Originally Posted by
CPRich
Ding, ding, ding!
At least critical data and the bar code are obfuscated on these. Other than name, there's not much there. And given that he's publishing it on his blog, that's not exactly secret.
Instagram is filled with casual shots of boarding passes.
Some airlines are less secure than others...
For one sizable airline that I won't mention, a PNR and a last name gets you to the reservation (pretty standard) but also gives access to the personal details on that reservation with no masking (such as *'s or partial info only), including full name, contact info, nationality and even passport number!