The BlackBasta ransomware operation has moved its social engineering attacks to Microsoft Teams, posing as corporate help desks contacting employees to assist them with an ongoing spam attack.
Microsoft has launched a new unified Teams application that allows Windows and Mac users to switch between personal, work, and education accounts without installing multiple apps.
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Microsoft will soon provide a single Teams Windows and macOS app for all account types that will allow users to switch between work, school, or personal profiles.
Microsoft Teams is susceptible to a growing number of cybersecurity threats as its massive user base is an attractive target for cybercriminals. Learn more from Adaptive Shield on how to increase your Microsoft Teams security posture.
New phishing attacks abuse Microsoft Teams group chat requests to push malicious attachments that install DarkGate malware payloads on victims' systems.
Microsoft is investigating a second outage affecting Microsoft Teams users across North and South America in the last three days.
Microsoft is investigating an ongoing and widespread outage impacting the users of its Teams communication platform and causing connectivity issues, login problems, and message delays.
Microsoft plans to provide Windows 11 users with almost instant access to photos and screenshots they've taken on their Android smartphones.
Between July and September, DarkGate malware attacks have used compromised Skype accounts to infect targets through messages containing VBA loader script attachments.
A new Microsoft Teams application, faster and completely redesigned, is generally available for all Windows and macOS users starting today.
Microsoft released emergency security updates for Edge, Teams, and Skype to patch two zero-day vulnerabilities in open-source libraries used by the three products.
Microsoft is investigating an ongoing outage preventing customers from sending or receiving messages using the company's Microsoft Teams communication platform.
Microsoft says an initial access broker known for working with ransomware groups has recently switched to Microsoft Teams phishing attacks to breach corporate networks.
A new phishing campaign is abusing Microsoft Teams messages to send malicious attachments that install the DarkGate Loader malware.
Microsoft says a hacking group tracked as APT29 and linked to Russia's Foreign Intelligence Service (SVR) targeted dozens of organizations worldwide, including government agencies, in Microsoft Teams phishing attacks.
A member of U.S. Navy's red team has published a tool called TeamsPhisher that leverages an unresolved security issue in Microsoft Teams to bypass restrictions for incoming files from users outside of a targeted organization, the so-called external tenants.
Microsoft is investigating an ongoing outage blocking customers from accessing and using the Microsoft Teams communication platform via web and desktop clients.
Security researchers have found a simple way to deliver malware to an organization with Microsoft Teams, despite restrictions in the application for files from external sources.
Microsoft has unveiled a faster and redesigned version of its Microsoft Teams communication and collaboration software that has begun rolling out to Windows users today as a preview release.
On the third day of the Pwn2Own hacking contest, security researchers were awarded $185,000 after demonstrating 5 zero-day exploits targeting Windows 11, Ubuntu Desktop, and the VMware Workstation virtualization software.