New tools and guidance: Announcing Zero Trust for AI

2026-03-19T20:52:23Z8ec74c72de07ed5dbd7b70d5db079aae95f875d4952897874417595c5409725e
AI governanceAI securityDARTFlexibleFerretIOCsMicrosoft DefenderOtterCookieSEO poisoningStorm-2561TTPscredential theftemail securityfake VPNmalwareobservabilityphishingprompt abuseprompt injectionpurviewsocial engineeringtax-season phishingvishingzero-trust

What happened

Collection of Microsoft Security Blog updates covering new AI-focused guidance and tooling (Zero Trust for AI, observability, governance/Purview) and multiple active threat reports. Threats described include tax-season phishing and malware campaigns, vishing via Microsoft Teams support calls enabling identity-led compromise, SEO-poisoning campaign (Storm-2561) distributing signed trojans via fake VPN clients to steal VPN credentials, and developer-targeted 'Contagious Interview' campaigns delivering backdoors (OtterCookie, FlexibleFerret) that exfiltrate API tokens, cloud credentials, crypto,和

Why it matters

A reviewed impact interpretation has not been published for this record.

Evidence and limitations

Source ID
microsoft_security_blog
Record identifier
8ec74c72de07ed5dbd7b70d5db079aae95f875d4952897874417595c5409725e
Enrichment time
2026-03-19T20:52:23Z
AI-assisted enrichment
Yes

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