(Version 9.0) have moved into "Limited Support" status. While they may still offer virus definition updates for a time, they recommend migrating to a supported OS to benefit from modern security technologies. Bitdefender
: Early adopters relied on massive enterprise products like Kaspersky Anti-Virus for Windows Servers . In 2009, administrators often struggled with performance, as "Enterprise" versions could consume up to 300MB of RAM—a significant hit for servers of that time. windows server 2008 antivirus