OpenSSL: How to check if a certificate matches a private key
openssl x509 -noout -modulus -in example.crt | openssl md5 openssl rsa -noout -modulus -in example.key | openssl md5
Should be equal.
openssl x509 -noout -modulus -in example.crt | openssl md5 openssl rsa -noout -modulus -in example.key | openssl md5
Should be equal.