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you if the lock code is not properly formatted. Keep the new code secret and
separate from your device.
Phone autolock period — To avoid unauthorized 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 autolock, select
None.
Lock if SIM card changed — Set the device to ask for the lock code when
an unknown SIM card is inserted into your device. The device maintains a list
of SIM cards that are recognized as the owner’s cards.
Remote phone locking — Enable or disable remote lock.
Closed user group — Specify a group of people to whom you can call and
who can call you (network service).
Confirm SIM services — Set the device to display confirmation messages
when you are using a SIM card service (network service).
Certificate management
Select Menu > Settings and Phone > Phone mgmt. > Security >
Certificate 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 — View and edit authority certificates.
Trusted site certificates — View and edit trusted site certificates.
Personal certificates — View and edit personal certificates.
Settings 203
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