Symantec Endpoint Protection 14.3 Ru6 System Requirements May 2026

Symantec Endpoint Protection 14.3 RU6 System Requirements Symantec Endpoint Protection (SEP) 14.3 RU6 is a critical update in Broadcom's security portfolio, introducing significant changes to platform support—most notably the discontinuation of 32-bit Windows client support. Before deploying this version, it is essential to verify that your hardware and operating systems meet the updated specifications for both the management server and various endpoint clients. Symantec Endpoint Protection Manager (SEPM) Requirements

Hardware Requirements Hardware sizing depends heavily on the number of managed clients. symantec endpoint protection 14.3 ru6 system requirements

| Service | Protocol | Port | Direction | |---------|----------|------|------------| | SEPM console to clients (HTTP fallback) | TCP | 8014 | Bi-directional | | SEPM console to clients (HTTPS encrypted) | TCP | 8443 | Bi-directional | | Client-to-management (heartbeat) | TCP | 443 | Outbound (client → SEPM) | | LiveUpdate content download | HTTP/HTTPS | 80, 443 | Outbound to Broadcom CDN | | SQL Server (external DB) | TCP | 1433 | SEPM → SQL | | Syslog forwarding | TCP/UDP | 514 | SEPM → SIEM | Symantec Endpoint Protection 14

Linux Hardware Minimums:

Java / runtime

The hardware and operating system parameters for computers targeted with endpoint protection software . Hardware & Software Requirements Supported macOS: 11, 12, 13, 14 (Sonoma) –

Part 5: Storage Performance Considerations (The Overlooked Bottleneck)

SEP 14.3 RU6 performs heavy random I/O during pattern updates and memory dump scans. Using slow storage can reduce endpoint responsiveness by up to 40%.

Symantec Endpoint Protection 14.3 RU6 System Requirements Symantec Endpoint Protection (SEP) 14.3 RU6 is a critical update in Broadcom's security portfolio, introducing significant changes to platform support—most notably the discontinuation of 32-bit Windows client support. Before deploying this version, it is essential to verify that your hardware and operating systems meet the updated specifications for both the management server and various endpoint clients. Symantec Endpoint Protection Manager (SEPM) Requirements

Hardware Requirements Hardware sizing depends heavily on the number of managed clients.

| Service | Protocol | Port | Direction | |---------|----------|------|------------| | SEPM console to clients (HTTP fallback) | TCP | 8014 | Bi-directional | | SEPM console to clients (HTTPS encrypted) | TCP | 8443 | Bi-directional | | Client-to-management (heartbeat) | TCP | 443 | Outbound (client → SEPM) | | LiveUpdate content download | HTTP/HTTPS | 80, 443 | Outbound to Broadcom CDN | | SQL Server (external DB) | TCP | 1433 | SEPM → SQL | | Syslog forwarding | TCP/UDP | 514 | SEPM → SIEM |

Linux Hardware Minimums:

Java / runtime

The hardware and operating system parameters for computers targeted with endpoint protection software . Hardware & Software Requirements

Part 5: Storage Performance Considerations (The Overlooked Bottleneck)

SEP 14.3 RU6 performs heavy random I/O during pattern updates and memory dump scans. Using slow storage can reduce endpoint responsiveness by up to 40%.