docs: public static String getTrustManagerFactoryAlgorithm() {
          if (trustManagerFactoryAlgorithm == null) {
              trustManagerFactoryAlgorithm = AccessController.doPrivileged(new PrivilegedAction<String>() {
                  @Override
                  public String run() {
                      return Security.getProperty("ssl.TrustManagerFactory.algorithm");
                  }
              });
          }
  
          return trustManagerFactoryAlgorithm;
      }