rest-assured/src/main/java/io/restassured/config/SSLConfig.java
public SSLConfig keystoreType(String keystoreType) {
        return new SSLConfig(pathToKeyStore, pathToTrustStore, keyStorePassword, trustStorePassword, keystoreType, trustStoreType, port, keyStore, trustStore, x509HostnameVerifier, sslSocketFactory, true);
    }
public SSLConfig keystoreType(String keystoreType) {
        return new SSLConfig(pathToKeyStore, pathToTrustStore, keyStorePassword, trustStorePassword, keystoreType, trustStoreType, port, keyStore, trustStore, x509HostnameVerifier, sslSocketFactory, true);
    }
The certificate type, will use {@link java.security.KeyStore#getDefaultType()} by default.

@param keystoreType The keystore type.
@return A new SSLConfig instance