What are industry collaboration programs (M3AAWG, GCA, APWG)?
**M3AAWG** (Messaging Anti-Abuse Working Group) brings together MBPs, ESPs, and security organizations. Working groups develop best practices; conferences enable direct information sharing.
**GCA** (Global Cyber Alliance) promotes practical security improvements. Their **DMARC** work helped drive authentication adoption through accessible tools and guidance.
**APWG** (Anti-Phishing Working Group) coordinates **phishing** response across financial, technology, and law enforcement sectors. They maintain threat databases and facilitate cross-sector collaboration.
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