A certificate authority (CA) is an organization that issues digital certificates, which are used to establish trust and secure communication over the internet.
Digital certificates are used to authenticate the identity of websites, devices, and other entities and to encrypt communication between them.
Certificate authorities are responsible for issuing, revoking, and managing digital certificates and for ensuring the integrity and security of the certificate issuance process.
Certificate authorities play a critical role in enabling secure communication over the internet and are an essential component of many online security systems.
Certificate authorities use a variety of techniques to verify the identity of entities that request certificates and to ensure the security of the certificate issuance process.
This may include things like checking the identity of the entity requesting the certificate, verifying the authenticity of the certificate request, and verifying the security of the entity’s systems and infrastructure.
Overall, Certificate authorities are an important component of online security systems and are responsible for issuing, revoking, and managing digital certificates that are used to establish trust and secure communication over the internet.