Why you should be cautious about giving web and mobile applications too many permissions.
Consider you pay by credit card at a restaurant; you’re sharing your credit card information with them and you’re probably happy to do so. If the restaurant then asks for your date of birth, home address, and permission to use your card whenever they like, you’d probably hesitate. Yet people do this all the time on the web without thinking twice.
Here I’ll try to show how we can unwittingly give away too much, why this might be bad, and how to spot when things aren’t quite right.