Microsoft Teams Adds New Security Feature to Detect Malicious QR Codes in Messages

What happened

Microsoft is enhancing Teams security with a new feature that detects malicious URLs hidden in QR codes and alerts recipients after they receive messages. This improvement extends the protections offered by Microsoft Defender for Office 365, combining message alerts with additional investigative information for security teams. Microsoft is a software and software development company based in Redmond.

Teams Detect Malicious QR Codes According to Message Center […] The post Microsoft Teams Adds New Security Feature to Detect Malicious QR Codes in Messages appeared first on GBHackers Security | #1 Globally Trusted Cyber Security News Platform . Read Microsoft Teams Adds New Security Feature to Detect Malicious QR Codes in Messages By Divya October 12, 2026 Share Facebook Twitter Pinterest WhatsApp Microsoft is enhancing Teams security with a new feature that detects malicious URLs hidden in QR codes and alerts recipients after they receive messages.

Teams Detect Malicious QR Codes According to Message Center notice MC1490905 , published on October 7, the global rollout will begin in early October 2026 and is expected to be completed by early November. Organizations using Teams with Defender for Office 365 will receive this enhancement automatically, with no separate setup required. The new protection feature examines QR codes in received Teams messages, extracts the web addresses they contain, and checks whether those destinations are harmful.