The Verify Digital Signature System of eSigns has ability to check that your digital signature can be trust. Our currently system can supports for PDF file.

As the picture below you can see that the verify symbol on the sample document. 

Verify Digital Signature System

We will explian how to use the verify digital signature system as below.

1. On the Home Page of the  then scroll down. You will see the section of the verify digital signature and click on the check esigns button.

the verify digital signature system

Or you can use this link ““.

2. After that upload the signed PDF file for checking by click on the gray button as below.

ระบบตรวจสอบลายเซ็นดิจิทัลของ eSigns

The system shows result.

ระบบตรวจสอบลายเซ็นดิจิทัลของ eSigns

4. We will descript these result.

4.1 Report your document.

  • Check your document are trusted.

  • Check digital signature is verified.

  • Check if the validity of the certificate chain and the root CA.

  • Check the certificates has expired.


ระบบตรวจสอบลายเซ็นดิจิทัลของ eSigns

4.2 Report general document data.

  • Check your file name.

  • Check your file size.

  • Check current time to checking the file.


ระบบตรวจสอบลายเซ็นดิจิทัลของ eSigns

4.3 Report Signer certificate.

  • Check signer.

  • Check the tax id.

  • Check duration for the certificate available.


ระบบตรวจสอบลายเซ็นดิจิทัลของ eSigns

4.4  Report certicate authority data.

  • Check the certicate authority.

  • Check the organization behide for the certicate authority.


ระบบตรวจสอบลายเซ็นดิจิทัลของ eSigns

Written by Supaluck Singjan.


4th November, 2021.