base64 [OPTION]... [FILE]
Base64 encode or decode FILE, or standard input, to standard output.
when decoding, ignore non-alphabet characters
wrap encoded lines after COLS character (default 76). Use 0 to
disable line wrapping
--help display this help and exit
output version information and exit
With no FILE, or when FILE is -, read standard input.
The data are encoded as described for the base64 alphabet in RFC 3548.
When decoding, the input may contain newlines in addition to the bytes
of the formal base64 alphabet. Use --ignore-garbage to attempt to
recover from any other non-alphabet bytes in the encoded stream.
Written by Simon Josefsson.
Report base64 bugs to firstname.lastname@example.org
GNU coreutils home page: <http://www.gnu.org/software/coreutils/>
General help using GNU software: <http://www.gnu.org/gethelp/>
Report base64 translation bugs to <http://translationproject.org/team/>
Copyright (C) 2011 Free Software Foundation, Inc. License GPLv3+: GNU
GPL version 3 or later <http://gnu.org/licenses/gpl.html>.
This is free software: you are free to change and redistribute it.
There is NO WARRANTY, to the extent permitted by law.
The full documentation for base64 is maintained as a Texinfo manual.
If the info and base64 programs are properly installed at your site,
info coreutils 'base64 invocation'
should give you access to the complete manual.
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All Rights Reserved.