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The XG Series hardware appliances will reach end-of-life (EOL) on March 31, 2025. Click here to see the XG to XGS migration documentation.

Platforms

You can install Sophos Firewall on the following platforms:

  • Hardware
  • Cloud and virtual
  • Software

Hardware

Sophos Firewall is available in a range of physical hardware devices to cater to the needs of businesses of all sizes, including home users, small businesses, and enterprises. For XGS Series appliances, see XGS Series Next-Gen Firewall Appliances.

To find out which device suits your needs, contact our sales team or your preferred partner.

Cloud and virtual

You can install the virtual appliances as next-generation firewalls. They offer industry-leading network security to virtual data centers, a "security-in-a-box" setup for MSSPs and organizations, and an "office-in-a-box" setup. By providing comprehensive security features available in its hardware security devices, in virtualized form, these virtual devices offer layer-8 identity-based security on a single virtual device.

Sophos offers organizations a complete virtual security solution with its virtual network security devices, next-generation firewalls, and Sophos Central to centrally manage your Sophos Firewall devices.

You can install virtual appliances within environments hosted on VMware, Hyper-V, KVM, and Citrix Hypervisor. For the complete list of supported versions, see the Cloud, virtual, and software appliances.

You must fulfill the following minimum requirements to install Sophos Firewall within a virtual environment:

Hardware Specification
vCPU 1
vRAM 4 GB minimum
vNIC 2
Primary disk 16 GB minimum
Report disk 80 GB minimum

If you don't meet the minimum requirements, Sophos Firewall goes into fail-safe mode.

Note

Configure the vCPU and vRAM based on the purchased license. Don't exceed the maximum number of vCPUs specified in the license.

Software

You can install the Sophos Firewall software appliance on custom hardware over Windows and macOS systems.

You must fulfill the following minimum requirements to install Sophos Firewall on your own hardware:

Hardware Specification
Network interface cards 2
RAM 4 GB minimum
HDD or SSD 10 GB minimum

64 GB recommended
USB pen drive 1 GB

If you don't meet the minimum requirements, Sophos Firewall goes into fail-safe mode.

Note

Installing the Sophos Firewall operating system (SFOS) software overwrites any previous OS or files on the computer.