W e bCopyright © 2005 Nokia. All rights reserved. 81the message, select Options >Details or Delete.Service inbox settingsSelect Menu > Web > Settings >Service inbox settings.To set whether you want to receiveservice messages, select Servicemessages > On or Off.To set the phone to receive servicemessages only from contentauthors approved by the serviceprovider, select Message filter >On. To view the list of theapproved content authors, selectTrusted channels.To set the phone to automaticallyactivate the browser from thestandby mode when the phone hasreceived a service message, selectAutomatic connection > On. Ifyou select Off, the phone activatesthe browser only after you selectRetrieve when the phone hasreceived a service message.■ Cache memoryA cache is a memory location thatis used to store data temporarily. Ifyou have tried to access or haveaccessed confidential informationrequiring passwords, empty thecache after each use. Theinformation or services you haveaccessed is stored in the cache.To empty the cache whilebrowsing, select Options > Otheroptions > Clear the cache; in thestandby mode, select Menu >Web > Clear the cache.■ Browser securitySecurity features may be requiredfor some services, such as onlinebanking or shopping. For suchconnections you need securitycertificates and possibly a securitymodule, which may be availableon your SIM card. For moreinformation, contact your serviceprovider.Security moduleThe security module improvessecurity services for applicationsrequiring a browser connection,and allows you to use a digitalsignature. The security modulemay contain certificates as well asprivate and public keys. Thecertificates are saved in thesecurity module by the serviceprovider.To view or change the securitymodule settings, select Menu >Settings > Security > Securitymodule settings.