How to convert putty ppk to pem on macOS
Assuming that you use brew on your macOS, converting a ppk file to pem file is relatively easy. Install putty on your mac ➜ brew install putty Generate the key ➜ puttygen existing_key.ppk -O private-openssh -o new_key.pem Here are the options used in above command: -O private-openssh : save the output as a SSH-2 private key -o new_key.pem : save the output to new_key.pem Full credit go to this blog post [1], where I had learned to convert a PPK to PEM file....