Governments keep calling for tech companies to insert backdoors into their encrypted services. Find out what this actually means, and how these systems could damage global security.
Steganography is the study and practice of concealing communication. It plays a different role to cryptography, with its own unique applications and strengths.
The “anti-encryption laws” are a significant piece of legislation that could have worldwide security ramifications. Find out what they are and who they will affect in this comprehensive guide.
Electronic and internet voting can help improve our election systems in several different ways. Each of these concepts rely on cryptography for security – but is cryptography enough?
Electronic voting and internet voting seem like excellent ways to improve our election systems. But in reality, things aren’t so straightforward.
Blockchains are built with a range of different cryptographic concepts. Find out what they are and how they work in our step-by-step guide.
Digital signatures can be used to verify the identity of another party, check the integrity of data and provide non-repudiation. Find out how they work in our comprehensive guide.
SSH is a security protocol used for remote login, tunneling and much more. Find out how it works, what it does and whether it is secure.
Quantum computing looks like it could revolutionize our technological world in the not too distant future. Find out what it is and how it may affect our security.
The Diffie-Hellman key exchange was one of the most important developments in public-key cryptography. Find out why it’s still such an important aspect of internet security.