John Opdenakker

John Opdenakker

Blogger | #Infosec | #AppSec | Security awareness | Occasional Public Speaker | Cycling | Running | Enjoying life

duty-free.cc

forum.duty-free.cc is a Russian-language forum focused on information security and hacking-related topics, where users discuss penetration testing, vulnerabilities, exploits, OSINT, and real-world cases. The platform presents itself as a community of