Please confirm you are human

This browser or connection looks automated. Press and continuously hold the control for 3 seconds to enable Google-hosted web results and, when separately allowed, AI-assisted answers.

A successful check enables 100 search requests. Interactive access does not authorize scraping, systematic collection, or reuse of search output.

Hold with a pointer, or hold Space or Enter.

News

4sysops
4sysops.com > archives > microsoft-teams-remote-support-scam-drops-node-js-backdoor-and-pivots-to-domain-controllers

Microsoft Teams remote-support scam drops Node.js backdoor and pivots to domain controllers – 4sysops

3+ day, 10+ hour ago   (22+ words) Microsoft has identified a hands-on intrusion campaign in which attackers impersonate IT staff through Microsoft Teams, persuade users to grant remote control,...

4sysops
4sysops.com > archives > shieldcrash-follows-record-patch-tuesday-with-two-zero-days

ShieldCrash follows record Patch Tuesday with two zero-days – 4sysops

3+ day, 16+ hour ago   (19+ words) Microsoft’s record-breaking September 2026 Patch Tuesday has already been complicated by a new proof-of-concept: researcher Nightmare Eclipse released ShieldCra...

4sysops
4sysops.com > archives > 21899-exchange-servers-remain-exposed-despite-august-patch

21,899 Exchange servers remain exposed despite August patch – 4sysops

1+ week, 4+ day ago   (20+ words) Shadowserver has identified 21,899 internet-facing Microsoft Exchange servers that still appear vulnerable to CVE-2026-62911, despite Microsoft releasing a fix...

4sysops
4sysops.com > archives > papercut-zero-day-hits-every-ng-and-mf-version-as-emergency-patches-land

PaperCut zero-day hits every NG and MF version as emergency patches land – 4sysops

2+ week, 1+ day ago   (22+ words) PaperCut has released emergency patches for an actively exploited zero-day affecting every version of its NG and MF print-management platforms. Administrators s...