
12 Administration
12-26
VPN 3002 Hardware Client User Guide
Public Key Type
The algorithm and size of the public key that the CA or other issuer used in generating this certificate.
Certificate Usage
The purpose of the key contained in the certificate; e.g., digital signature, certificate signing,
nonrepudiation, key or data encipherment, etc. This field displays only if a key usage extension is
present.
MD5 Thumbprint
A 128-bit MD5 hash of the complete certificate contents, shown as a 16-byte string. This value is unique
for every certificate, and it positively identifies the certificate. If you question a certificate’s authenticity,
you can check this value with the issuer.
SHA1 Thumbprint
A 160-bit SHA-1 hash of the complete certificate contents, shown as a 20-byte string. This value is
unique for every certificate, and it positively identifies the certificate. If you question a certificate’s
authenticity, you can check this value with the issuer.
Validity
The time period during which this certificate is valid.
Format is MM/DD/YYYY at HH:MM:SS AM/PM to MM/DD/YYYY at HH:MM:SS AM/PM. Time
uses 12-hour AM/PM notation, and is local system time.
Subject Alternative Name (Fully Qualified Domain Name)
The fully qualified domain name for this VPN 3002 that identifies it in this PKI. The alternative name
is an optional additional data field in the certificate, and it provides interoperability with many Cisco
IOS and PIX systems in LAN-to-LAN connections. This field displays only if the FQDN extension is
present.
Back
To return to the Administration | Certificate Management | Certificates screen, click Back.
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