14Copyright © 2006 Nokia. All rights reserved.■ Access codesSecurity codeThe security code (5 to 10 digits) helps to protect your phone againstunauthorized use. The preset code is 12345. To change the code, and to set thephone to request the code, see “Security,” p. 78.PIN codesThe personal identification number (PIN) code and the universal personalidentification number (UPIN) code (4 to 8 digits) help to protect your SIM cardagainst unauthorized use. See “Security,” p. 78.The PIN2 code (4 to 8 digits) may be supplied with the SIM card and is required forsome functions.The module PIN is required to access the information in the security module. See“Security module,” p. 115.The signing PIN is required for the digital signature. See “Digital signature,”p. 117.PUK codesThe personal unblocking key (PUK) code and the universal personal unblocking key(UPUK) 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. If
