Payment apps are a convenient way to pay for things. But they each come at a cost

A demo of the new Washington Post app for Kindle Fire

Watch how The Post used machine learning to find reports of sexual harassment in App Store reviews

This health app shares information with users' employers. Here's why that could be problematic.

Office software could track workers' activity

You installed a browser extension. It's selling everything you do.

Asylum seekers using mobile app get glitches, error messages

How Apple’s new privacy ‘nutrition labels' might be misleading you