Cisco SA520-K9 Administration Guide - Page 190

Administration Managing Certificates for Authentication 8 Information (level 6) Informational messages only. Syslog definition is LOG_INFO. Debugging (level 7) Debugging messages. Syslog definition is LOG_DEBUG. For example: If you select Critical, all messages listed under the Critical, Emergency, and Alert categories are logged. Managing Certificates for Authentication Digital Certificates (also known as X509 Certificates), are used to authenticate the identity of users and systems, and are issued by Certification Authorities (CAs) such as such as VeriSign, Thawte and other organizations. Digital Certificates are used by this router during the Internet Key Exchange (IKE) authentication phase as an alternative authentication method. Self certificates are issued to you by various CAs. You create and manage certificates from the Authentication (Certificates) page. Trusted Certificates (CA Certificate) Used to verify the validity of certificates generated and signed by the CA. The Trusted Certificates table contains the certificates for each CA and includes this information: CA Identity (Subject Name): The organization or person to whom the certificate is issued. • Issuer Name: The name of the CA that issued the certificate. • Expiry Time: The date after which the certificate becomes invalid. Cisco SA500 Series Security Appliances Administration Guide 190