C++ Crash Course
Josh Lospinoso
Practical Ansible
Vincent Sesto
Wireless Hacking with Kali Linux
Hugo Hoffman
NGINX Cookbook
Derek Dejonghe
Про криптографию
Виктор де Касто
Wireless Network Simulation
Henry Zárate Ceballos & Jorge Ernesto Parra Amaris & Hernan Jiménez Jiménez & Diego Alexis Romero Rincón & Oscar Agudelo Rojas & Jorge Eduardo Ortiz Triviño
Asterisk: The Definitive Guide
Jim Van Meggelen & Russell Bryant & Leif Madsen