'This sample script demonstrates how to check if a PDF Document 'contains a valid Adobe.PPKMS signature 'Copyright 2005 Wrocklage Intermedia GmbH 'Redistribution without permission not allowed On Error Resume Next Dim pdf Dim signer Dim file file ="c:\pdf\signed.pdf" Set pdf = CreateObject("aloahapdf.edit") MsgBox pdf.is_pdf_signed(CStr(file)) Set pdf = nothing