Microsoft Entra
New CoPhish attack steals OAuth tokens via Copilot Studio agents
A new phishing technique dubbed ‘CoPhish’ weaponizes Microsoft Copilot Studio agents to deliver fraudulent OAuth consent requests via legitimate and trusted Microsoft domains. The technique was developed by researchers at Datadog Security Labs, who warned in a report earlier this week that Copilot Studio’s flexibility introduces new, undocumented phishing risks. Although CoPhish relies on social […]
Microsoft Entra account lockouts caused by user token logging mishap
Microsoft confirms that the weekend Entra account lockouts were caused by the invalidation of short-lived user refresh tokens that were mistakenly logged into internal systems. On Saturday morning, numerous organizations reported that they began receiving Microsoft Entra alerts that accounts had leaked credentials, causing the accounts to be locked out automatically. Impacted customers initially thought the account lockouts […]
Widespread Microsoft Entra lockouts tied to new security feature rollout
Windows administrators from numerous organizations report widespread account lockouts triggered by false positives in the rollout of a new Microsoft Entra ID’s “leaked credentials” detection app called MACE. These alerts and lockouts began last night, with some admins believing they were false positives as the accounts have unique passwords that are not used on any […]