certificate authority การใช้

• There have been several high profile public failures by assorted certificate authorities.
• To help solve this problem, new organizations called Certificate Authorities are springing up.
• Several commercial firms, and a few government departments, have established such certificate authorities.
• The SSL / TLS chain-of-trust relies on trusted root certificate authorities.
• An author obtains a signing certificate from a valid certificate authority.
• It includes Certificate Authority, Key archival, OCSP and smart card management.
• This is what the certificate authority mechanism is intended to prevent.
• This caused many to doubt StartCom's status as a certificate authority.
• Adobe Reader verifies that the signature uses a certificate from an Adobe-authorized certificate authority.
• Current web browsers carry pre-installed intermediary certificates issued and signed by a Certificate Authority.
• Certificates and certificate authorities ( CA ) are necessary for widespread use of cryptography.
• A certificate authority can issue multiple certificates in the form of a tree structure.
• Thawte is one of the root certificate authorities recognized by both Microsoft and Netscape.
• For enhanced security purposes, most end user certificates today are issued by intermediate certificate authorities.
• It is securely stored on the intermediate certificate authorities.
• It is also a root certificate authority for qualified signatures according to the German Signature Act.
• The security of the system is tied to a certificate authority and the associated Certificate Chain.
• The solution integrates with several major certificate authorities, including Symantec, GeoTrust, Digicert, Microsoft CA, and Entrust.
• There also exists a peer-to-peer certificate authority, CACert.
• For example, attackers might compromise a certificate authority, and then mis-issue certificates for a web origin.