> cat /dev/github | grep security-tools
discovered 03 Aug 2026

bf_active_sub

Shell ★ 32 via github-topic
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bf_active_sub is a subdomain enumeration tool designed for active scanning through brute-force techniques. It efficiently verifies the existence of subdomains by attempting various combinations from a provided wordlist, ensuring zero false positives, and allowing results to be outputted directly in the terminal or saved to a file. Notable features include support for various wordlist sizes and compatibility with Debian-based systems, making it a valuable asset for penetration testing and bug bounty efforts.