Sublime cofounders Josh Kamdjou and Ian Thiel. Their AI is helping protect a presidential candidate from email threats.© chris conroy photography While Russian agents were breaking into the Democratic National Committee’s emails in mid-2016 in an attempt to influence the presidential election, Josh Kamdjou was hacking for the Defense Department. There, he learned that the best way to break into networks was via one of the oldest kinds of cyberattack: phishing. In 2019, he founded cybersecurity s...