I is for…

Integrity Along with confidentiality and availability, integrity makes up what is known as the CIA triad, the three main pillars that Information Security is built on. Integrity is all about making sure that data has not been changed or tampered with by unauthorised people. For example, if someone was able to access a hospital’s systems … Continue reading I is for…

D is for…

Dark Web Most of us are familiar with the Internet, and using search engines such as Google and Bing to find information we need. Those operate in a part of the World Wide Web that is often called the Surface Web. It seems like we can find a huge amount of data on the surface … Continue reading D is for…

Tubes

This book by Andrew Blum is a fascinating insight into what the internet physically looks like. It starts with the author wondering where the wire goes from his house, how it joins other wires and how does data go round the world. He visits a site where an undersea cable is being brought ashore, and … Continue reading Tubes