
ssh-keyscan | 437
Linux
Commands
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Options
-b bits
Specify the number of bits in the key. The minimum is 512,
and the default is 1024.
-B Show the bubblebabble digest (a digest represented as a string
that looks like real words) for the private or public keyfile
specified with -f.
-c Change the comment in the private and public keyfiles (for
RSA1 keys only).
-C comment
Specify the new comment.
-D reader
Download the RSA public key from the smartcard in reader.
-e Read an OpenSSH private or public keyfile and write it in
SECSH Public Key File Format to standard output for
exporting to a commercial SSH.
-f file
Specify the filename of the keyfile.
-i Read an SSH2-compatible unencrypted private or public
keyfile and write an OpenSSH-compatible key to standard
output. Used to import keys from a commercial SSH.
-l Show fingerprint of public or private RSA1 keyfile specified
with -f.
-N passphrase
Specify the new passphrase.
-p Change the passphrase for a private keyfile. Prompt for the
file, the old passphrase, and twice for the new passphrase.
-P passphrase
Specify the old passphrase.
-q Operate in quiet mode.
-t type
Specify the type of key to create. Possible values of type are
rsa1 for SSH1, and rsa or dsa for SSH2.
-U reader
Upload an existing RSA private key to the smartcard in reader.
-y Read a private