Cisco CISCOWORKS COMMON SERVICES 3.0, Руководство пользователя

Страница: 270 / 286

Appendix A Understanding CiscoWorks Security
Server Security
A-8
User Guide for CiscoWorks Common Services
78-16571-01
• Issuer identifier information.
• The digital signature of the issuer, which attests to the validity of the binding
between the subject public key and the subject identifier information.
A certificate is valid only for the period of time specified within it. Every
certificate contains Valid From and Valid To dates, which are the boundaries of
the validity period.
For example, a user's certificate verifies that the user owns a particular public key.
The server certificate for the server named myserver.cisco.com verifies that a
specific public key belongs to this server.
Certificates can be issued for a variety of functions such as web user
authentication, web server authentication, secure e-mail (S/MIME), IP Security,
Transaction Layer Security (TLS), and code signing.
CiscoWorks Server supports security certificates for authenticating secure access
between client browser and management server.
CiscoWorks supports the following:
•
Self signed certificates: CiscoWorks provides an option to create self-signed
certificates. For more information, see
“Creating Self Signed Certificate”
section on page 3-9 .
Terms and Definitions
The following explains the terms and corresponding definitions in CiscoWorks:
•
Secure Socket Layer (SSL)
•
Public Key, Private Key
•
Secure Shell (SSH)
•
PKCS#8
• Base64- Encoded X.509 Certificate Format
•
Certificate Authority
•
CiscoWorks TrustStore or KeyStore