Nokia 002J3X4 User Manual - Page 140

View certificate details, Certificate trust settings, Security and data management

Page 140 highlights

Tip: When you add a new certificate, check its authenticity. View certificate details 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. To view certificate details, open a certificate folder, and select a certificate and Options > Certificate details. One of the following notes may appear: • Certificate not trusted - You have not set any application to use the certificate. You may want to change the trust settings. • Expired certificate - The period of validity has ended for the selected certificate. • Certificate not valid yet - The period of validity has not yet begun for the selected certificate. • Certificate corrupted - The certificate cannot be used. Contact the certificate issuer. Certificate trust settings Select Menu > Control panel > Settings and General > Security > Certificate management. Trusting a certificate means that you authorise it to verify web pages, e-mail servers, software packages, and other data. Only trusted certificates can be used to verify services and software. © 2009 Nokia. All rights reserved. Important: Even if the use of certificates makes the risks involved in remote connections and software installation considerably smaller, they must be used correctly in order to benefit from increased security. The existence of a certificate does not offer any 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. 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. To change the trust settings, select a certificate and Options > Trust settings. Scroll to an application field, and press the scroll key to select Yes or No. You cannot change the trust settings of a personal certificate. Depending on the certificate, a list of applications that can use the certificate is displayed: • Symbian installation - New Symbian operating system application. • Internet - E-mail and graphics. • App. installation - New Java application. • Online certif. check - Online certificate status protocol. 139 Security and data management

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Tip:
When you add a new certificate, check its
authenticity.
View certificate details
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.
To view certificate details, open a certificate folder, and
select a certificate and
Options
>
Certificate
details
.
One of the following notes may appear:
Certificate not trusted
— You have not set any
application to use the certificate. You may want to
change the trust settings.
Expired certificate
— The period of validity has
ended for the selected certificate.
Certificate not valid yet
— The period of validity
has not yet begun for the selected certificate.
Certificate corrupted
— The certificate cannot be
used. Contact the certificate issuer.
Certificate trust settings
Select
Menu
>
Control panel
>
Settings
and
General
>
Security
>
Certificate management
.
Trusting a certificate means that you authorise it to
verify web pages, e-mail servers, software packages,
and other data. Only trusted certificates can be used to
verify services and software.
Important:
Even if the use of certificates makes
the risks involved in remote connections and software
installation consid
erably smaller, they must be used
correctly in order to benefit from increased security.
The existence of a certificate does not offer any
protection by itself; th
e 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, ev
en if the certificate should
be valid, check that the cu
rrent date and time in your
device are correct.
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 th
e
listed owner.
To change the trust settings, select a certificate and
Options
>
Trust settings
. Scroll to an application
field, and press the scroll key to select
Yes
or
No
. You
cannot change the trust settings of a personal
certificate.
Depending on the certificate, a list of applications that
can use the certificate is displayed:
Symbian installation
— New Symbian operating
system application.
Internet
— E-mail and graphics.
App. installation
— New Java application.
Online certif. check
— Online certificate status
protocol.
139
Security and data management
© 200
9
Nokia. All rights reserved.