In recent developments, cybercriminals, notably former members of the notorious Black Basta group, have intensified their attacks, targeting Microsoft Teams through sophisticated Python scripts. This ...

Critical flaws in Microsoft Teams can be used to allow an attacker to manipulate messages, spoof notifications and even impersonate executives, according to a report released Tuesday by Check Point ...

Microsoft says an Exchange Online issue that mistakenly quarantined legitimate emails last week was triggered by faulty heuristic detection rules designed to block credential phishing campaigns.

Signed, side loaded and compromised. That’s how security researchers at the Ontinue Cyber Defence Centre have described a sophisticated multi-stage attack that starts with a Microsoft Teams message ...

Microsoft says that Teams users will be able to report false-positive threat alerts triggered by messages incorrectly flagged as malicious. This new feature was first announced in September, when it ...