How Do Chips Make Credit Cards More Secure?

If you live in the United States, you might have recently gotten a credit card with a microchip on it. But what does this chip do that makes it any different than the magnetic strip on the back of the card?

 

 
via SciShow

How To Of The Day: How to Open a Door with a Credit Card

You see it done in the movies all the time. A slick protagonist needs to explore the bad guy’s abode, so he whips out a card, wiggles it in the crack of the door, and strolls right on in. However, in real life, it’s not a universal lock pick technique (nor is it legal if you don’t have permission to enter). But, it is a pretty cool thing to know how to do, especially if you find yourself locked out of your own home!

Choose your largest, most easily flexible credit card.

How to Open a Door with a Credit Card Step 1

Slide the card into the vertical crack between the door and the frame (where the lock is). Insert the card as far as it will go at a perpendicular angle with the door.

How to Open a Door with a Credit Card Step 2

Tilt the card so the side that’s closest to you is almost or is touching the doorknob. Push it until you feel it slide in more.How to Open a Door with a Credit Card Step 3

Bend the card the opposite way, forcing the lock to go back. Quickly open the door. It is a good idea to lean against the door while doing this, which will help it to pop open.
How to Open a Door with a Credit Card Step 4

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