Associate prof and CS honors chair @umdcs, Security researcher. Founder of https://xitter.cf/t.co/k3MxVvXjsL

College Park, MD
Joined January 2016
My Dad unexpectedly passed away last Thursday at the age of 84, peacefully, calmly, in the house I grew up in. He was an inventor, a radio operator, a pilot, an entrepreneur, an amazing father and pop-pop. He never let a loving thought go unsaid. Love you, pop.
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On @Cloudflare Radar, you can now track various forms of traffic tampering around the world! This is the result of our collaboration between @UofMaryland and Cloudflare to develop passive ways of detecting when third parties tamper with user traffic. Stay tuned for a blog post!
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My colleague @Alan_Lau gave a great talk at #HotNets about applying LLMs to help automate internet incident investigation!
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Replying to @socrates1024
Weird Al Nostradamus
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The flagship flag ship program.
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Oh that was my broader call for more data (relevant picture attached 😊)-- I'm not trying to dump this on you!
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I bought this shirt ~15 years ago and waited for the right opportunity to wear it. Today was that day, as I performed a science experiment with my kid's class. Thank you @PHDcomics for helping introduce a love for data to a new generation!
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There are many other instances of crime and re-victimization in the paper. Here's a table summarizing 15 of the phones.
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We found many instances of identity theft, including victims' social social security numbers, credit card numbers, bank account information, passports and other forms of identification—the literal definitions of "personally identifiable information".
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First, there were all the things you might expect: text messages, photos (including nudity, drugs, weapons), browsing histories, cookies, usernames, passwords,...
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That was not the only time a phone's credentials were included in the auction. Here is another PropertyRoom auction from Jan 2020 that has what appears to be a swipe pattern on it (we did not purchase this phone or confirm).
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The police appear to have cracked one phone's PIN using @GrayshiftLLC's GrayKey. Here's the picture from PropertyRoom. This phone arrived with a sticky-note on the back; we confirmed the number was the PIN. This was not one of the most common PINs; we would not have guessed it.
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