When accepting credit card numbers over the phone from customers, you can easily identify the type of card without asking the customer. While each credit card has a unique string of numbers, in ...

To the untrained eye, credit card numbers might appear to be nothing but a series of random numbers haphazardly thrown together. But they are anything but: Credit card numbers are created using ...

Jaclyn was a CNET Money editor with a fondness for the sweet spot between numbers and words. Overseeing CNET's credit card coverage, she wrote and edited news, reviews and advice. She has experience ...

What is a virtual card number and how do I get one? If you’re a frequent online shopper, you’re more at risk of becoming a cybercrime victim. In fact, a recent study conducted by Security.org found ...

Prime numbers are all the rage these days. I can tell something’s up when random people start asking me about the randomness of primes—without even knowing that I’m a mathematician! In the past couple ...

Apple's much-anticipated new credit card is here — and many of its users are familiarizing themselves with all of its exciting features. One of these features includes the ability to change your ...