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181–190 of 4,958 articles
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Bleeping Computer
The Greatness phishing-as-a-service (PhaaS) platform has expanded from credential phishing to adversary-in-the-middle attacks and device-code phishing targeting Microsoft 365 accounts. [...]
The Register
Broader bounty rules added to a swelling volume of machine-assisted vulnerability reports
Bleeping Computer
Microsoft has linked a global campaign targeting hospitality Wi-Fi networks to the Russian threat actor Midnight Blizzard, also known as APT29. [...]
Bleeping Computer
Threat actors are impersonating IT support staff in Microsoft Teams calls to gain remote access to corporate devices and deploy Chaos ransomware in attacks targeting North American organizations. [...]
The Hacker News
Hidden instructions in a Word document can make Microsoft 365 Copilot rewrite figures in a report, then copy the same instructions into the finished file. Håkon Måløy disclosed the technique on July 28, 144 days after reporting it to Microsoft. In his proof of concept, the internally generated file triggered the same behavior when it was used in a second Copilot drafting session. Måløy's
The Hacker News
The Russian threat actors recently linked to the exploitation of a now-patched vulnerability in Zimbra have been observed exploiting another vulnerability, this time in Microsoft Outlook Web Access (OWA), to target U.S. and European government entities, as well as the telecommunications, financial, hospitality, and aerospace sectors. The activity, which began on July 22, 2026, involves the
The Register
Secret to their success: Using the right model for the right security job
Dark Reading
Microsoft patched a high-severity vulnerability earlier this month that allows a threat actor to escalate privileges and compromise an AD environment.
The Hacker News
Microsoft has launched its first cybersecurity-specific model inside MDASH, its multi-model vulnerability identification and remediation harness. The company says MDASH, using MAI-Cyber-1-Flash and GPT-5.4, scored 95.95% on CyberGym. It also claims the configuration costs 50% less than its current best MDASH combination of GPT-5.4, GPT-5.4 mini, and GPT-5.3 Codex. Access is limited to approved
Dark Reading
This category of vulnerabilities allows an attacker to easily acquire administrative level permissions and bypass cloud providers' access controls.