private static String getDhAlgoStr(String skAlgo) {
    int colIdx = skAlgo.indexOf(':');
    String algoStr;
    if (colIdx >= 0) {
      algoStr = skAlgo.substring(0, colIdx);
    } else {
      algoStr = skAlgo;
    }
    return algoStr;
  }
Initialize the Diffie-Hellman keys. This method is not thread safe
geode-core/src/main/java/org/apache/geode/internal/cache/tier/sockets/EncryptorImpl.java