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version 1.11, 1998/08/17 17:41:50

version 1.12, 1998/09/27 16:57:53

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<sequence#>[/] key

.Sh DESCRIPTION

.Nm S/key

is a procedure for using one time passwords to authenticate access to

is a procedure for using one-time passwords to authenticate access to

computer systems. It uses 64 bits of information transformed by the

MD4, MD5, or SHA1 algorithms. The user supplies the 64 bits in the form

of 6 English words that are generated by a secure computer. This

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.It Fl n Ar count

Prints out

.Ar count

one time passwords. The default is to print one.

one-time passwords. The default is to print one.

.It Fl p Ar password

Uses

.Ar password

as the secret password. Use of this option is discouraged as

your secret password could be visible in a process listing.

.It Fl x

causes output to be in hexidecimal instead of ASCII.

Causes output to be in hexadecimal instead of ASCII.

.It Fl md4

Selects MD4 as the hash algorithm.

.It Fl md5

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.sp 0

.Sh SEE ALSO

.Xr skeyinit 1 ,

.Xr skeyinfo 1 ,

.Xr login 1 ,

.Xr skeyinit 1 ,

.Xr login 1

.Pp

.Em RFC1938

.Sh TRADEMARKS AND PATENTS

S/Key is a Trademark of Bellcore.