Nokia 6131 NFC

Page 67
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67
■ Security
When security features that restrict calls are in use (such as call barring, closed 
user group, and fixed dialling) calls still may be possible to the official emergency 
number programmed into your device.
Select 
Menu
> 
Settings
> 
Security
 and from the following options:
PIN code request
 and 
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
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. 97.
Security module settings
 — to view 
Security module details
, to activate 
Module PIN request
, or change the module PIN and signing PIN. See also 
Secure element
 —  to allow the access of an external NFC reader to the 
secure element without confirmation, with confirmation or with 
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