AtlasProperties.readProperties(atlasDir, props);
// Create a server key, if one does not exist
String serverKey = props.getProperty("server.key",null);
if( null == serverKey ){
SecureRandom rng = (new RngFactory()).createRng();
byte[] key = new byte[16];
rng.nextBytes(key);
serverKey = Base64.encodeBase64String(key);
props.setProperty("server.key", serverKey);