Java

Convert to DER encoded X.509 Certificate (.cer, .crt)

See more Certificates Examples

Loads a digital certificate from any format and saves to a binary DER encoded X.509 Certificate (.cer, .crt). Chilkat2 Java

import com.chilkatsoft.chilkat2.Cert;
import com.chilkatsoft.chilkat2.ChilkatException;

public class ChilkatExample {

    public static void main(String[] args) {
        Cert cert = new Cert();

        // LoadFromFile will load virtually any certificate format file.
        // It will auto-recognize the format and load appropiately.
        // In this case, load a PEM format certificate and convert to DER.
        try {
            cert.loadFromFile("/Users/chilkat/testData/pem/chilkat.pem");

            cert.exportCertDerFile("chilkat.der");
        } catch (ChilkatException e) {
            System.out.println(e.getLastErrorText());
            return;
        }

        System.out.println("Converted certificate from PEM to DER format.");
    }
}