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  • Category: ASP.NET

    Certificate verification using digital signature or bar-code

    this project is mainly needed to verify the certificates given from universities applying the digital signature and bar-code for its verification. do what ever you can and try to help me
  • #765588
    Hi,,

    Refer below link.
    http://www.codeguru.com/csharp/csharp/cs_misc/security/article.php/c16491/Working-with-Digital-Certificates-in-NET.htm

    Hope it helps!!

  • #765603
    Hi,
    Please go through this, you will find 'How to Sign and Verify the signature with .NET and a certificate (C#)':
    https://blogs.msdn.microsoft.com/alejacma/2008/06/25/how-to-sign-and-verify-the-signature-with-net-and-a-certificate-c/

  • #765614
    The input for the system is PDF file or what ? if you want to check the digital certificate for PDF file then you need to take help of some third party API
    Here are some links
    http://support.ksoftware.net/support/solutions/articles/50357-how-do-i-verify-a-digital-signature-in-c-
    http://www.e-iceblue.com/Tutorials/Spire.PDF/Spire.PDF-Program-Guide/Get-and-Verify-Digital-Signature-in-PDF-with-C-Code.html
    for barcode you need to use .NET Barcode Reader Library DLL, see below links
    http://www.barcodelib.com/csharp/barcode_reader_csharp.html
    https://code.msdn.microsoft.com/windowsapps/How-to-Read-and-Scan-9d4480bb

    Thanks
    Koolprasd2003
    Editor, DotNetSpider MVM
    Microsoft MVP 2014 [ASP.NET/IIS]

  • #766964
    If the files you need to process are PDF files, you need to use a library that supports both PDF Digital Signatures and Barcodes. I found the following links that might help:
    http://stackoverflow.com/questions/28112164/how-to-manage-a-pdf-digital-signatures-display
    https://www.leadtools.com/help/leadtools/v19/dh/pdf/leadtools.pdf~leadtools.pdf.pdfsignature.html
    https://github.com/zxing/zxing

  • #767039
    Hi,
    The following links might help:
    http://www.e-iceblue.com/Tutorials/Spire.PDF/Spire.PDF-Program-Guide/Get-and-Verify-Digital-Signature-in-PDF-with-C-Code.html
    Free barcode reader/generator:
    http://www.e-iceblue.com/Introduce/barcode-for-net-introduce.html


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