These tools typically exploit the "forgot password" or "registration" APIs of Iranian services (banks, e-commerce, and government portals) to trigger a flood of OTP (One-Time Password) messages to a target's phone number. Research papers often categorize this as a form of or psychological harassment rather than high-level espionage. If you're interested, I can: Explain the technical vulnerabilities these tools exploit.

Amir’s heart pounded. He copied the script.

: A high-speed, cross-platform SMS bomber written in Go.

Which alternative do you want? If you want the Iran-focused option, confirm and I’ll assume Iran as the jurisdiction and include legal/regulatory references where available.