Magnetic strip protection
The black strip on the back of your credit or debit card is magnetized and stores information about your account. Store your credit card in your wallet or a credit card holder instead of loose in your purse or pocket. Keep your credit card in a paper or Tyvek plastic sleeve to.
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2. Reduce the risk of online fraud by blanking the security code
You should look for EMI foil tape. It is designed for use as shielding in electronic circuits to minimise unwanted electromagnetic emissions.
Description:Sophie Johnson The magnetic strip, or magstripe, on the back of credit and debit cards is crucial. It contains all the information needed to conduct transactions when you swipe your card. Without that information, a card reader lacks what it needs to check your balance or authorize a purchase. Unfortunately, the magnetic strip is subject to wear and tear and may get scratched, dirty or demagnetized, any of which can render a card useless. Loose cards can get nicked, scratched or dirty. The ready-made pockets are meant for one card, but if your number of cards exceeds your slots, you might slide in more than one.
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