Security news aggregator

Latest cybersecurity reporting from selected sources.

Yasna brings together recent headlines from selected sources and makes them easier to sort with tags, filters, and search.

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Dark Reading 1 month, 1 week ago

Microsoft Exchange Flaw Lets Attackers Spoof Any Email Address

“Ghost-Sender" is the result of a widespread misconfiguration, according to researchers, and evidence indicates it's being actively abused in the wild.

Dark Reading 10 Jun 2026, 8:20 a.m. Email Flaw Microsoft Misconfiguration Office 365 Research Spam Spoofing

Dark Reading 3 years, 9 months ago

Cyberattackers Compromise Microsoft Exchange Servers Via Malicious OAuth Apps

Cybercriminals took control of enterprise Exchange Servers to spread large amounts of spam aimed at signing people up for bogus subscriptions.

Dark Reading 24 Sep 2022, 3:22 a.m. Compromise Exchange Server Microsoft Spam

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Microsoft Exchange Flaw Lets Attackers Spoof Any Email Address

Cyberattackers Compromise Microsoft Exchange Servers Via Malicious OAuth Apps