Verify a Zip's Password

Demonstrates how to verify the password for an encrypted or password-protected zip archive.

Download Chilkat 32-bit Zip ActiveX (.msi) (includes objects for .zip, .gz, .bz2, and .Z)

Download All 32-bit Chilkat ActiveX Components (.zip)

Download All 64-bit Chilkat ActiveX Components (.zip)

<html>
<head>
<meta http-equiv="Content-Type" content="text/html; charset=utf-8">
</head>
<body>
<%
set zip = Server.CreateObject("Chilkat.Zip2")

'  Any string unlocks the component for the 1st 30-days.
success = zip.UnlockComponent("Anything for 30-day trial")
If (success <> 1) Then
    Response.Write "<pre>" & Server.HTMLEncode(zip.LastErrorText) & "</pre>"

End If

'  To verify a password for a Zip, the Zip must be opened:
success = zip.OpenZip("myProtected.zip")
If (success <> 1) Then
    Response.Write "<pre>" & Server.HTMLEncode(zip.LastErrorText) & "</pre>"

End If

'  Set the password to be verified:
zip.DecryptPassword = "secret"

passwordOk = zip.VerifyPassword()
If (passwordOk = 1) Then
    Response.Write "<pre>" & Server.HTMLEncode("Password is correct.") & "</pre>"
Else
    Response.Write "<pre>" & Server.HTMLEncode("Password is incorrect.") & "</pre>"
End If

zip.CloseZip 

%>
</body>
</html>