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Things overheard on the WiFi from my Android smartphone

Feb 28, 2011, 22:33 (0 Talkback[s])
(Other stories by Dan Wallach)

"Today in my undergraduate security class, we set up a sniffer so we could run Wireshark and Mallory to listen in on my Android smartphone. This blog piece summarizes what we found.

* Google properly encrypts traffic to Gmail and Google Voice, but they don't encrypt traffic to Google Calendar. An eavesdropper can definitely see your calendar transactions and can likely impersonate you to Google Calendar.

* Twitter does everything in the clear, but then your tweets generally go out for all the world to see, so there isn't really a privacy concern. Twitter uses OAuth signatures, which appear to make it difficult for a third party to create forged tweets."

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