http://www.dataet.com/public/source/vsacmv20/

[Ulf Möller]

>Also, some may be interested to look at this particular encryption
>method (I added some indentation and comments for readability). I believe
>that it is not particularly strong.

>      Block[I1] := Block[I1] xor Random(256);
>      Block[I1] := EncTable[Block[I1]];

What is Random()? How is it seeded?

>>  The first
>> cypherpunk who develops a VSA2048 decryption utility, decrypts the file, and
>> sends decrypted message and the correct key to info at dataet.com and
>> cypherpunks at toad.com will receive a free basic Web site package. (Package
>> details are located at http://www.dataet.com). (Igor, this is it!)

The test file is only 836 bytes long.  Could you please post a file
consisting of, say, 50.000 space characters encrypted with the same
key?