Remove the rate limit, of course, and you could simply try to match John Smith against every number with a particular prefix – starting, say, at 55 and carrying on until you reach 55 or hit the jackpot.Īccording to the hackers who published last week’s vulnerability, Snapchat had left off the rate limit, making it feasible to try every number from 55 to 55 in about two minutes from a single computer with a decent internet connection. However, the risk is usually managed by some sort of rate limit, restricting how many lookups you can do each minute, or hour, or day, so that you have to have some idea of John Smith’s phone number to start with. when you find that the user John Smith does indeed match up with 55) they effectively verify an individual’s phone number. Services of that sort are always moderately risky from a privacy point of view, because when they succeed (e.g. That’s a feature that is supposed to let you locate your friends on Snapchat, assuming you know their name and phone number. Last week, we wrote about a vulnerability reported in Snapchat’s find_friends interface. Here are some articles about Snachat security, published on Techcrunch, Washingtonpost, Softpedia and Stuff.Controversial photosharing site Snapchat is back in the news again, opening the New Year as the victim of a data breach that it really ought to have predicted, and probably should have headed off at the pass. Also, social media platforms are not always secure, share your personal information only with known ones. Here is the link to the official Snapchat website.

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