7K Followers 6K FollowingHacking and security documentation: slides, papers, video and audio recordings. All high-quality, daily updated. Spreading hacking knowledge, for free, enjoy!
136K Followers 457 FollowingFree and open source tool for network discovery, admin, and security auditing. Our tweetmaster is Gordon "Fyodor" Lyon. We're also on FB: https://t.co/RVkxWNikvW
198K Followers 14K FollowingWe help professionals acquire the skills, knowledge and certificates by teaching defense through offense to advance their careers in cybersecurity.