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PIN and PIN2 codes (4 to 8 digits), module PIN, and signing PIN
• The PIN (Personal Identification Number) code, supplied with your SIM card,
helps to protect your SIM card against unauthorised use. See Security settings
on page 99.
• The PIN2 code may be supplied with the SIM card and is required to access
some functions, such as call counters.
• The module PIN is required to access the information in the security module of
your SIM card. See Security module on page 136.
• The signing PIN is required for the digital signature. See Digital signature on
page 138.
PUK and PUK2 codes (8 digits)
The PUK (Personal Unblocking Key) code is required to change a blocked PIN code.
The PUK2 code is required to change a blocked PIN2 code.
Barring password (4 digits)
The barring password is required when using the Call barring service. See Security
settings on page 99.
Wallet code (4 to 10 digits)
The wallet code is required to access the wallet services. For further information,
see Wallet on page 118.
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