Forefront Client Security Server requirements:
- 1GHz processor; Minimum 1 GB of RAM; 6 GB of available hard-disk space or more required
- Microsoft Windows Server 2003 Service Pack 1 Standard Edition or Enterprise Edition, or Windows Server 2003 R2 Standard Edition or Enterprise Edition operating system
- Microsoft SQL Server 2005 Enterprise Edition or Standard Edition with Service Pack 1 (including Database Services, Reporting Services,
Workstation Components, and Integration Services)
- Windows Server Update Services 2.0 with Service Pack 1 or Windows Server Update Services
3.0 Microsoft Forefront Client Security Agent requirements:
- 700 MHz processor; 256 MB of RAM; 350 MB of available hard-disk space
- Microsoft Windows 2000 SP4, or Windows XP Service Pack 2 (32-bit x86 or x64), or Windows Vista Business (32-bit x86 or x64), or Windows Vista Enterprise (32-bit x86 or x64), or Windows Vista Ultimate (32-bit x86 or x64), or Windows Server 2003 Service Pack 1 (32-bit x86 or x64) or Windows Server 2003 R2 (32-bit x86 or x64).