[vset    encoding otp_words]
[include encoding/header.inc]

[para]

This encoding transforms every block of four bytes (64 bit) into six
english words, as defined in

RFC 2289 ([uri http://www.rfc-editor.org/rfc/rfc2289.txt]).

This encoding is the sole one which is [emph {not able}] to handle an
incomplete block at the end of the input.

[include encoding/middle.inc]

[keywords {rfc 2289} md5_otp]
[see_also trf-intro md5_otp]
[include encoding/footer.inc]
