Microsoft Teams
Teams calls are about to get a lot harder to fake
Microsoft Teams Calling is getting a new feature that will warn users about suspicious inbound VoIP calls from first-time external callers who might be impersonating trusted brands.
Your work apps are quietly handing 19 data points to someone
Office work in 2026 runs through a stack of mobile apps that sit on the same phones people use for banking, messaging family, and tracking their location. Ten of the most …
Attackers use MS Teams, fake mailbox repair utility to breach organizations
A threat group has penetrated corporate networks by impersonating IT helpdesk staff on Microsoft Teams, tricking employees into downloading malware and surrendering their …
Microsoft working on Teams feature to keep unauthorized bots at bay
Microsoft plans to add a new Teams feature that lets meeting admins identify and control third-party bots before they join. According to the Microsoft 365 Roadmap, the feature …
Microsoft revokes 200 certs used to sign malicious Teams installers
By revoking 200 software-signing certificates, Microsoft has hampered the activities of Vanilla Tempest, a ransomware-wielding threat actor that has been targeting …
How to prevent data leakage in collaboration tools like Slack and Teams
In recent years, collaboration tools have become an absolute necessity for remote and hybrid work. This primarily increased during the COVID-19 pandemic due to the …
Ransomware attackers are “vishing” organizations via Microsoft Teams
The “email bombing + posing as tech support via Microsoft Teams” combination is proving fruitful for two threat actors looking to deliver ransomware to …
Nextcloud Talk: Open-source, GDPR-compliant alternative to Microsoft Teams
Nextcloud has unveiled Nextcloud Talk, an open-source alternative to Microsoft Teams. It’s a privacy-compliant collaboration platform for hybrid teams that gives …
Black Basta operators phish employees via Microsoft Teams
Black Basta ransomware affiliates are still trying to trick enterprise employees into installing remote access tool by posing as help desk workers, now also via Microsoft …
Vulnerabilities in Microsoft macOS apps may give attackers access to microphone, camera
Vulnerabilities in popular Microsoft apps for macOS can be abused by attackers to record video and audio clips, take pictures, access and exfiltrate data and send emails, …
Compromised Skype accounts deliver DarkGate malware to employees
A threat actor is using compromised Skype accounts to deliver the DarkGate malware to target organizations, Trend Micro researchers have warned. “Versions of DarkGate …
Google “confirms” that exploited Chrome zero-day is actually in libwebp (CVE-2023-5129)
UPDATE (September 28, 2023, 03:15 a.m. ET): The CVE-2023-5129 ID has been either rejected or withdrawn by the CVE Numbering Authority (Google), since it’s a duplicate of …
Featured news
Resources
Don't miss
- LinkedIn-themed phishing abuses Adobe’s A/B testing platform
- The behavioral signals that sharpen Trojan malware detection
- Zapier exploit chain shows how known anti-patterns compose into critical risk
- The CISO selling confidence in a market full of breach headlines
- Frontier AI models collapse under multi-turn AI attacks, Cisco finds