Calculate RSA key fingerprint

Question

I need to do the SSH key audit for GitHub, but I am not sure how do find my RSA key fingerprint. I originally followed a guide to generate an SSH key on Linux.

What

Answer 1

Reproducing content from AWS forums here, because I found it useful to my use case - I wanted to check which of my keys matched ones I had imported into AWS

openssl pkey -in ~/.ssh/ec2/primary.pem -pubout -outform DER | openssl md5 -c

Where: - primary.pem is the private key to check