Top 10 Deep & Dark Web Forums

### Executive summary This report ranks the top 10 active deep web and dark web forums in 2026, summarizing each site’s provenance, access methods, operational status (including law-enforcement disruptions and honeypot concerns), and relevance to defenders; it also documents significant criminal activity such as marketplace listings for initial access, malware and stealer-log trade, and major data leaks (notably ShinyHunters’ large breaches and extortion campaigns).