Nokia N86 8MP User Manual
Also see for N86 8MP: User guideService manualUser guideUser guideUser guide
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Contents
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automatically locks. A locked device cannot be useduntil the correct lock code is entered. To turn off theautolock period, select None.Tip: To lock the device manually, press the powerkey. A list of commands opens. Select Lockphone.● Lock if SIM card changed — You can set the device toask for the lock code when an unknown SIM card isinserted into your device. The device maintains a listof SIM cards that are recognised as the owner’s cards.● Closed user group — You can specify a group ofpeople to whom you can call and who can call you(network service).● Confirm SIM services — You can set the device todisplay confirmation messages when you are using aSIM card service (network service).Certificate managementSelect Menu > Tools > Settings and General >Security > Certificate management.Digital certificates do not guarantee safety; they are usedto verify the origin of software.In the certificate management main view, you can see alist 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 connectto an online bank or another site or remote server foractions that involve transferring confidentialinformation. They should also be used if you want toreduce the risk of viruses or other malicious software andbe sure of the authenticity of software whendownloading and installing software.Important: Even if the use of certificates makesthe risks involved in remote connections and softwareinstallation considerably smaller, they must be usedcorrectly in order to benefit from increased security. Theexistence of a certificate does not offer any protection byitself; the certificate manager must contain correct,authentic, or trusted certificates for increased security tobe available. Certificates have a restricted lifetime. If"Expired certificate" or "Certificate not valid yet" is shown,even if the certificate should be valid, check that thecurrent date and time in your device are correct.View certificate details—check authenticityYou can only be sure of the correct identity of a serverwhen the signature and the validity period of a servercertificate have been checked.You are notified if the identity of the server is notauthentic or if you do not have the correct securitycertificate in your device.To check certificate details, scroll to a certificate, andselect Options > Certificate details. The validity of the© 2009 Nokia. All rights reserved. 153 |
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