Nokia N-GAGE User Guide - Page 133
Security settings, Phone and SIM, Certificate management, Confirm SIM services
UPC - 758478517055
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Turning control - Select Silencing calls and Snoozing alarms to mute calls and snooze alarms by turning your device so that the display faces down. Security settings Phone and SIM Select Menu > Tools > Settings and General > Security > Phone and SIM card and from the following: PIN code request - When active, the code is requested each time the device is switched on. Deactivating the PIN code request may not be allowed by some SIM cards. PIN code, PIN2 code, and Lock code - You can change the PIN code, PIN2 code, and lock code. These codes can only include the numbers from 0 to 9. If you forget the PIN or the PIN2 code, contact your service provider. If you forget the lock code, contact a Nokia Care point or your service provider. Avoid using access codes similar to the emergency numbers to prevent accidental dialling of the emergency number. Keypad autolock period - Select whether the keypad is locked when your device has been idle for a certain period of time. Phone autolock period - To avoid unauthorised 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. Tip: To lock the device manually, press the power key. A list of commands opens. Select Lock phone. Lock if SIM card changed - You can 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 recognised as the owner's cards. Closed user group - You can specify a group of people to whom you can call and who can call you (network service). Confirm SIM services - You can set the device to display confirmation messages when you are using a SIM card service (network service). Certificate management Select Menu > Tools > Settings and General > Security > Certificate management. Digital certificates do not guarantee safety; they are used to verify the origin of software. In the certificate management main view, you can see a list of authority certificates that are stored in your device. Scroll right to see a list of personal certificates, if available. 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. Important: Even if the use of certificates makes the risks involved in remote connections and software installation considerably smaller, they must be used correctly in order to benefit from increased security. The existence of a 133 Settings