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Certificate Authorities

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ALSO CALLED: CA, Certificate Authority, Certificates, Certification Authorities
DEFINITION: (CA also stands for conditional access, a term used in DTV.)A certificate authority (CA) is an authority in a network that issues and manages security credentials and public keys for message encryption. As part of a public key infrastructure (PKI), a CA checks with a registration authority (RA) to verify information provided by the requestor of a digital certificate. If the RA verifies the requestor's  … 
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Certificate Authorities Reports
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WHITE PAPER: If you look inside MS Outlook at the security tab or you visit any of your favorite PKI or CA vendors, you will be educated in the need to understand the certificate.
Posted: 04 Apr 2002 | Published: 19 Feb 2002

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CERTIFICATE AUTHORITIES DEFINITION (continued): … (CA also stands for conditional access, a term used in DTV.)A certificate authority (CA) is an authority in a network that issues and manages security credentials and public keys for message encryption. As part of a public key infrastructure (PKI), a CA checks with a registration authority (RA) to verify information provided by the requestor of a digital certificate. If the RA verifies the requestor's information, the CA can then issue a certificate.Depending on the public key infrastructure implementation, the certificate includes the owner's public key, the expiration date of the certificate, the owner's name, and other information about the public key owner.
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