Yes.

There are contests where hackers compete to find vulnerabilities in software systems, often with large cash prizes awarded to those who successfully exploit them.

This helps developers identify and fix security flaws before they can be exploited by malicious actors.

Yes.

The "Stuxnet" virus, widely believed to have been developed by the US and Israel, was specifically designed to sabotage Iranian nuclear centrifuges, demonstrating the potential for cyberwarfare.

Pretty powerful stuff!

Yes.

The underground marketplace for stolen data, hacking tools, and other illicit services is a thriving global economy with its own currencies, rules, and social structures.

This hidden world is constantly evolving and adapting to law enforcement efforts. Fascinating, right?