Whilst apparently looking completely black to the naked eye, when used by a credit card reader the information contained within the magnetic strip includes not only your name and credit card number but also the number of your bank. The magnetic strip is designed to look like a simple clear black piece of plastic on your card however, this belies the sheer amount of information that is encoded on to this simple bit of plastic. This is primarily done by using the magnetic strip or “mag stripe” as it is sometimes known to encode the information on your card and ensure that you can pay for items simply by scanning them with the bottom side of your credit card rather than having to enter your pin or any other information. You see your credit card, when it is printed, is made to be as unbackable as possible. The simple answer is that yes, credit cards are already encoded with your credit card information meaning that they aren’t easily hackable. Knowing About Your Card Makes Sure You Keep It Safe Are Credit Cards Already Encoded?īefore we explain you might or might not be able to encode a credit card, let’s set out whether credit cards are encoded in the first place.
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