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Articles with the tag: chain of custody

QR codes for evidence tracking

Fri, 11 Apr 2014 05:13PM

QR codes seem to be popping up everywhere now, from adverts & marketing campaigns to tracking and tickets. It’s easy to see why; they are easy to generate, have a high level of error-correction and the ability to encode quite a lot of data (the maximum being 4,296 alpha-numeric characters). Since most modern smart phones have the ability to decode them they present a much simpler way for people to get their information across – for example its much quicker and easier to scan a code on a house’s for-sale sign which links directly to the exact URL for that property, than to print the URL on the sign (for one it probably won’t fit, and secondly it’ll be the estate agents homepage and not the specific URL).

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