Man page - dropbearkey(1)

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Manual

dropbearkey

NAME
SYNOPSIS
DESCRIPTION
OPTIONS
NOTES
EXAMPLE
AUTHOR
SEE ALSO

NAME

dropbearkey - create private keys for the use with dropbear(8) or dbclient(1)

SYNOPSIS

dropbearkey -t type -f file [-s bits ] [-y]

DESCRIPTION

dropbearkey generates a RSA , DSS , ECDSA , or Ed25519 format SSH private key, and saves it to a file for the use with the Dropbear client or server. Note that some SSH implementations use the term "DSA" rather than "DSS", they mean the same thing.

OPTIONS

-t type

Type of key to generate. Must be one of rsa ecdsa ed25519 or dss .

-f file

Write the secret key to the file file . For client authentication ˜/.ssh/id_dropbear is loaded by default

-s bits

Set the key size to bits bits, should be multiple of 8 (optional).

-y

Just print the publickey and fingerprint for the private key in file .

NOTES

The program dropbearconvert(1) can be used to convert between Dropbear and OpenSSH key formats.

Dropbear does not support encrypted keys.

EXAMPLE

generate a host-key:
# dropbearkey -t rsa -f /etc/dropbear/dropbear_rsa_host_key

extract a public key suitable for authorized_keys from private key:
# dropbearkey -y -f id_rsa | grep "ˆssh-rsa " >> authorized_keys

AUTHOR

Matt Johnston (matt@ucc.asn.au).
Gerrit Pape (pape@smarden.org) wrote this manual page.