No official portable version of V3 Internet Security 9.0 exists. AhnLab distributes its software exclusively via standard installers (EXE/MSI). Any “Portable” version you find is either:
Fail to provide the deep-system integration required for effective real-time defense. ahnlab v3 internet security 90 download portable
You're looking for information on AhnLab V3 Internet Security 3.0, specifically a portable version with a 90-day download option. Here's what I could gather: No official portable version of V3 Internet Security 9