cheat/cheatsheets/ssh-keygen
2013-09-21 13:15:09 -04:00

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# To generate an SSH key:
ssh-keygen -t rsa
# To generate a 4096-bit SSH key:
ssh-keygen -t rsa -b 4096
# To update a passphrase on a key
ssh-keygen -p -P old_passphrase -N new_passphrase -f /path/to/keyfile
# To remove a passphrase on a key
ssh-keygen -p -P old_passphrase -N '' -f /path/to/keyfile
# To generate a 4096 bit RSA key with a passphase and comment containing the user and hostname
ssh-keygen -t rsa -b 4096 -C "$USER@$HOSTNAME" -P passphrase