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ChinaCyber EspionageThreat Intelligence

THE KNOWNSEC LEAK: Yet Another Leak of China’s Contractor-Driven Cyber-Espionage Ecosystem

Leaked Knownsec documents reveal China’s cyberespionage ecosystem. Analyze TargetDB, GhostX, and 404 Lab’s role in global...
Community

 Rainy Day Newsletter #12 (but not 35)

Explore how agentic AI accelerates threat hunting by 10x, a deep dive into APT35’s internal operations, and B2B2C supply...
CommunityDNSThreat Intelligence

Cybersecurity Reading List - Week of 2026-01-05

Commentary followed by links to cybersecurity articles that caught our interest internally.

SecuritySnacks

Cybersecurity Reading List - Week of 2026-01-05
Commentary followed by links to cybersecurity articles that caught our interest internally.
B2B2C Supply Chain Attack: Hotel’s Booking Accounts Compromised to Target Customers
New B2B2C supply chain attack targets Booking.com customers. Attackers are compromising hotel accounts to send "verify or...
Cybersecurity Reading List - Week of 2025-11-24
Commentary followed by links to cybersecurity articles that caught our interest internally.

Research

THE KNOWNSEC LEAK: Yet Another Leak of China’s Contractor-Driven Cyber-Espionage Ecosystem
Leaked Knownsec documents reveal China’s cyberespionage ecosystem. Analyze TargetDB, GhostX, and 404 Lab’s role in global...
The APT35 Dump Episode 4: Leaking The Backstage Pass To An Iranian Intelligence Operation
APT35/Charming Kitten's leaked documents expose the financial machinery behind state-sponsored hacking. Learn how bureaucracy,...
Chinese Malware Delivery Domains Part IV
Chinese Malware Delivery Domains Part IV uncovers 1,900+ new sites targeting Chinese-speaking users. Get a deep dive into...

Newsletters

 Rainy Day Newsletter #12 (but not 35)
Explore how agentic AI accelerates threat hunting by 10x, a deep dive into APT35’s internal operations, and B2B2C supply...
Newsletter 11 Could Take Forever
Dive into DomainTools Investigations' latest threat intel! Read our 3-part series on China's Great Firewall leak and an analysis...
Tenth Newsletter Freeze-Out
Cybersecurity deep dive: NPM Phishing, Crypto Scams, & 18+ E-Crime analysis. Get expert research on supply chain attacks,...

Podcast Episodes

Russian Disinformation on Breaking Badness Podcast
How Russian Disinformation Campaigns Exploit Domain Registrars and AI
In this episode of the Breaking Badness Cybersecurity Podcast, Kali Fencl, Daniel Schwalbe, and guest Scot Terban discuss...
Book Club with Dmitri Alperovitch
This week Kali Fencl is joined by Tim Chen, and Executive Chairman of the Silverado Policy Accelerator and co-founder of...
Call to ARMs
Episode 182 of Breaking Badness is here! This week Kali Fencl, Tim Helming, and Taylor Wilkes-Pierce discuss Palo Alto’s...