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- .TH dropbearkey 1
- .SH NAME
- dropbearkey \- create private keys for the use with dropbear(8) or dbclient(1)
- .SH SYNOPSIS
- .B dropbearkey
- \-t
- .I type
- \-f
- .I file
- [\-s
- .IR bits ]
- [\-y]
- .SH DESCRIPTION
- .B dropbearkey
- generates a
- \fIRSA\fR, \fIDSS\fR, or \fIECDSA\fR
- 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.
- .SH OPTIONS
- .TP
- .B \-t \fItype
- Type of key to generate.
- Must be one of
- .I rsa
- .I ecdsa
- or
- .IR dss .
- .TP
- .B \-f \fIfile
- Write the secret key to the file
- \fIfile\fR. For client authentication ~/.ssh/id_dropbear is loaded by default
- .TP
- .B \-s \fIbits
- Set the key size to
- .I bits
- bits, should be multiple of 8 (optional).
- .TP
- .B \-y
- Just print the publickey and fingerprint for the private key in \fIfile\fR.
- .SH NOTES
- The program dropbearconvert(1) can be used to convert between Dropbear and OpenSSH key formats.
- .P
- Dropbear does not support encrypted keys.
- .SH 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 "^ssh-rsa " >> authorized_keys
- .SH AUTHOR
- Matt Johnston (matt@ucc.asn.au).
- .br
- Gerrit Pape (pape@smarden.org) wrote this manual page.
- .SH SEE ALSO
- dropbear(8), dbclient(1), dropbearconvert(1)
- .P
- https://matt.ucc.asn.au/dropbear/dropbear.html
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