Turning threat intelligence into decisive action with Defender Experts

2026-07-15T20:52:25Zed8461ad2b01de4b8420f8a3b27d8851a7efb0eeb98e4b635b934b88ab7dd635
ai‑driven defensebluerabbitcloud hardeningcloud security posture managementcspmdefender expertsdestructive malwareentra idfrost & sullivangigawipermicrosoftoauth abusepartner ecosystem securitypasskeysquantum‑safesaas securitysecure future initiativesfishinyhunterssms authenticationsupply‑chain compromisethreat intelligencevishingvoice authentication

What happened

This Microsoft Security Blog feed summarizes multiple July 2026 posts with actionable guidance and alerts: Microsoft details Defender Experts to operationalize threat intelligence; documents active ShinyHunters activity abusing OAuth (vishing, supply‑chain compromise, and misconfigured guest access targeting SaaS apps); announces Entra ID making passkeys the default and changes to SMS/voice authentication; analyzes GigaWiper (aka BLUERABBIT), a destructive backdoor that combines multiple wiping/ransomware components and includes detection/mitigation guidance; reports progress on the Secure F​u

Why it matters

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

Evidence and limitations

Source ID
microsoft_security_blog
Record identifier
ed8461ad2b01de4b8420f8a3b27d8851a7efb0eeb98e4b635b934b88ab7dd635
Enrichment time
2026-07-15T20:52:25Z
AI-assisted enrichment
Yes

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