Samsung Galaxy S6 edge Instruction Manual page 402

Security codes used on the terminal
Some functions provided for convenient use of
the terminal require the security code to use
them. Besides a password for screen lock of the
terminal, a network security code necessary for
the network services etc. are available. Make
use of the terminal using an appropriate security
code according to the purpose.
• Entered PIN/password for screen lock, network
security code, PIN code and PUK code are
shown as " ● ".
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