Nokia 8800

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Copyright
 © 2005 Nokia. All rights reserved.
PIN codes
The PIN (personal identification number) code and the UPIN (universal personal 
identification number) code (4 to 8 digits) help to protect your SIM card against 
unauthorized use. See 
.
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 
, page
The signing PIN is required for the digital signature. See 
, 
page
PUK codes
The PUK (personal unblocking key) code and the UPUK (universal personal 
unblocking key) code (8 digits) is required to change a blocked PIN code and UPIN 
code, respectively. The PUK2 code (8 digits) is required to change a blocked PIN2 
code. 
Barring password
The barring password (4 digits) is required when using the 
Call barring service
. 
See 
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