Defender 6.4.1 - Release Notes

Table 10:
ISAPI Agent system requirements
Requirement	Details
Processor	1.4 GHz or faster, x86 or x64 architecture
Memory (RAM)	512 MB or more
Hard disk space	20 MB or more
Operating system	Your computer must be running one of the following operating systems (with or without any Service Pack): Windows Server 2022 Windows Server 2019 Windows Server 2016 Windows Server 2012 R2 Windows Server 2012
Microsoft Internet Information Services (IIS)	IIS 10.0, 8.5, 8.0, 7.5, or 7.0 with the following role services enabled: Web Server/Application Development ASP ISAPI Filters Management Tools/IIS 6 Management Compatibility IIS 6 Metabase Compatibility The above mentioned roles services are activated automatically by the setup. The Web Server (IIS) role is not installed by the setup.
Web browsers	You can use any of the following web browsers to access web sites protected by ISAPI Agent: Chrome 15 or later Firefox 8 or later Internet Explorer 9 or later (Internet Explorer run in compatibility mode is not supported) Opera 11.1 or later Safari 5.1 or later
Additional Software	Microsoft Visual C++ Redistributable for Visual Studio 2019 (installed automatically together with the ISAPI Agent)

Table 11:
Defender Management Shell system requirements
Requirement	Details
Processor	1.4 GHz or faster, x86 or x64 architecture
Memory (RAM)	512 MB or more
Hard disk space	10 MB or more
Operating system	Your computer must be running one of the following operating systems (with or without any Service Pack): Windows Server 2022 Windows Server 2019 Windows Server 2016 Windows Server 2012 R2 Windows Server 2012 Windows 11 (32- and 64-bit editions) Windows 10 (32- and 64-bit editions) Windows 8.1 (32- and 64-bit editions)
Additional software	Windows PowerShell 3.0 or later Microsoft Visual C++ Redistributable for Visual Studio 2019 (installed automatically together with the Defender Management Shell) Microsoft .NET Framework 4.8 (installed automatically together with the Defender Management Shell)

Table 12:
VPN Integrator system requirements
Requirement	Details
Processor	1.4 GHz or faster, x86 or x64 architecture
Memory (RAM)	512 MB or more
Hard disk space	10 MB or more
Operating system	Your computer must be running one of the following operating systems (with or without any Service Pack): Windows Server 2019 Windows Server 2016 Windows Server 2012 R2 Windows Server 2012 Windows 10 (32- and 64-bit editions) Windows 8.1 (32- and 64-bit editions) Windows 8 (32- and 64-bit editions)

Table 13:
Client SDK system requirements
Requirement	Details
Processor	1.4 GHz or faster, x86 or x64 architecture
Memory (RAM)	512 MB or more
Hard disk space	10 MB or more
Operating system	Your computer must be running one of the following operating systems (with or without any Service Pack): Windows Server 2019 Windows Server 2016 Windows Server 2012 R2 Windows Server 2012 Windows 10 (32- and 64-bit editions) Windows 8.1 (32- and 64-bit editions) Windows 8 (32- and 64-bit editions)
Additional Software	Microsoft Visual C++ Redistributable for Visual Studio 2019 (installed automatically together with Client SDK)