r/hacking 🔐 Cybersecurity 👁 0

Inside FortiBleed: a FortiGate SSL VPN credential-harvesting operation — 1.16B brute-force attempts vs 320,777 endpoints, NTLM/Kerberos cracked on a 45× RTX 4090 Hashtopolis cluster, SSL VPN cookie-replay into AD

Disclosure: Ransomnews Research Team, this is our write-up, built on infrastructure surfaced by Bob Diachenko. We mapped the full chain to MITRE: mass-scan FortiGate /remote/login + Sophos /userportal → forticheck brute

Inside FortiBleed: a FortiGate SSL VPN credential-harvesting operation — 1.16B brute-force attempts vs 320,777 endpoints, NTLM/Kerberos cracked on a 45× RTX 4090 Hashtopolis cluster, SSL VPN cookie-replay into AD
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