CyberWire Daily

A softer touch on cyber.

Feb 4, 2026
Guest
Zach Edwards
Zach Edwards, senior threat researcher at Silent Push who tracks internet-scale scans and bulletproof hosting. He explains what bulletproof hosting is and how peers and ASNs let bad actors persist. He talks about using peering and sanctions to disrupt criminals. He also covers how defenders can spot and block malicious hosting.
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INSIGHT

ICTS Sidelined, Weakening Oversight

  • The Commerce Department's ICTS, crucial for supply chain security, has been sidelined, weakening oversight.
  • The podcast warns that staffing cuts and reversals may erode U.S. tech-security defenses long-term.
INSIGHT

Active Exploitation Of Metro For Shell

  • The Metro for Shell React Native flaw is being actively exploited against developer systems.
  • Roughly 3,500 exposed Metro servers remain unpatched despite available fixes, researchers report.
INSIGHT

Amaranth Dragon's Targeted Espionage Chain

  • The Amaranth Dragon group exploited a WinRAR flaw to persist and target Southeast Asian government and law enforcement.
  • They used region-specific lures, custom loaders, and Cloudflare-protected C2s, showing high technical maturity.
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