AI tool Xbow is one of America’s best hackers

A hacker named Xbow has topped a prestigious security industry US leaderboard that tracks who has found and reported the most vulnerabilities in software from large companies. Xbow isn’t a person — it’s an artificial intelligence tool developed by a company of the same name.

This is the first time a company’s AI product has topped HackerOne’s US leaderboard by reputation, which measures how many vulnerabilities have been found and the importance of each one, according to HackerOne cofounder Michiel Prins. Now, the year-old startup has raised…