Is Microsoft Copilot safe for enterprise use?

In June 2025, researchers disclosed the first zero-click exploit against a production enterprise AI assistant. A single markdown email, never opened by the user, was enough to make Microsoft 365 Copilot hand over data from prior chats and files to an attacker. No malware. No phishing click. Just Copilot doing its job on content it ... Read more » The post Is Microsoft Copilot safe for enterprise use? appeared first on WitnessAI .