úÎmportablebetaThomas.DuBuisson@gmail.com%Handle for manual resource mangement Open a   Close the  Read random data from a  BInefficiently get a specific number of bytes of cryptographically : secure random data using the system-specific facilities. Use '/dev/urandom'2 on *nix and CryptAPI when on Windows. In short,  this entropy is considered cryptographically secure but not true  entropy.  entropy-0.2System.Entropy CryptHandle openHandle closeHandle hGetEntropy getEntropyCH