group(F)                      06 January 1993                       group(F)


 Name

    group - format of the group file

 Description

    group contains the following information for each group:

       Group name
       Encrypted group password (unused)
       Numerical group ID
       Comma-separated list of all users allowed in the group

    This is an ASCII file.  The fields are separated by colons; each group is
    separated from the next by a newline.

    The encrypted group password field is not used, and is set to null.

    This file resides in directory /etc.  It must have general read permis-
    sion and can be used, for example, to map numerical group IDs to names.

 Files

    /etc/group

 See also

    newgrp(C), passwd(C) and passwd(F).

 Standards conformance

    group is conformant with:

    X/Open Portability Guide, Issue 3, 1989;
    IEEE POSIX Std 1003.1-1990 System Application Program Interface (API) [C
    Language] (ISO/IEC 9945-1);
    and NIST FIPS 151-1.