Facial recognition is quietly becoming a routine part of traveling in the U.S. If you’ve flown recently, you'll see cameras scanning your face at checkpoints or boarding gates. This is part of the Transportation Security Administration’s (TSA) use of facial recognition at airports. While TSA claims it's for “security,” advocates are sounding the alarm. Here’s why you should opt out asap and how.

What is TSA PreCheck? TSA PreCheck is a program designed to expedite the security screening process for travelers in the United States. TSA PreCheck offers significant advantages, especially for frequent travelers, by providing a faster and more convenient security screening process. Should you sign up for TSA PreCheck? These are the pros and cons of TSA PreCheck.