Security Settings; Certificate Management - Nokia N97 User Manual

Make sure that the device battery has enough power,
or connect the charger before starting the update.

Security settings

Phone and SIM
Select Menu Settings
>
mgmt. Security settings
>
Select from the following:
PIN code request
●
requested each time the device is switched on.
Deactivating the PIN code request may not be
allowed by some SIM cards.
PIN code, PIN2
●
change the PIN code, PIN2 code, and lock code.
These codes can only include numbers from 0 to 9.
Avoid using access codes similar to the emergency
numbers to prevent accidental dialing of the
emergency number. If you forget the PIN or PIN2
code, contact your service provider. If you forget the
lock code, contact a Nokia Care point or your service
provider.
Phone autolock period
●
use, you can set a time-out after which the device
automatically locks. A locked device cannot be used
until the correct lock code is entered. To turn off the
autolock period, select None.
Lock if SIM card changed
●
140
to ask for the lock code when an unknown SIM card
and Phone Phone
>
Phone and SIM
>
— When active, the code is
code, and Lock code — You can
— To avoid unauthorized
— You can set the device
is inserted into your device. The device maintains a
list of SIM cards that are recognized as the owner's
cards.
Remote phone locking
●
remote lock.
Closed user group
●
people to whom you can call and who can call you
card.
(network service).
Confirm SIM services
●
display confirmation messages when you are using
a SIM card service (network service).

Certificate management

Select Menu
>
mgmt. Security settings
>
management.
Digital certificates should be used if you want to
connect to an online bank or another site or remote
server for actions that involve transferring confidential
information. They should also be used if you want to
reduce the risk of viruses or other malicious software
and be sure of the authenticity of software when
downloading and installing software.
Select from the following:
Authority certificates
●
certificates.
Trusted site certificates
●
site certificates.
— Enable or disable
— You can specify a group of
— You can set the device to
Settings and Phone
>
Certificate
>
— View and edit authority
— View and edit trusted
Phone