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himitsu-ssh - format of SSH keys used by himitsu-ssh(7)

NAME  DESCRIPTION  KEY FORMAT  ssh-ed25519  ssh-rsa  ecdsa-sha2-nistp256, ecdsa-sha2-nistp384, ecdsa-sha2-nistp521  SEE ALSO 

NAME

himitsu-ssh - format of SSH keys used by himitsu-ssh(7)

DESCRIPTION

This man page details the format of SSH keys stored in the Himitsu key store by himitsu-ssh. For details on using himitsu-ssh, consult himitsu-ssh(7) instead.

KEY FORMAT

The Himitsu keys used by himitsu-ssh use proto=ssh and define other fields which may vary depending on the type of key in use. The keys common to each key type are:

The "type" defines the other parameters which are present. Key materials are stored directly in their "raw" form, rather than wrapped in the SSH standard key format.

ssh-ed25519

ssh-ed25519 keys add the following fields:

ssh-rsa

RSA integers are stored as a sequence of multi precision unsigned integers. Such an integer starts with the length as an big-endian 32bit word. Followed by the denoted number of bytes, also in big-endian. The highest value bit of the first byte has to be 0, thus the integer may be left-padded with a single zero value.

ecdsa-sha2-nistp256, ecdsa-sha2-nistp384, ecdsa-sha2-nistp521

SEE ALSO

himitsu-ssh(7)


Updated 2026-06-01 - jenkler.se | uex.se