Information on boarding pass barcodes poses personal security risk

You probably don't realize it, but the data stored within the barcode at the bottom of your airline boarding pass can hold personal information that could be valuable to hackers, identity thieves or even stalkers. In a post on his blog, computer security expert Brian Krebs suggested that you might want to shred your old boarding passes - and definitely resist posting pictures of them to social media, no matter how jealous it'll make your coworkers.