Langue: en

Version: NOVEMBER 2004 (debian - 07/07/09)

Section: 1 (Commandes utilisateur)


lsh-writekey - Keypair split/store handler.


lsh-writekey [OPTION...]


CAUTION! The information in this manpage may be invalid or outdated. For authorative information on lsh, please see it's Texinfo manual (see the SEE ALSO section).

Splits a keypair in one private and one public file, optionally encrypting the private file using a passphrase.

Common usage is to pipe the output from lsh-keygen into this program.


-c, --crypto=Algorithm
Encryption algorithm for the private key file.
-i, --iteration-count=PKCS#5 iteration count
Default is 1500
-l, --label=Text
Unencrypted label for the key.
-o, --output-file=Filename Default is ~/.lsh/identity
-p, --passphrase=Password
Use the server's seed-file, and change the default output file to /etc/lsh_host_key'.
Print huge amounts of debug information
--log-file=File name
Append messages to this file.
-q, --quiet
Suppress all warnings and diagnostic messages
Detailed trace
-v, --verbose
Verbose diagnostic messages
-?, --help
Give this help list
Give a short usage message
-V, --version
Print program version

Mandatory or optional arguments to long options are also mandatory or optional for any corresponding short options.


See the --verbose , --trace and --debug options.


Report bugs to <>.


The lsh suite of programs is distributed under the GNU General Public License; see the COPYING and AUTHORS files in the source distribution for details.


The lsh program suite is written mainly by Niels Möller <>.

This man-page was written for lsh 2.0 by Pontus Freyhult <>, it is based on a template written by J.H.M. Dassen (Ray) <>.


DSA(5), lsh(1), lsh-authorize(1), lsh-decode-key(1), lsh-export-key(1), lsh-keygen(1), lsh-make-seed(1), lsh-upgrade(1), lsh-upgrade-key(1), lshd(8), secsh(5), SHA(5), SPKI(5), ssh-conv(1)

The full documentation for lsh is maintained as a Texinfo manual. If the info and lsh programs are properly installed at your site, the command

info lsh

should give you access to the complete manual.