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News

4sysops
4sysops.com > archives > windows-11-kb5101684-delivers-42-fixes-and-new-accessibility-features

Windows 11 KB5101684 delivers 42 fixes and new accessibility features – 4sysops

1+ hour, 53+ min ago   (62+ words) Microsoft has released KB5101684, an optional July 2026 preview update for Windows 11 versions 24H2 and 25H2. The update advances systems to builds 26100.8973 a...

4sysops
4sysops.com > archives > teams-mobile-update-deadline-moves-up-calendar-stops-working-october-1

Teams mobile update deadline moves up: Calendar stops working October 1 – 4sysops

1+ hour, 53+ min ago   (29+ words) Microsoft has moved the Teams mobile app update deadline forward to October 1, 2026. Users on iOS and Android must install a compatible version by the end of Se...

4sysops
4sysops.com > archives > hijacked-hotel-wi-fi-pushes-fake-browser-updates-delivering-cornflake-rat

Hijacked hotel Wi-Fi pushes fake browser updates delivering CornFlake RAT – 4sysops

1+ day, 9+ hour ago   (24+ words) Attackers are using compromised hotel and conference-center Wi-Fi gateways to redirect guests to fake browser or operating-system updates. The campaign delivers...

4sysops
4sysops.com > archives > device-code-phishing-hits-industrial-scale-with-25-active-kits

Device code phishing hits industrial scale with 25+ active kits – 4sysops

2+ day, 7+ hour ago   (26+ words) Device code phishing has moved from a niche technique to an industrialized threat, with more than 25 active kits and new campaigns appearing rapidly. The OAuth...

4sysops
4sysops.com > archives > ai-defense-is-starting-to-act-autonomous

AI defense is starting to act autonomous – 4sysops

3+ day, 57+ min ago   (23+ words) One-third of organizations already let AI remediate security issues without human approval, while nearly half expect vulnerability management to become mostly m...

4sysops
4sysops.com > archives > russian-hackers-use-owareaper-to-keep-microsoft-owa-access-after-resets

Russian hackers use OWAReaper to keep Microsoft OWA access after resets – 4sysops

3+ day, 10+ hour ago   (24+ words) A Microsoft Outlook Web Access flaw is allowing the Russian-aligned TA488 group to establish mailbox access that survives password changes, browser restarts, an...

4sysops
4sysops.com > archives > vmware-patches-vcenter-auth-bypass-and-critical-vm-escape

VMware patches vCenter auth bypass and critical VM escape – 4sysops

4+ day, 3+ hour ago   (24+ words) Broadcom has patched three critical VMware vulnerabilities, including a CVSS 9.8 vCenter authentication bypass and a VMXNET3 flaw that can let an attacker escap...

4sysops
4sysops.com > archives > cloudflares-post-quantum-origin-authentication-is-live-after-tls-regression

Cloudflare’s post-quantum origin authentication is live after TLS regression – 4sysops

4+ day, 5+ hour ago   (21+ words) Cloudflare has enabled post-quantum authentication for connections to customer origin servers after resolving a TLS compatibility incident. Administrators can n...

4sysops
4sysops.com > archives > outlook-calendar-migration-bug-gets-a-backend-fix-before-the-2027-switch

Outlook calendar migration bug gets a backend fix before the 2027 switch – 4sysops

4+ day, 13+ hour ago   (24+ words) Microsoft is preparing fixes for the calendar problems making the move from Classic Outlook to New Outlook disruptive. Automapped calendars will follow users be...

4sysops
4sysops.com > archives > teams-status-stuck-on-out-of-office-clear-the-outlook-sync

Teams status stuck on Out of Office? Clear the Outlook sync – 4sysops

5+ day, 2+ hour ago   (24+ words) Microsoft Teams can continue showing Out of Office after you return because the presence state is synchronized with Outlook’s automatic-reply settings. Turning...