If you provide more context on what the tool is meant to do, I can help find the safest legitimate source.
: Plug the USB into your PS2 and launch the games using a homebrew app like Open PS2 Loader (OPL) . Download Link usbutil+v20+full+english+exe+link
USBUtil v2.0 is the "old reliable" of the PlayStation 2 modding scene, specifically designed for those using Open PS2 Loader (OPL) If you provide more context on what the