Dim strSalt
 Dim intIndex, intRand

 If Not IsNumeric(intLen) Then
  getSalt = "00000000"
  exit function
 ElseIf CInt(intLen) <> CDbl(intLen) Or CInt(intLen) < 1 Then
  getSalt = "00000000"
  exit function
 End If

 Randomize

 For intIndex = 1 to CInt(intLen)
  intRand = CInt(Rnd * 1000) Mod 16
  strSalt = strSalt & getDecHex(intRand)
 Next
 
 getSalt = strSalt

End Function

Function HashEncode(strSecret)
' Function takes an ASCII string less than 2^61 characters long and
' one way hash encrypts it using 160 bit encryption into a 40 digit hex value.
' The encoded hex value cannot be decoded to the original string value.
'
' This is the only function that you need to call for encryption.
'
' Written By: Mark G. Jager
' Written Date: 8/10/2000
'
' Free to distribute as long as code is not modified, and header is kept intact
'
' The author makes no warranties as to the validity, and/or authenticity of this code.
' You may use any code found herein at your own risk.
' This code was written to follow as closely as possible the standards found in
' Federal Information Processing Standards Publication (FIPS PUB 180-1)
' http://csrc.nist.gov/fips/fip180-1.txt - http://csrc.nist.gov/fips/fip180-1.txt -- Secure Hash Standard SHA-1
'
' This code is for private use only, and the security and/or encryption of the resulting
' hexadecimal value is not warrented or gaurenteed in any way.
'
    Dim strEncode, strH(4)
    Dim intPos
   
   
    If len(strSecret) = 0 or len(strSecret) >= 2^61 then
  HashEncode = "0000000000000000000000000000000000000000"
  exit function
    end if
   
   
    'Initial Hex words are used for encoding Digest. 
    'These can be any valid 8-digit hex value (0 to F)
    strH(0) = "FB0C14C2"
    strH(1) = "9F00AB2E"
    strH(2) = "991FFA67"
    strH(3) = "76FA2C3F"
    strH(4) = "ADE426FA"
   
    For intPos = 1 to len(strSecret) step 56
  
  strEncode = Mid(strSecret, intPos, 56) 'get 56 character chunks
  strEncode = WordToBinary(strEncode) 'convert to binary
  strEncode = PadBinary(strEncode) 'make it 512 bites
  strEncode = BlockToHex(strEncode) 'convert to hex value
  
  'Encode the hex value using the previous runs digest
  'If it is the first run then use the initial values above
  strEncode = DigestHex(strEncode, strH(0), strH(1), strH(2), strH(3), strH(4))

  'Combine the old digest with the new digest
  strH(0) = HexAdd(left(strEncode, 8), strH(0))
  strH(1) = HexAdd(mid(strEncode, 9, 8), strH(1))
  strH(2) = HexAdd(mid(strEncode, 17, 8), strH(2))
  strH(3) = HexAdd(mid(strEncode, 25, 8), strH(3))
  strH(4) = HexAdd(right(strEncode, 8), strH(4))
  
    Next
   
    'This is the final Hex Digest
    HashEncode = strH(0) & strH(1) & strH(2) & strH(3) & strH(4)
   
End Function

Function HexToBinary(btHex)

' Function Converts a single hex value into it's binary equivalent
'
' Written By: Mark Jager
' Written Date: 8/10/2000
'
' Free to distribute as long as code is not modified, and header is kept intact
'

    Select Case btHex
    Case "0"
        HexToBinary = "0000"
    Case "1"
        HexToBinary = "0001"
    Case "2"
        HexToBinary = "0010"
    Case "3"
        HexToBinary = "0011"
    Case "4"
        HexToBinary = "0100"
    Case "5"
        HexToBinary = "0101"
    Case "6"
        HexToBinary = "0110"
    Case "7"
        HexToBinary = "0111"
    Case "8"
        HexToBinary = "1000"
    Case "9"
        HexToBinary = "1001"
    Case "A"
        HexToBinary = "1010"
    Case "B"
        HexToBinary = "1011"
    Case "C"
        HexToBinary = "1100"
    Case "D"
        HexToBinary = "1101"
    Case "E"
        HexToBinary = "1110"
    Case "F"
        HexToBinary = "1111"
    Case Else
        HexToBinary = "2222"
    End Select
End Function

Function BinaryToHex(strBinary)

' Function Converts a 4 bit binary value into it's hex equivalent
'
' Written By: Mark Jager
' Written Date: 8/10/2000
'
' Free to distribute as long as code is not modified, and header is kept intact
'


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Paul A Morgan

http://www.pmorganphoto.com/" rel="nofollow - http://www.pmorganphoto.com/