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News
TerminalFix turns a fake CAPTCHA into a stealthy network tunnel – 4sysops
3+ day, 9+ hour ago (23+ words) A new TerminalFix campaign is using counterfeit Cloudflare CAPTCHA pages to trick Windows users into pasting PowerShell commands that ultimately turn infected P...
OpenSSL 4.1.0 alpha brings DTLS 1.3 and faster post-quantum crypto – 4sysops
3+ day, 19+ hour ago (22+ words) OpenSSL 4.1.0 alpha 1 gives security teams an early test build with DTLS 1.3 and hardware-accelerated post-quantum cryptography. The release improves performanc...
Open-source cleaner BleachBit hardens secure file wiping – 4sysops
4+ day, 19+ hour ago (23+ words) BleachBit is a free, open-source privacy and system-cleanup utility for Windows, Linux, and macOS. It removes temporary files, browser traces, caches, logs, and...
SAP OVERPASS flaw puts more than 10,000 Internet-facing systems at risk – 4sysops
5+ day, 13+ hour ago (21+ words) SAP’s September 2026 security updates fix 20 vulnerabilities, led by the maximum-severity CVE-2026-44756 “OVERPASS” flaw in SAP Kernel components. Onapsis estim...
Microsoft’s September Patch Tuesday heads past 650 Windows fixes – 4sysops
5+ day, 14+ hour ago (26+ words) Microsoft is on track for another Patch Tuesday record, with more than 650 Windows security fixes expected in September—roughly six times the pre-2026 monthly n...
Cloudflare makes post-quantum origin handshakes faster for 45 billion daily connections – 4sysops
5+ day, 15+ hour ago (20+ words) Cloudflare’s Automatic Key Exchange is now reducing TLS 1.3 origin handshake delays while automatically shifting eligible connections to post-quantum protection...
Microsoft Teams will hide external QR codes until users reveal them – 4sysops
1+ week, 2+ day ago (23+ words) Microsoft Teams is preparing a QR-code phishing defense that will obscure QR-code images sent by people outside an organization. Users must deliberately reveal...
CrowdStrike urges admins to disable Falcon macro removal after FalconFlank PoC – 4sysops
1+ week, 2+ day ago (19+ words) CrowdStrike is investigating FalconFlank, a public proof-of-concept that allegedly enables local privilege escalation through Falcon Sensor’s Microsoft Office m...
Microsoft Security enhancements: Defender MDR Plan 2, Entra Tenant Governance, Intune Autopilot, Purview Auto-Labeling, and AI Agent Containment – 4sysops
1+ week, 3+ day ago (141+ words) Microsoft's August 2026 security roundup covers managed detection for third-party logs, multi-tenant identity governance, Intune device onboarding and remote su...
An infostealer log can bypass MFA—respond within the first hour – 4sysops
1+ week, 3+ day ago (117+ words) A corporate password found in an infostealer log should be treated as a possible live identity compromise, not just an old credential leak. Security teams need...