Software >> Applications >> Anti Virus >> McAfee Virus Scan >> 4.x >>  How to check virus definition and scan engine version from the registry

[HKLM\SOFTWARE\Network Associates\TVD\Shared Components\VirusScan Engine.0.xx] szDatVersion = "4.0.4152" (string, example) szEngineVer = "4.1.40" (string, example)