Apple and Starbucks are two of the world’s most trusted companies, but they both recently fell victim to security hacks. Both set up systems that appear to have allowed hackers to break into customers' accounts by repeatedly trying different passwords, a procedure commonly known as a “brute-force” attack....

These days, it seems everyone is looking for a silver bullet solution to California’s drought. Some advocate increasing supply through more storage, desalination or water reuse. Others propose controlling...

Cheating in college has been with us since the inception of higher education. In recent months, cases of cheating, including large-scalecheating at elite colleges, have led to considerable turmoil.

Many of these...