Practical Python Security
Dennis Byrne
Practical System Programming with C: Pragmatic Example Applications ...
Sri Manikanta Palakollu
Cyber Security and Network Security
Sabyasachi Pramanik & Debabrata Samanta & M. Vinay & Abhijit Guha
C++ Crash Course
Josh Lospinoso
Effective DevOps
Jennifer Davis & Ryn Daniels
sed & awk
Dale Dougherty & Arnold Robbins
Linux iptables Pocket Reference
Gregor N. Purdy