Knowledge Base
How to Configure the Sectigo Timestamp Authority (TSA) in Adobe Acrobat?
How to Configure the Sectigo Timestamp Authority (TSA) in Adobe Acrobat?
Overview
This guide provides the step-by-step process for configuring the Sectigo Time Stamp Authority (TSA) in Adobe Acrobat, enabling timestamps on digitally signed PDF documents to improve long-term validity, legal reliability, and compliance.
Prerequisites
Before you begin, ensure you have the following:
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Adobe Acrobat installed on your system
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A valid digital signing certificate configured in Adobe Acrobat
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Network access to the Sectigo timestamp endpoint (http://timestamp.sectigo.com)
Procedure
Steps to Configure Timestamping in Adobe Acrobat
1. Open Adobe Acrobat
Launch Adobe Acrobat on your system.
2. Go to Preferences
Navigate to Menu → Preferences.
3. Select Signatures
From the lefthand menu, choose Signatures.
4. Open Time Stamp Server Settings
Under Creation & Appearance, locate Time Stamps and click More….
5. Add a New Timestamp Server
Click Add or New.
6. Enter Server Information
Input the following:
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Server Name: Sectigo
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Server URL:
7. Save and Set as Default
Click OK, then select the server and choose Set Default if required.
8. Re-Sign the Document
Close Preferences, then apply your digital signature again.
Adobe Acrobat will now use the Sectigo TSA server automatically for timestamping.
Post Configuration Results
After completing the setup and signing a document, Adobe Acrobat will display the following enhancements:
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“The signature includes an embedded timestamp”
Acrobat confirms that the timestamp was successfully applied via Sectigo’s TSA.
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Improved legal defensibility and nonrepudiation
Timestamping provides verifiable proof of when the signature was applied, strengthening compliance and audit requirements.
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