An introduction to PKI, TLS and X.509, from the ground up. Public Key Infrastructure (PKI) provides a framework of encryption and data communications standards used to secure communications over ...

The digital equivalent of an ID card used in conjunction with a public key encryption system. Also called a "digital ID," "digital identity certificate," "identity certificate" and "public key ...

With the growth in use of the Internet for business transactions, the need for confidentiality and positive identification of all parties involved is increasingly vital. The use of encryption and ...

Certificate-based authentication is a cryptographic technique that allows one computer to securely identify itself to another across a network connection, using a document called a public-key ...

This book excerpt is from Chapter 6 “Certificates and Certifications” of the newly released Understanding PKI, Second Edition: Concepts, Standards, and Deployment Considerations. It is posted with ...

In the context of cryptography, a public key is an alphanumeric string that serves as an essential component of asymmetric encryption algorithms. It is typically derived from a private key, which must ...

Certificate authorities such as Let's Encrypt attempt to provide a valuable service for all. But there's a serious problem with what they offer Readers often ask me how I feel about the latest free, ...