Public key infrastructure

cryptosystem that uses both public and private keys

electronic document used to prove the ownership of a public key

directory service created by Microsoft for Windows domain networks

OpenSSL is a software library for applications that provide secure communications over computer networks against eavesdropping, and identify the party at the other end. It is widely used by Internet servers, including the majority of HTTPS websites.

system that can issue, distribute and verify digital certificates

entity that issues digital certificates

communications protocol

encryption of email messages to protect the content from being read by entities other than the intended recipients

in computing, a list of revoked certificates

mechanism for authenticating cryptographic keys

protocol for automating interactions between certificate authorities and web servers

certificate used for HTTPS websites and software that proves the legal entity controlling the website or software package; obtaining an EV certificate requires verification of the requesting entity's identity by a certificate authority

process of digitally signing executables and scripts to confirm the software author and guarantee that the code has not been altered or corrupted since it was signed

Self-signed certificate

self-signed public key certificate that identifies a root certificate authority; forms the basis of an X.509-based public key infrastructure

Internet security standard for auditing digital certificates by creating public logs recording certificates issued by publicly trusted certificate authorities, allowing efficient identification of mistakenly or maliciously issued certificates

cryptographic protocol

data serialization format

Internet protocol for obtaining X.509 digital certificates in a public key infrastructure