ZyXEL Communications 1121-NI Network Router User Manual


 
Chapter 8 System
NWA1000 Series User’s Guide
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certification authorities. You can use the NWA to generate certification requests that contain
identifying information and public keys and then send the certification requests to a certification
authority.
8.9.5 Checking the Fingerprint of a Certificate on Your Computer
A certificate’s fingerprints are message digests calculated using the MD5 or SHA1 algorithms. The
following procedure describes how to check a certificate’s fingerprint to verify that you have the
actual certificate.
1 Browse to where you have the certificate saved on your computer.
2 Make sure that the certificate has a “.cer” or “.crt” file name extension.
Figure 52 Certificates on Your Computer
3 Double-click the certificate’s icon to open the Certificate window. Click the Details tab and scroll
down to the Thumbprint Algorithm and Thumbprint fields.
Figure 53 Certificate Details
4 Use a secure method to verify that the certificate owner has the same information in the
Thumbprint Algorithm and Thumbprint fields. The secure method may vary according to your
situation. Possible examples would be over the telephone or through an HTTPS connection.