Crypto is a very easy to use ActiveX dll for encripting and decripting data. It can be used from almost any programing language. It Has support For RC2, RC4, DES, Triple DES and Triple DES 112.

Click here to download the complete source code, the compiled DLL and the demo's.

If you want to use it on your IIS webserver, the put the DLL on that machine and register it (using regsvr32.exe) and you are ready to use encription in your asp web pages. A demo is included.

Using the library is very easy. Below you can see a VB Script that doe everything from encripting to decrypting. Just play around with the script and see how easy it can be used.

RC2 = 1
RC4 = 2
DES = 3
[Triple DES] = 4
[Triple DES 112] = 5
set Crypto = CreateObject("EVICT_Crypto.Crypto")
Crypto.EncryptionAlgorithm = Des
Crypto.Password = "SuperSecretCode"
EncryptThis = "This is a test"
MsgBox "We start with : " & EncryptThis
Encripted = Crypto.EncryptData(EncryptThis) & ""
MsgBox "Encripted to : " & Encripted
HEX = Crypto.ConvertBinary2Hex(Encripted)
MsgBox "As Hexidecimal : " & HEX
MsgBox "Back to Ascii : " & Crypto.ConvertHex2Ascii(HEX)
MsgBox "And decrypted to : " & Crypto.DecryptData(Encripted)