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Correction: PayPal QR codes

PayPal vice president Don Kingsborough's first quote was specifically referencing Starbuck's app.

By Oct. 8, 2013


PayPal offers QR codes for retail-store purchases

The online payments company wants you to use its mobile payment app at any retail store, so it plans to use a generated code that is acceptable just about everywhere.

By Oct. 8, 2013


The dark side of QR codes

Quick response codes are everywhere -- magazines, take-out menus, and the sides of bus stops. But this marketing tool could be just the opportunity hackers are looking for.

By Jul. 3, 2012


What may be lurking in QR codes?

QR codes are everywhere, from magazines to signs and billboards. Pretty much anyone can create a QR codes. But while QR codes make it easy to connect with legitimate Web sites, they also make it easy for hackers to distribute malware. Jonas Tichenor tells you how you can protect yourself.

Jul. 2, 2012


How to create QR codes on the Web

Ever wish you could create your own codes for your business, or even just for fun?

By May. 23, 2011


Apple up-to-date redemption codes not working

Apple's inadvertent early release of its up-to-date program has resulted in duplicate redemption codes being issued.

By Jul. 25, 2012


Coupons at Checkout finds coupon codes so you don't have to

This handy browser extension saves you the time and hassle of searching for discount codes, springing into action once you reach the checkout page for nearly any store.

By Dec. 5, 2012


Making bogus bar codes: Just how hard is it?

First it was shoplifting, then it was ticket-switching, and now it's bar code fraud. Just how easy is it to make a fraudulent UPC? Easier than you think. But getting away with the crime is a different story.

By May. 25, 2012


World's first 'Wikipedia town' covered in QR codes

The small Welsh town of Monmouth is on track to install 1,000 real-world QR code plaques linking back to Wikipedia articles.

By May. 21, 2012


How to use QR codes

In this video, CNET editor Natali Del Conte shows you how to use QR codes to send or read links, contact information, or just about any other information.

By Mar. 24, 2010