private static KeyStore createTrustStore(List<X509Certificate> caCertificates) {
        return KeyStoreBuilder.withType(KeyStoreType.JKS)
                .withCertificateEntries("cert", caCertificates)
                .build();
    }
@return same {@link #build()} but includes the {@link SSLContext} instance's associated trust/key managers
security-utils/src/main/java/com/yahoo/security/SslContextBuilder.java