DEF CON 29 - Orange Tsai - ProxyLogon Just Tip of the Iceberg, New Attack Surface on Exchange Server
Why the open web links it
Explores new vulnerabilities in Microsoft Exchange Server beyond ProxyLogon, revealing critical attack surfaces for enterprises.
Linked by 11 independent sites, 4 of them widely read in the 2026-10 crawl of the open web, including tenable.com, thehackernews.com, huntress.com, fireside.fm, stellarcyber.ai.