Nokia N97 Nokia N97 User Guide in English and Spanish - Page 140
Security settings, Phone and SIM, Certificate management
UPC - 758478016480
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Settings 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 and Phone > Phone mgmt. > Security settings > Phone and SIM card. Select 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 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 - 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 the autolock period, select None. ● Lock if SIM card changed - You can set the device 140 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 - 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 > Settings and Phone > Phone mgmt. > Security settings > 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.