#Microsoft Exchange
All CosmicBytez Labs articles tagged #Microsoft Exchange, across news, security advisories, how-to guides, and projects.
- News
Turla Uses New 'Cereal' Toolset to Spy on Government Exchange Servers
ESET says Russia-linked Turla hid in Exchange transport processes at government bodies in Romania and Kazakhstan, targeting mail with NATO and EU officials.
- News
US Posts $10 Million Reward for Accused Chinese 'Hafnium' Hacker
State Dept. offers $10M for Zhang Yu, accused in the HAFNIUM Exchange Server campaign that hit 60,000+ US entities.
- News
Russian Hackers Exploit Exchange OWA Zero-Day for Long-Term Mailbox Access
The Russian state-sponsored group Laundry Bear (Void Blizzard) is exploiting a zero-day vulnerability in Microsoft Exchange Outlook Web Access to deliver...
- Newsletter
May 20 Digest: Exchange Zero-Day, Verizon DBIR, GitHub
A Microsoft Exchange zero-day is being exploited with no patch in sight; Verizon DBIR 2026 marks a landmark shift — vulnerability exploitation now...
- News
Weekly Recap: Exchange 0-Day, npm Worm, Fake AI Repo, Cisco
This week's cybersecurity landscape opened with a critical Microsoft Exchange spoofing zero-day under active exploitation, a coordinated npm/PyPI supply...