On a Linux or UNIX system, you can use the openssl command to extract the certificate from a key pair that you downloaded from the OAuth Configuration page.
To extract the certificate, use these commands, where cer is the file name that you want to use:
See Also
How to convert a certificate into the appropriate formatConvert Files to PEM FormatGenerate OpenSSL RSA Key Pair from the Command LineBreaking RSA Encryption - an Update on the State-of-the-Art - QuintessenceLabsopenssl pkcs12 -in store.p12 -out cer.pemThis extracts the certificate in a
.pemformat.openssl x509 -outform der -in cer.pem -out cer.derThis formats the certificate in a
.derformat.
You can then associate cer.der with a client.
You can also extract the private key by using the command:
openssl pkcs12 -in store.p12 -out pKey.pem -nodes -nocerts
For more information, see the OpenSSL documentation.
