Latest EPA Libraries
Release Date: Jun 5, 2025 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:

Links to Download the Upgrade Files for EPA Libraries
EPA Libraries for Windows
Windows EPA Library Version - 25.6.1.1 [win_epa.tgz]
Opswat Version - 4.3.4619.0 , EPA Library Version - 25.6.1.1
Checksums- SHA-256 - df06d3537f96508c487eee69a17c3c3a36e76eef8d6b15a3873c37a36c7b2f4b
Windows EPA Library Version - 25.5.1.1 [win_epa.tgz]
Opswat Version - 4.3.4582.0 , EPA Library Version - 25.5.1.1
Checksums- SHA-256 - ccaaec3d0901a13217d842b2e013713b0d8b1fc05d42cbecdf99f46c9c498039
Windows EPA Library Version - 25.4.1.2 [win_epa.tgz]
Opswat Version - 4.3.4548.0 , EPA Library Version - 25.4.1.2
Checksums- SHA-256 - 9e52f2a4722ead08bf50298fa96b840079bbf80db17ab383ccdd08645c4f6ce5
Windows EPA Library Version - 25.3.1.1 [win_epa.tgz]
Opswat Version - 4.3.4504.0 , EPA Library Version - 25.3.1.1
Checksums- SHA-256 - d16de47f9c7edb7d23e705c643aeee6f8d635e8a4f62360caaed7c2b2f2181e7
EPA Libraries for Mac OS X
Mac OS X [Opswat version - 4.3.4086.0]
- SHA-256 - 4cbb2d130a5dad34a133f2a40d83017957d83fa9f56208fb275147f270e880fe
Mac OS X [Opswat version - 4.3.4053.0]
- SHA-256 - d54979618da22644b4366f4ad4a7136a85e7e547a4244383831c9f640fd95c3e
Mac OS X [Opswat version - 4.3.4025.0]
- SHA-256 - 4048c7879a1666efe057c0e9c8a5c538ef4b70b83318fdfc2a6381d09263940e
Mac OS X [Opswat version - 4.3.4025.0]
- SHA-256 - 4048c7879a1666efe057c0e9c8a5c538ef4b70b83318fdfc2a6381d09263940e
Mac OS X [Opswat version - 4.3.3910.0]
- SHA-256 - c86dbabb833fe25ad85b7eab664f0a46c9df55ce7b5ef8a44ef1fca4484f808d
Supported Scan Matrix by OPSWAT v4
Release Date | Windows OS Specific | MAC OS Specific | ||
---|---|---|---|---|
Jan 03,2025 | - | - | 4.3.3872 | Supported application list (.xlsx) |
Jan 17,2025 | - | - | 4.3.3910 | Supported application list (.xlsx) |
Feb 20,2025 | 4.3.4487 | Supported application list (.xslx) | - | - |
Mar 19,2025 | 4.3.4504 | Supported application list (.xslx) | - | - |
Apr 11,2025 | 4.3.4548 | Supported application list (.xslx) | - | - |
Apr 23,2025 | - | - | 4.3.4025 | Supported application list (.xlsx) |
May 20,2025 | 4.3.4582 | Supported application list (.xslx) | 4.3.4053 | Supported application list (.xlsx) |
Jun 05,2025 | 4.3.4619 | Supported application list (.xslx) | 4.3.4086 | Supported application list (.xlsx) |