If a magnet is held close to a credit card...will the card become un-readable to a scanner?

Answer No. It has to be an AC type of current to degauss the magnetic strip.What you can do is put the credit card in a Microwave oven. But for no more than 10 seconds. It will scramble the information

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How to Make a Credit Card Flower Box Magnet?

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Is it better for your credit score to close a zero balance credit card?

In most cases, you are better off not canceling a credit card with no balance, because it will no longer report to the credit bureau as being current with payments and your debt-to-available-credit... Read More »

Is It Better for Your Credit Score to Close a Zero Balance Credit Card?

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Can you be held liable for a credit card that you didn't sign for?

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