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Select Menu > Settings > Security and from the following options:
PIN code request or UPIN code request — to set the phone to ask for your PIN or
UPIN code every time the phone is switched on. Some SIM cards do not allow the
code request to be turned off.
PIN2 code request — to select whether the PIN2 code is required when using a
specific phone feature which is protected by the PIN2 code. Some SIM cards do
not allow the code request to be turned off.
Call barring service — to restrict incoming calls to and outgoing calls from your
phone (network service). A barring password is required.
Fixed dialling — to restrict your outgoing calls to selected phone numbers if this
function is supported by your SIM card. When the fixed dialing is on, GPRS
connections are not possible except while sending text messages over a GPRS
connection. In this case, the recipient’s phone number and the message center
number must be included in the fixed dialing list.
Closed user group — to specify a group of people whom you can call and who can
call you (network service)
Security level > Phone — to set the phone to ask for the security code whenever a
new SIM card is inserted into the phone. If you select Memory, the phone asks for
the security code when the SIM card memory is selected, and you want to change
the memory in use.
Access codes — to change the security code, PIN code, UPIN code, PIN2 code, or
barring password
Code in use — to select whether the PIN code or UPIN code should be active
Authority certificates or User certificates — to view the list of the authority or user
certificates downloaded into your phone. See “Certificates,” p. 71.
Security module sett. — to view Secur. module details, activate Module PIN
request, or change the module PIN and signing PIN. See also “Access codes,” p. 9.
■ Digital rights management
Digital rights management (DRM) is copyright protection, designed to prevent
modification and to limit distribution of protected files. When you download
protected files, such as sound, video, themes, or ringing tones to your phone, the
files are free, but locked. You pay for the key to activate the file, and the activation
key is automatically sent to your phone when you download the file.