Nokia 3555 Nokia 3555 User Guide in English - Page 68

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 restriction 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. 96. Security module settings - to view Security module details, select Module PIN request, or change the module PIN and signing PIN. See also "Access codes," p. 28. ■ Digital rights management Content owners may use different types of digital rights management (DRM) technologies to protect their intellectual property, including copyrights. This phone uses various types of DRM software to access DRM-protected content. With this phone you can access content protected with OMA DRM 1.0 and 2.0. If certain DRM software fails to protect the content, content owners may ask that such DRM software's ability to access new DRM-protected content be revoked. Revocation may also prevent renewal of such DRM-protected content already in your phone. Revocation of such DRM software does not affect the use of content protected with other types of DRM or the use of non-DRM-protected content. 67