Nokia E72 Manual Del Usuario página 126

Select Options and from the following:
Activate fixed dialing — Activate the fixed dialing.
Deactivate fixed dialing — Deactivate the fixed dialing.
New SIM contact — Enter the contact name and phone
number to which calls are allowed.
Add from Contacts — Copy a contact from the list of
contacts to the fixed dialing list.
To send text messages to the SIM contacts while the fixed
dialing service is active, you need to add the text message
centre number to the fixed dialing list.
Certificate manager
Select Menu Ctrl. panel
>
Security Certificate
>
Digital certificates are used to verify the origins of
software but do not guarantee safety. There are four
different types of certificates: authority certificates,
personal certificates, trusted site certificates and device
certificates. During a secure connection, a server may send
a server certificate to your device. Upon receipt, it is
checked through an authority certificate stored in your
device. You receive notification if the identity of the server
is not authentic or if you do not have the correct certificate
in your device.
You can download a certificate from a web site, or receive
a certificate as a message. Certificates should be used
when you connect to an online bank or a remote server to
transfer confidential information. They should also be
used if you want to reduce the risk of viruses or other
126
Settings and General
>
management.
malicious software, and to check the authenticity of
software when you download and install software to your
device.
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
>
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 Ctrl. panel
>
Security Certificate
>
Options Certificate details.
>
Settings and General
>
management.
>