Vacation scams are nothing new. Travel can be expensive and people are looking to grab the best prices they can get, says ...

CAPTCHAs are the most recognizable anti-bot mechanism on the web. Whether you're logging into a game, signing up for a new ...

In this paper, we consider a novel method of mining biometric data for user authentication by replacing traditional captchas with game-like captchas. The game-like captchas present the user with a ...