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

<html>
<head>
<meta http-equiv="Content-Type" content="text/html; charset=utf-8">
</head>
<body>
<%
set crypt = Server.CreateObject("Chilkat.Crypt2")

'  Any string argument automatically begins the 30-day trial.
success = crypt.UnlockComponent("30-day trial")
If (success <> 1) Then
    Response.Write "Crypt component unlock failed" & "<br>"

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)
Response.Write Server.HTMLEncode( "SHA1:") & "<br>"
Response.Write Server.HTMLEncode( hash) & "<br>"

'  Hash using MD2
crypt.HashAlgorithm = "md2"
hash = crypt.HashFileENC(filename)
Response.Write Server.HTMLEncode( "MD2:") & "<br>"
Response.Write Server.HTMLEncode( hash) & "<br>"

'  Hash using MD5
crypt.HashAlgorithm = "md5"
hash = crypt.HashFileENC(filename)
Response.Write Server.HTMLEncode( "MD5:") & "<br>"
Response.Write Server.HTMLEncode( hash) & "<br>"

'  Hash using SHA-256
crypt.HashAlgorithm = "sha256"
hash = crypt.HashFileENC(filename)
Response.Write Server.HTMLEncode( "SHA256:") & "<br>"
Response.Write Server.HTMLEncode( hash) & "<br>"

'  Hash using SHA-384
crypt.HashAlgorithm = "sha384"
hash = crypt.HashFileENC(filename)
Response.Write Server.HTMLEncode( "SHA384:") & "<br>"
Response.Write Server.HTMLEncode( hash) & "<br>"

'  Hash using SHA-512
crypt.HashAlgorithm = "sha512"
hash = crypt.HashFileENC(filename)
Response.Write Server.HTMLEncode( "SHA512:") & "<br>"
Response.Write Server.HTMLEncode( hash) & "<br>"

'  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)
Response.Write Server.HTMLEncode( "Haval:") & "<br>"
Response.Write Server.HTMLEncode( hash) & "<br>"


%>
</body>
</html>

Need a specific example? Send a request to support@chilkatsoft.com