Show key fingerprints of public keys in .ssh/authorized_keys file

gistfile1.sh

#!/bin/bash

( while read L
  do echo $L > /tmp/pubkey
  printf "%-16s => " $(cut -f 3 -d ' ' /tmp/pubkey)
  ssh-keygen -l -f /tmp/pubkey
  done
  rm /tmp/pubkey
) < .ssh/authorized_keys

Thanks!