Anyone operating a server on any scale should want a digital certificate to encrypt data between clients and services, whether for personal, office, or public use. That’s a broad statement, but it ...

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 ...

As part of daily operations, small businesses may need to collect or exchange sensitive data that should be protected. It could be a financial transaction, a mailing address or some other personally ...

Recently at Ars we’ve had a couple of discussions about the use of HTTPS—that is, HTTP secured using SSL or TLS—for every website, as a way of keeping sensitive information out of reach of ...