Practical IT tips, cybersecurity guidance, and what's happening at Powerful IT Systems.
Many small Wisconsin agencies are exempt from the written security program. The 3-day OCI notice, customer notice, and 180-day clock still matter.
Read the postPatch exploited NetScaler CVE-2026-88771/88772, block Microsoft 365 device code phishing after EvilTokens, and check SharePoint CVE-2026-65660.
Read the postPatch F5 APM if it issues OAuth tokens, install Check Point Jumbo (LivePatch 28/29 is not enough), and fix the Windows 11 black screen after sign-in with Microsoft's KIR.
Read the postMicrosoft is making passkeys the default sign-in method. Find who still uses SMS or voice MFA and register a passkey before February 1, 2027.
Read the postConfirm Windows File History still backs up after September updates, patch exploited Zyxel GS1900 switches for CVE-2026-7273, and check Defender 4.18.26080.4.
Read the postPatch Cisco Secure Email Gateway for CVE-2026-76461, install the Sept 14 RDS out-of-band update, and treat vCenter CVE-2026-59310 as ransomware-priority.
Read the postOur Milwaukee-area team handles everything from ransomware recovery to Wi-Fi installs. Call us for a straight answer — no pitch.
