1. Introduction Imagine waking up on a Saturday morning to a notification on your phone. It’s an email from your bank…

Imagine waking up to find your digital life has been locked behind a door you don't have the key to. Your bank acco…

Imagine you’ve been hunting for a specific pair of noise-canceling headphones for weeks. Suddenly, an ad pops up on y…

Imagine sitting down at your computer, typing your own name into a search engine, and hitting "Enter." You ex…

It happens in a fraction of a second. You’re clearing out your inbox on a busy Tuesday morning, or perhaps you're s…