certificate authority

What is a certificate?

A certificate is a secure digital document that a website, organization or individual provides to confirm their online identity and to enable a secure connection. Certificates can also be used to digitally sign transactions or documents, and to encrypt confidential information exchanged over the Internet.

U.S.

What is a Certificate Authority?

A Certificate Authority (CA) is a trusted organization that issues certificates for use by other parties. Certificates are cryptographic digital security documents used to confirm the online identities of Internet service providers (ISPs), email providers, businesses, government agencies, websites and individuals. Examples of popular CAs include VeriSign, Thawte and Geotrust (all owned by Symantec), Entrust, Comodo and GoDaddy. When an organization obtains a digital certificate, the CA confirms the identity of the organization or person receiving it.

U.S.

What is a certificate?

A digital certificate is a document that an organization provides from its Web site to confirm their identity, and to enable a secure connection.  Your Internet browser is designed to look for and check digital certificates.  If your browser sees a certificate it displays the padlock.  You can click the padlock in the browser bar to view the identity of the Web site owner and also check that it comes from a valid Certificate Authority.  (See, What is a Certificate Authority?)  In addition, the bro
International

What is a Certificate Authority?

A Certificate Authority (CA) is an organization that issues digital certificates for use by other parties.  (See also, What is a certificate?)  The idea is that the CA acts as a trusted third party to help you verify the Web identity of an organization or individual.  Examples of popular CAs include VeriSign, Entrust, Thawte, and Geotrust. 
International
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