A 1970s programmable calculator from Sharp approached the problem with magnetic strips on special cards, and since [Menadue] has one with no cards, he set about making his own. These cards are a ...

[David Cranor] has found a way to fool a magnetic stripe reader using a hand-wound electromagnet and an iPod. The data on a card is read and stored on a computer, then encoded as a WAV file using ...

You may have heard warnings about keeping magnets close to electronic devices. These were especially common in the 80s and ...

Prolonged exposure to magnets can affect the functionality of your credit card. Cards with magnetic strips can also become ...

Expect to pay around $20 for a batch of 50 simple business cards printed on basic card stock, though prices will vary depending on your printer. What should be on a business magnet? Because the ...

For years, Steven Murdoch, a security researcher at University College London, had taken care not to put tickets or cards with magnetic stripes in his pocket next to his smartphone. This is ...