Tévedtem:
Agnitum Outpost Security Suite Pro 2007 (1214.616)
Specifications:
Supported platforms: Windows XP (32 and 64-bit editions), Windows 2003 Server (32 and 64-bit editions), Windows 2000 (SP3 and above).
Supported email clients for antispam: Microsoft Outlook Express, Microsoft Outlook 2000, 2002, 2003 and 2007.
Supported email protocols & services: POP3, SMTP, IMAP.
Hardware: 450 MHz or faster CPU(x-86/x-64/multi-core), 256Mb RAM, 100MB free disk space.