No doubt you've seen the design that little box.
Maybe you've even -- and want.
Those funky little squares called QR codes short for quick response it's a hyper link that takes you and your Smart -- from a magazine or street sign.
To a web page.
So here's how it works your Smartphone takes a picture of the code and then response to an embedded link that takes you to a new location somewhere on the web.
Just exactly where those hidden lines of code or taking you you really don't know.
A worst case scenario is you install -- -- -- on your phone that does a variety of things one.
Anything that you send us an email or you type in your phone is then transmitted to the hacker it's become the goats -- gadget for marketing especially in real estate.
It's very inexpensive to implement.
It has a high potential rich well all that low investment and about 75%. Of retailers now offer customers this -- technology.
According to a recent study.
Some companies are setting up secure data centers to prevent hackers from infecting -- codes.
But is the public really all that concerns.
Now I don't analyze it and I am a separate but linked to my -- what kind of information.
Backed company look at that he's getting hair and -- and information about rather -- businesses or companies that.
I mean it is kinda scary but technology is the lake back but I -- --
Whether you've used to Q our code link or not.
These are the things to keep in mind before you give it ago if you see -- of sticker on the side of a street.
Don't scan it if you see something on -- random door.
Don't just scan it you know what don't don't close strangers while there been no reported cases of que -- code hack attacks.
According to the US government.
It's not a matter of if but when it.
In San Francisco Jonas tuition -- cnet.com. For CBS news.
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