Current File : //proc/self/root/usr/lib64/python2.7/site-packages/Crypto/Random/OSRNG/nt.pyc
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WindowsRNGi����N( t BaseRNGc B s2 e Z d Z d � Z d � Z d � Z d � Z RS( s <CryptGenRandom>c C s t j � | _ t j | � d S( N( t winrandomt newt _WindowsRNG__winrandR t __init__( t self( ( s< /usr/lib64/python2.7/site-packages/Crypto/Random/OSRNG/nt.pyR # s c C sS | j r t d � � n | j j d � } t | � d k sB t � t j | � d S( s* Work around weakness in Windows RNG.
The CryptGenRandom mechanism in some versions of Windows allows an
attacker to learn 128 KiB of past and future output. As a workaround,
this function reads 128 KiB of 'random' data from Windows and discards
it.
For more information about the weaknesses in CryptGenRandom, see
_Cryptanalysis of the Random Number Generator of the Windows Operating
System_, by Leo Dorrendorf and Zvi Gutterman and Benny Pinkas
http://eprint.iacr.org/2007/419
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