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To find the finger print of the publickey

hegars@hegars:~$ ssh-keygen -lf ~/.ssh/id_rsa.pub
2048 SHA256:TE………………………………………………………9I6k hegars@hegars.com (RSA)

Or in MD5
hegars@hegars:~$ ssh-keygen -E md5 -lf ~/.ssh/id_rsa.pub
2048 MD5:7e:a1:……………………………………………………..:2d:72 hegars@hegars.com (RSA)

Get finger print from ssh-agent
Start ssh-agent
hegars@hegars:~$ eval “$(ssh-agent -s)”

add the key
hegars@hegars:~$ ssh-add /home/hegars/.ssh/id_rsa

hegars@hegars:~$ ssh-add -l
2048 SHA256:TE……………………………………………….9I6k /home/hegars/.ssh/id_rsa (RSA)

and in MD5
hegars@hegars:~$ ssh-add -l -E md5
2048 MD5:7e:a1………………………………………………:2d:72 /home/hegars/.ssh/id_rsa (RSA)