[MSDN Library June 1998] CALG_SCHANNEL_MASTER_HASH (Diffie-Hellman) (53.6420938415619%)
MSDN Library Visual Studio 6.0 > Platform SDK > Windows Base Services > Cryptographic Service Providers > Diffie-Hellman/Schannel CSP Reference > Diffie-Hellman/Schannel CSP Reference > CPCreateHash Diffie-Hellman/Schannel Extensions