microsoft
Microsoft Teams to let admins block external users via Defender portal
Microsoft announced that security administrators will soon be able to block external users from sending messages, calls, or meeting invitations to members of their organization via Teams. The new feature will start rolling out in early January, integrating Microsoft Teams with Defender for Office 365, and enabling admins to manage blocked external contacts through the […]
Microsoft rolls out hardware-accelerated BitLocker in Windows 11
Microsoft is rolling out hardware-accelerated BitLocker in Windows 11 to address growing performance and security concerns by leveraging the capabilities of system-on-a-chip and CPU. BitLocker is the native full-disk encryption feature in Windows that protects data from being readable without proper authentication. During normal device boot, it relies on the Trusted Platform Module (TPM) to securely […]
Microsoft Teams strengthens messaging security by default in January
Microsoft announced that Teams will automatically enable messaging safety features by default to strengthen defenses against content tagged as malicious. The change will roll out starting January 12, 2026, to tenants still using the default configuration and who haven’t previously modified messaging safety settings. “We’re improving messaging security in Microsoft Teams by enabling key safety […]
Microsoft confirms Teams is down and messages are delayed
Microsoft Teams is experiencing issues, with thousands reporting problems sending messages, including delays. The outage started at 14:30PM ET, and it’s affecting users in all regions, including the United States and Europe. In a post on X, Microsoft confirmed it’s investigating an issue affecting Teams and will share an update soon. “We’re investigating an issue […]
Windows 10 OOB update released to fix Message Queuing (MSMQ) issues
This month’s extended security update for Windows 10 broke Message Queuing (MSMQ), which is typically used by enterprises to manage background tasks. Microsoft says it identified a fix and is now rolling out an out-of-band update (KB5074976) via Update Catalog to address it. You won’t find the OOB on Windows Update or WSUS, as it’s only offered via Update Catalog, […]
Microsoft asks admins to reach out for Windows IIS failures fix
Microsoft has asked businesses to reach out for advice on how to temporarily mitigate a known Message Queuing (MSMQ) issue causing enterprise apps and Internet Information Services (IIS) sites to fail. MSMQ is an optional Windows service commonly used in enterprise environments that helps apps communicate over a network. The known issue mainly affects enterprise users with Windows 10 22H2, Windows […]
Microsoft to block Exchange Online access for outdated mobile devices
Microsoft announced on Monday that it will soon block mobile devices running outdated email software from accessing Exchange Online services until they’re updated. As the Exchange Team explained, devices running Exchange ActiveSync versions below 16.1 will no longer be able to connect to Microsoft’s cloud email service after March 1, 2026. Exchange ActiveSync (EAS) is a Microsoft Exchange […]
Microsoft: December security updates cause Message Queuing failures
Microsoft has confirmed that the December 2025 security updates are breaking Message Queuing (MSMQ) functionality, affecting enterprise applications and Internet Information Services (IIS) websites. This known issue affects Windows 10 22H2, Windows Server 2019, and Windows Server 2016 systems that have installed the KB5071546, KB5071544, and KB5071543 security updates released during this month’s Patch Tuesday. On impacted systems, users […]
New Windows RasMan zero-day flaw gets free, unofficial patches
Free unofficial patches are available for a new Windows zero-day vulnerability that allows attackers to crash the Remote Access Connection Manager (RasMan) service. RasMan is a critical Windows system service that starts automatically, runs in the background with SYSTEM-level privileges, and manages VPN, Point-to-Point Protocol over Ethernet (PPoE), and other remote network connections. ACROS Security […]
Microsoft bounty program now includes any flaw impacting its services
Microsoft now pays security researchers for finding critical vulnerabilities in any of its online services, regardless of whether the code was written by Microsoft or a third party. This policy shift was announced at Black Hat Europe on Wednesday by Tom Gallagher, vice president of engineering at Microsoft Security Response Center. As Gallagher explained, attackers don’t distinguish between Microsoft […]