Critical vulnerability: PrintNightmare
PrintNightmare (CVE-2021-34527): Windows Print Spooler privilege escalation and RCE, exploitation primitives, mitigation steps and detection across Windows estates.
Tag
microsoft
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Handling the Microsoft Exchange Server cyber attack — why it can be worse than WannaCry
Mass exploitation of ProxyLogon (CVE-2021-26855/26857/26858/27065) on Microsoft Exchange Server: web shell hunting, two distinct intrusion sets observed in Italy, defensive guidance and post-compromise containment.
Security considerations — Cloud E-mail
Security trade-offs of moving corporate email to cloud platforms (Microsoft 365, Google Workspace): attack surface, account takeover patterns, MFA hardening and detection requirements.
