Latest EPA Libraries
Release Date: Jun 11, 2026 Subscribe to RSS notifications of changes to this pageYou can now upgrade EPA libraries on a NetScaler Gateway appliance to ensure that your appliance checks for the latest firewalls, antivirus, and so forth.
Upgrading EPA libraries eliminates the need to upgrade your NetScaler Gateway appliance solely to update the EPA libraries.
Note: The upgrade of EPA libraries is facilitated from the release build 12.0 57.19 and above.
Please refer to the notes in the product documentation page.
In a Citrix Gateway high availability, the EPA Libraries must be upgraded on both the primary and secondary nodes.
In a Citrix Gateway clustering setup, the EPA Libraries must be upgraded on all the cluster nodes.
How to Upgrade EPA Libraries on a NetScaler Gateway Appliance
Before you upgrade the EPA libraries you must have the upgrade files (tar zip format) uploaded on your local machine or on the NetScaler Gateway appliance.
Perform the following steps on the Citrix Gateway GUI to upgrade the EPA libraries:
1. Navigate to Configuration > Citrix Gateway > Upgrade EPA Libraries or EPA/VPN plugins.
2. From the Choose File drop-down menu, select the source for the upgrade file (local or appliance).
3. Navigate to the file to select the file and click Upgrade. Upon successful upgrade, the following screen appears:
EPA Libraries for Windows
Windows EPA Library Version -26.6.1.1 [win_epa.tgz]
Opswat Version -4.3.6166.0 , EPA Library Version - 26.6.1.1
Checksums- SHA-256 - efa9c4d47502685661303c0b981c432fb400ec7b9e7a70f17a3438a57d722680
Windows EPA Library Version -26.5.1.2 [win_epa.tgz]
Opswat Version -4.3.6009.0 , EPA Library Version - 26.5.1.2
Checksums- SHA-256 - ea69793efedcab3ad6f5a3105d8c36b3258efa9e3defeb75f8f69490cc7c9143
Windows EPA Library Version -26.4.1.2 [win_epa.tgz]
Opswat Version -4.3.5908.0 , EPA Library Version - 26.4.1.2
Checksums- SHA-256 - dfefc4cfd9c5d232d7700a9b5591aea0d64a7b2908716eb4a3ad80ffffa75778
Windows EPA Library Version -26.3.1.7 [win_epa.tgz]
Opswat Version -4.3.5715.0 , EPA Library Version - 26.3.1.7
Checksums- SHA-256 - e546713386f632da3253188211b2d22ccaf75457e7f9ff4b8110061cbb7a4bda
Windows EPA Library Version -26.2.1.1 [win_epa.tgz]
Opswat Version -4.3.5588.0 , EPA Library Version - 26.2.1.1
Checksums- SHA-256 - efcdaa7b8cca7904498b601de818196c8930b164869d8a46f3dcb39511d53e64
EPA Libraries for Mac OS X
Mac OS X [Opswat version - 4.3.5435.0]
- SHA-256 - aece2a3678dcbcf06e6880e96589cc42e88081de6a27cd01c0fe821b623d21d8
Mac OS X [Opswat version - 4.3.5341.0]
- SHA-256 - 3bd6164f787cdf5d49b17a32fadb9ccb135ac4602d72f25e3ecf124ee4b844e9
Mac OS X [Opswat version - 4.3.5156.0]
- SHA-256 - 598f83b9e70d31eda2f538482e573caab7557840c8da169517d5ae5fbbb168eb
Mac OS X [Opswat version - 4.3.5031.0]
- SHA-256 - cbef00c095a3d3f1ebb1667b4837f7241b1bb07de6aa30577afcb6c156e903c4
Supported Scan Matrix by OPSWAT v4
| Release Date | Windows OS Specific | MAC OS Specific | ||
|---|---|---|---|---|
| Feb 09,2026 | 4.3.5588 | Supported application list (.xslx) | 4.3.5031 | Supported application list (.xlsx)` |
| Mar 13,2026 | 4.3.5715 | Supported application list (.xslx) | 4.3.5156 | Supported application list (.xlsx) |
| Apr 23,2026 | 4.3.5908 | Supported application list (.xslx) | 4.3.5341 | Supported application list (.xlsx) |
| Jun 11,2026 | 4.3.6009 | Supported application list (.xslx) | 4.3.5435 | Supported application list (.xlsx) |
| Jun 11,2026 | 4.3.6166 | Supported application list (.xslx) | - | - |