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Annotation of researchv10dc/man/man5/passwd.5, revision 1.1

1.1     ! root        1: .TH PASSWD 5
        !             2: .CT 1 sa_nonmortals secur
        !             3: .SH NAME
        !             4: passwd, group \- password and group files
        !             5: .SH DESCRIPTION
        !             6: The file
        !             7: .F /etc/passwd
        !             8: has one line for each user with the
        !             9: following information:
        !            10: .IP
        !            11: .nf
        !            12: name (login name, contains no upper case)
        !            13: encrypted password
        !            14: numerical user ID
        !            15: numerical group ID
        !            16: comp center account number, box number, optional user-id
        !            17: initial working directory
        !            18: program to use as shell
        !            19: .fi
        !            20: .PP
        !            21: Fields 
        !            22: are separated by colons.
        !            23: The comp center field is used only when communicating with certain
        !            24: systems, and in other installations can contain
        !            25: any desired information.
        !            26: If the password field is null, no password is demanded;
        !            27: if the shell field is null,
        !            28: .F /bin/sh
        !            29: is used.
        !            30: .PP
        !            31: The file
        !            32: .F /etc/group
        !            33: defines the membership of users in permission groups.
        !            34: It contains one line for each group with the following
        !            35: colon-separated fields:
        !            36: .IP
        !            37: .nf
        !            38: group name
        !            39: encrypted password
        !            40: numerical group ID
        !            41: comma-separated list of all users allowed in the group
        !            42: .fi
        !            43: .PP
        !            44: Each group is separated from the next by a new-line.
        !            45: If the password field is null,
        !            46: .IR newgrp (1)
        !            47: will not demand a password.
        !            48: .PP
        !            49: Because the passwords are encrypted,
        !            50: these files can and do have general read
        !            51: permission and can be used, for example,
        !            52: to map numerical ids to names.
        !            53: .SH FILES
        !            54: .F /etc/passwd
        !            55: .F /etc/group
        !            56: .SH "SEE ALSO"
        !            57: .IR newgrp (1),
        !            58: .IR getpwent (3), 
        !            59: .IR login (8), 
        !            60: .IR crypt (3), 
        !            61: .IR passwd (1)
        !            62: .SH BUGS
        !            63: .IR Passwd (1)
        !            64: won't change passwords in the group file.

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