Security Module - Nokia N79 User Manual

protection by itself; the certificate manager must
contain correct, authentic, or trusted certificates for
increased security to be available. Certificates have a
restricted lifetime. If "Expired certificate" or
"Certificate not valid yet" is shown, even if the
certificate should be valid, check that the current date
and time in your device are correct.
View certificate details—check authenticity
You can only be sure of the correct identity of a server
when the signature and the validity period of a server
certificate have been checked.
You are notified if the identity of the server is not
authentic or if you do not have the correct security
certificate in your device.
To check certificate details, scroll to a certificate, and
select Options Certificate
>
the certificate is checked, and one of the following
notes may be displayed:
Certificate not trusted
●
application to use the certificate.
Expired certificate — The certificate validity period
●
has ended.
Certificate not valid yet
●
period has not yet begun.
Certificate corrupted
●
used. Contact the certificate issuer.
Change the trust settings
details. The validity of
— You have not set any
— The certificate validity
— The certificate cannot be
Before changing any certificate settings, you must
make sure that you really trust the owner of the
certificate and that the certificate really belongs to the
listed owner.
Scroll to an authority certificate, and select
Trust settings. Depending on the certificate, a list of
the applications that can use the selected certificate is
shown. For example:
Symbian installation:
●
to certify the origin of a new Symbian operating
system application.
Internet: Yes — The certificate is able to certify
●
servers.
App. installation: Yes
●
certify the origin of a new Java™ application.
Select Options Edit trust setting
>
value.

Security module

Press , and select Tools
Security Security module.
>
To view or edit a security module (if available), scroll
to it, and press the scroll key.
To view detailed information about a security module,
scroll to it, and select Options
Options
Yes — The certificate is able
— The certificate is able to
to change the
Settings General
> >
Security details.
>
>
>
157