Possible Clues:

• Type of protective software
• Like much Norton software
• It's run via updated software for protection
• Sloppy vulgarisation with no organised goal for program
• Program designed to detect and remove malicious software
• Doctor ain't getting infection from destroying worms?
• Like Norton software
• Strain IV struggles to contain universal tablet software
• Destroys Trojan Horse - ain't messy, it would make you sick!
• Sort of software preventing ruin with Vista running