How do you test a public/private DSA keypair?

Question

Is there an easy way to verify that a given private key matches a given public key? I have a few *.puband a few *.key files, and I need to check w

Answer 1

If you are in Windows and want use a GUI, with puttygen you can import your private key into it:

Once imported, you can save its public key and compare it to yours.