Mounir IDRASSI schreef: > Hi, > Your patch is wrong: the flags CRYPT_NEWKEYSET and CRYPT_VERIFYCONTEXT > can't be mixed and if they are set together like in your patch > AcquireContext should return NTE_BAD_FLAGS. You can check that using the > MS implementation under windows. It's also clearly stated in MSDN that > CRYPT_VERIFYCONTEXT is reserved for non persistent operations which is > not the case when you create a new container. > After witing a simple test I can confirm that, I filed a bug report against msn messenger, wonder what will happen with that.