Hash File: SHA-1, HAVAL, MD2, MD5, SHA-256, SHA-384, SHA-512

Computing the hash for a file of any size.

Download Chilkat Crypt ActiveX

Dim fso, outFile
Set fso = CreateObject("Scripting.FileSystemObject")
Set outFile = fso.CreateTextFile("output.txt", True)

set crypt = CreateObject("Chilkat.Crypt2")

'  Any string argument automatically begins the 30-day trial.
success = crypt.UnlockComponent("30-day trial")
If (success <> 1) Then
    MsgBox "Crypt component unlock failed"
    WScript.Quit
End If

'  Any type of file may be hashed.
'  There is  no size limitation because the file is consumed
'  in streaming mode internally.

filename = "something.zip"

crypt.HashAlgorithm = "sha1"
crypt.EncodingMode = "hex"

'  Other possible EncodingMode settings are:
'  "quoted-printable", "base64", and "url"

hash = crypt.HashFileENC(filename)
outFile.WriteLine("SHA1:")
outFile.WriteLine(hash)

'  Hash using MD2
crypt.HashAlgorithm = "md2"
hash = crypt.HashFileENC(filename)
outFile.WriteLine("MD2:")
outFile.WriteLine(hash)

'  Hash using MD5
crypt.HashAlgorithm = "md5"
hash = crypt.HashFileENC(filename)
outFile.WriteLine("MD5:")
outFile.WriteLine(hash)

'  Hash using SHA-256
crypt.HashAlgorithm = "sha256"
hash = crypt.HashFileENC(filename)
outFile.WriteLine("SHA256:")
outFile.WriteLine(hash)

'  Hash using SHA-384
crypt.HashAlgorithm = "sha384"
hash = crypt.HashFileENC(filename)
outFile.WriteLine("SHA384:")
outFile.WriteLine(hash)

'  Hash using SHA-512
crypt.HashAlgorithm = "sha512"
hash = crypt.HashFileENC(filename)
outFile.WriteLine("SHA512:")
outFile.WriteLine(hash)

'  Hash using HAVAL
'  There are two additional properties relevant to HAVAL:
'  HavalRounds, and KeyLength.
'  HavalRounds can have values of 3, 4, or 5.
'  KeyLength can have values of 128, 160, 192, 224, or 256
crypt.HashAlgorithm = "haval"
crypt.HavalRounds = 5
crypt.KeyLength = 256
hash = crypt.HashFileENC(filename)
outFile.WriteLine("Haval:")
outFile.WriteLine(hash)


outFile.Close