https://t.me/peass
https://t.me/antichat
https://t.me/thebugbountyhunter
https://t.me/club1337
https://t.me/infosec1
https://t.me/RalfHackerChannel
https://t.me/in51d3
https://t.me/exploithacker
https://t.me/Premium_Hacking
https://t.me/DownloadCourse14
https://t.me/ViperZCrew
https://t.me/techpwnews
https://t.me/cyb3rhunt3r
https://t.me/cveNotify
https://t.me/MalwareResearch
https://t.me/BugCrowd
https://t.me/itsecalert

Список ТГ форумов, много интересного