A data breach exposed photos and ID cards of women who signed up for a fast-growing app for women to share details of men they might date.

An app that functions as a kind of "Yelp for men" has captured the attention of the internet—for better or for worse.

When Cid Walker opens the Tea app, she’s greeted by a barrage of posts about men and their apparent "red" and "green" "flags."“He’s a cheater,” Walker said, reading some of the comments on one post out loud.