We now see an additional evidence that the recent versions of the Windows operating systems, including Windows 95, 98, 2000, and NT are seriously jeopardizing security.
The Microsoft CryptoAPI can in no way be labeled as trustworthy.
It is highly advisable that No Microsoft Product that uses one of these functions or libraries should be used for any sensitive purposes until such time as Microsoft corrects these problems universally.
(The third key has been included in Windows 2000 for testing in the
beta versions. However, before the original release, it is hard to say what
Microsoft will decide to do.)
Some security experts believe that w2k (Windows 2000) will have much more detrimental impact than y2k will have.
Further links for Reference