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The PIN2 code (4 to 8 digits) may be supplied with the SIM card and is
required for some functions.
The module PIN is required to access the information in the security
module. See “Security module”, p. 73.
The signing PIN is required for the digital signature. See “Digital
signature”, p. 75.
PUK codes
The personal unblocking key (PUK) code and the universal personal
unblocking key (UPUK) code (8 digits) are required to change a blocked
PIN code and UPIN code, respectively. The PUK2 code (8 digits) is required
to change a blocked PIN2 code. If the codes are not supplied with the SIM
card, contact your local service provider for the codes.
Barring password
The barring password (4 digits) is required when using the Call barring
service. See “Security”, p. 53.
■ Configuration settings service
To use some of the network services, such as mobile Internet services and
MMS, your phone needs the correct configuration settings. You may be
able to receive the settings directly as a configuration message. After
receiving the settings you need to save them on your phone. The service
provider may provide a PIN that is needed to save the settings. For more
information on availability, contact your network operator, service
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