How does symmetric key encryption work with public-key encryption when securing a connection between browser and server? I know the Browser and server start off using asymmetric encryption then switch ...

Symmetric encryption uses one secret key for both encryption and decryption (for example, AES or ChaCha20 ciphers). Symmetric algorithms are fast and well-understood, and the good news is that ...

I had this idea. Might be a good idea, might be a terrible idea. I'm no expert on security, but I wonder if any systems have ever done this? Typically, historically, authentication databases have ...

Understand the crypto concepts behind the modern internet security infrastructure, from digital signatures and transport layer security to blockchains and Bitcoin. Cryptography grows ever more ...

In today's electronic age, the importance of digitalcryptography in securing electronic data transactions isunquestionable. Every day, users electronically generate andcommunicate a large volume of ...

Threats to computer and network security increase with each passing day and come from a growing number of sources. No computer or network is immune from attack. A recent concern is the susceptibility ...