- The Exploit Database – ultimate archive of Exploits, Shellcode, and Security Papers.
- CrackStation uses massive pre-computed lookup tables to crack password hashes.
- InsidePro Software offers professional and free solutions for recovering passwords to hashes!
- Blog for netsec, linux, windows, and hacking!
- Adventures In Security
- Want to learn about hacking and network security? Discover how hacks, dumps and defacements are performed and secure your website against hackers with HackThis!!
- Any hacker will tell you that the latest news and exploits are not found on any web site—not even Insecure.Org. No, the cutting edge in security research is and will continue to be the full disclosure mailing lists such as Bugtraq. Here we provide web archives and RSS feeds (now including message extracts), updated in real-time, for many of our favorite lists.
- For more than a decade, the Nmap Project has been cataloguing the network security community's favorite tools
80+ Best Free Hacking Tutorials
Penetration Testing Practice Labs
https://forum.bugcrowd.com/t/researcher-resources-how-to-become-a-bug-bounty-hunter/1102