Absolute OpenBSD : UNIX for the Practical Paranoid

New Perspectives Computer Concepts Introductory

June Jamrich Parsons

Programming for Absolute Beginners Using the JavaScript Programming Language

Jonathan Bartlett

Computer Security and the Internet Tools and Jewels from Malware to Bitcoin

Paul C. van Oorschot

Understanding the digital world

Brian W.

Operator handbook

Netmux

Computer & Internet Security A Hands-on Approach

Wenliang Du

The Linux Command Line, 2nd Edition

William E. Jr. Shotts

Building Virtual Machine Labs - a hands-on guide

Tony Robinson

Networking for Systems Administrators

Michael W Lucas

SSH Mastery OpenSSH, PuTTY, Certificates, Tunnels, and Keys

Michael W Lucas

Operating Systems: Internals and Design Principles

William Stallings

Computer security

William Stallings

Unix in 24 Hours, Sams Teach Yourself

Dave Taylor

How Linux Works: What Every Superuser Should Know

Brian Ward

Modern Operating Systems

Andrew S. Tanenbaum

The Linux Command Line - A Complete Introduction

Williams E. Shotts

Operating Systems

Thomas Anderson

computer networking a top-down approach

James Kurose

Principles of Information Security

Michael E.

Unix and Linux System Administration Handbook

Evi Nemeth

Principles of computer security

WM. Arthur

Absolute C++ Third Edition

Walter Savitch

How to Cheat at Configuring Open Source Security Tools

Michael Gregg

Operating System Concepts with Java

Abraham Silberschatz

Mac Os x unix 101 byte-sized projects

Adrian Mayo

OpenGL A Primer

Edward Angel

Beginning Python

Hetland, Magnus Lie

Introduction to Computer Security

Matt Bishop

Unix for the Impatient

Paul W. Abrahams

TCP/IP Network Administration

Hunt, Craig

Linux Universe Installation and Configuration

Stefan Strobel

The Magic Garden Explained

Goodheart, Berny

Design of the Unix Operating System

Maurice J. Bach

Absolute C++

Walter Savitch