"Cyber-security is the practice of defending computers, servers, mobile devices, electronic systems, networks, and data from malicious attacks. It's also known as information technology security or electronic information security. The term applies in a variety of contexts, from business to mobile computing, and can be divided into a few common categories."
Definition sourced from: Kaspersky Lab, What is Cyber-Security?, viewed 17 January 2019.
There are many ebooks available on the subject of cyber security, The fulltext ebooks are accessed through the library's catalogue and can be read online, both on and off-campus. Below are a selection of titles available: