Nokia 3555 - Manual (Page 68)

67
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.