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What is Certificate Authority?

Full form of CA: Here, we are going to learn what does CA stands for? CA – which is an abbreviation of "Certificate Authority" in Computer Acronyms/Abbreviations, etc.
Submitted by Anushree Goswami, on May 31, 2020

CA: Certificate Authority

CA is an abbreviation of the "Certificate Authority".

It is also known as a "certification authority", is a trusted corporation or organization that issues electronic documents known as digital certificates by authorizing the identities of websites, devices, email addresses, companies, businesses, or individual persons and linking them cryptographically with a public key.

In the Digital certificates, the authorized data is submitted about the entity that issued the certificate by the side of the cryptographic link with a public key that can be used to authenticate or validate the identity of the entity attached to the digital certificate.

A digital certificate offers:

Validation: It offers validation by providing as an official document to authenticate the identity of the entity that gets issued by the certification authority.
Encryption: It offers encryption through the cryptographic link with a public key for safe and secure communication above unsafe and unprotected networks such as the Internet.
Document reliability: It offers the reliability of documents which are signed with the certificate so that they cannot be misused or distorted by a third party in transferring documents.

Fundamental security and business standards

Certificate Authority offers the highly fundamental security and business development progression standard in public key communication by establishing reliance associations and interactions between business enterprises and entities. The Certificates provided by CAs put up reliance among the business enterprises and the entities for the reason that they both can make sure the legitimacy of each other’s identities and establishment.

The established reliance through CAs can help in allowing specific kind of associations at the same time as restraining some other association, which comprise:

In the process of establishing reliance, a business enterprise can consistently put in an application of issuance policies for certificates.
A business enterprise can consistently put in an application format arrangement for a given name in issued certificates.
A business enterprise can put a stop to issued certificates from being used in a variety of applications.
A business enterprise can put a stop to execute some specific unofficial subsidiary CAs.