ZyXEL Communications NWA-3550, User Manual

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Chapter 18 Certificates
NWA-3500/NWA-3550 User’s Guide
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Valid From This field displays the date that the certificate becomes applicable.
The text displays in red and includes a Not Yet Valid! message if the
certificate has not yet become applicable.
Valid To This field displays the date that the certificate expires. The text
displays in red and includes an Expiring! or Expired! message if the
certificate is about to expire or has already expired.
Key Algorithm This field displays the type of algorithm that was used to generate the
certificate’s key pair (the NWA uses RSA encryption) and the length of
the key set in bits (1024 bits for example).
Subject
Alternative Name This field displays the certificate owner‘s IP address ( IP ), domain
name ( DNS ) or e-mail address ( EMAIL ).
Key Usage This field displays for what functions the certificate’s key can be used.
For example,
DigitalSignature means that the key can be used to
sign certificates and KeyEncipherment means that the key can be
used to encrypt text.
Basic Constraint This field displays general information about the certificate. For
example,
Subject Type=CA means that this is a certification
authority’s certificate and Path Length Constraint=1 means that
there can only be one certification authority in the certificate’s path.
MD5 Fingerprint This is the certificate’s message digest that the NWA calculated using
the MD5 algorithm.
SHA1 Fingerprint This is the certificate’s message digest that the NWA calculated using
the SHA1 algorithm.
Certificate in PEM
(Base-64)
Encoded Format This read-only text box displays the certificate or certification request
in Privacy Enhanced Mail (PEM) format. PEM uses 64 ASCII characters
to convert the binary certificate into a printable form.
You can copy and paste a certification request into a certification
authority’s web page, an e-mail that you send to the certification
authority or a text editor and save the file on a management
computer for later manual enrollment.
You can copy and paste a certificate into an e-mail to send to friends
or colleagues or you can copy and paste a certificate into a text editor
and save the file on a management computer for later distribution
(via floppy disk for example).
Export Click this button and then Save in the File Download screen. The
Save As screen opens, browse to the location that you want to use
and click Save .
Apply Click Apply to save your changes. You can only change the name,
except in the case of a self-signed certificate, which you can also set
to be the default self-signed certificate that signs the imported
trusted remote host certificates.
Cancel Click Cancel to quit and return to the My Certificates screen.
Table 67 Certificates > My Certificate Details (continued)
LABEL DESCRIPTION