HackTricks is widely recognized as one of the most comprehensive, community-driven knowledge bases for offensive security, penetration testing, and red teaming. It's a living book that covers a vast array of topics, from basic Linux privilege escalation to complex cloud infrastructure attacks and CI/CD pipeline exploitation. For many, it's an indispensable resource that they "absolutely cannot do without".
rkhunter --check chkrootkit
During on-site penetration tests where internet access is restricted or monitored. hacktricks offline