Java

Apple Keychain - Get Certificate by Common Name

See more Apple Keychain Examples

Retrieves the certificate from the Apple Keychain that matches the specified common name (CN).

Note: This example requires Chilkat v10.0.0 or greater.

Chilkat2 Java

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

public class ChilkatExample {

    public static void main(String[] args) {
        // On MacOS or iOS, this searches both the Default keychains and System keychains for the certificate
        // having the specified CN.
        Cert cert = new Cert();
        try {
            cert.loadByCommonName("Certum CA");
        } catch (ChilkatException e) {
            System.out.println(e.getLastErrorText());
            return;
        }

        System.out.println(cert.getSubjectDN());

        // Note: In the Apple Keychain, a certificate with its private key represents an identity because it combines the certificate and its private key.
        // When Chilkat loads a certificate from the Apple Keychain, it also gets the associated private key.
        // You can simply use the cert in other places in Chilkat where a cert w/ private key is required.
        Cert cert2 = new Cert();
        try {
            cert2.loadByCommonName("Chilkat Software, Inc.");
        } catch (ChilkatException e) {
            System.out.println(e.getLastErrorText());
            return;
        }

        System.out.println(cert2.getSubjectDN());
        boolean hasPrivKey = cert2.hasPrivateKey();
        System.out.println("Has private key: " + hasPrivKey);

        System.out.println("Success.");
    }
}