About the reviewer

Salman Aftab has 10+ years of experience in Linux and 7+ years of experience in networks and security. He authored the book Linux Security and Unified Threat Management System.

Salman is an owner of the Linux Zero To Hero project, where he teaches Linux from very basic to advanced level free of cost. He is skilled in Linux, AWS, Networks and Security, and VOIP. He is RHCE trained and holds NCLA, SCNS, CEH, 3 X CCNA, CCNA Security, CCNA Voice, CCNP Security, CCNP, and OSCP is in progress.