addresses and 1.5 million agent API tokens across 770,000 active agents

Who needs MFA when you've got EvilTokens? Hundreds of organizations have been compromised daily by a Microsoft device-code phishing campaign that uses AI and automation at nearly every stage of the attack chain to ultimately snoop through corporate email inboxes and steal financial data.…