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33C3 talk on dissecting cellular modems
Yesterday, together with Holger 'zecke' Freyther, I co-presented at 33C3 about Dissectiong modern (3G/4G) cellular modems. This presentation covers some of our recent explorations into a specific type
New
The latest blog posts to take off on Hacker News. 89 posts.
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μWWVB: A Tiny WWVB Station
μWWVB is a watch stand that automatically sets the time on atomic wristwatches where regular WWVB signal isn't available.
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Blocking-resistant communication through domain fronting
David Fifield, University of California, Berkeley Chang Lan, University of California, Berkeley Rod Hynes, Psiphon Inc Percy Wegmann, Brave New Software Vern Paxson, University of California, Berkeley and the International Computer Science Institute
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Amazon Dash Button's Wireless Audio Configuration
Update: I’ve learned a bit more and as such, see the bottom of the post for an update. I’ve been slow to update this but now that it’s seeming to be gaining a lot of traffic (lead…
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Say No to Paxos Overhead: Replacing Consensus with Network Ordering
Just say NO to Paxos overhead: replacing consensus with network ordering Li et al., OSDI 2016 Everyone knows that consensus systems such as Paxos, Viewstamped Replication, and Raft impose high over…
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The Orphaned Internet – Taking Over 120K Domains via a DNS Vulnerability
A Hacker's Blog of Unintended Use and Insomnia.
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Slack client for Commodore 64
Slack is great. Many smarter people than me also think that Slack is great. Slack is great because its simple and easier to deal with than emails. With all t...
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IP Over QR Code
**UPDATE** Some have ask the throughput I am getting, its just about 100 Bytes per second, but hopefully I can improve it :) **UPDATE 2** Removing my custom seq/ack header and it still works and is…
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H.264 is Magic
A high level walkthrough of the basics of video compression techniques used in MPEG, AVC/H.264, codecs.
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Total Nightmare: USB-C and Thunderbolt 3
Did you buy the new MacBook or MacBook Pro? Maybe the Google Pixel? You're about to enter a world of confusion thanks to those new "USB-C" ports. See, that simple-looking port hides a world of complexity, and the (thankful) backward-compatibility uses different kinds of cables for different tasks. Shoppers have to be…
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Russian ship loitering near undersea cables
**Russian ship loitering near undersea cables** Updated: Original article 9th Oct. 2016. The Russian Navy’s Project 22010 mini-sub host ship Yantar is known for loitering near undersea internet cables (known as Submarine communications Cables - SCC). It may have other special missions also…. Read More >….
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IP Spoofing
The recording and slides are available, but for easier consumption here's a transcript.
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Are closed social networks inevitable? (2010)
This is an archive of an old Google Buzz conversation (circa 2010?) on a variety of topics, including whether or not it's inevetible that a closed platform will dominate social.
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Gr-satellites – A collection of GNUradio decoders for satellite telemetry
This post is to present my gr-satellites project. The goal of this project is to make a collection of GNUradio decoders for the telemetry of different satellites. The decoders support submitting telemetry in real time to the PE0SAT telemetry server . Another goal is that the decoders are as easy to use as possible, to…
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Using Gmail with Mutt
A tutorial on using gmail with mutt, a console-based email client, along with some advanced concepts such as encrypting your account password and sending emails from a different <code>From</code> address.
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Roughtime: a protocol for secure, auditable time synchronisation
Security protocols often assume an accurate, local clock (e.g. TLS, Kerberos, DNSSEC and more). It's a widely accepted assumption when designing protocols but, for a lot of people, it just isn't true. We find good evidence that at least 25% of all certificate errors in Chrome are due to a bad local clock.
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Weirdly broken Wi-Fi access points
And how to work around one kind on Mac OSX
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Running a Tor Exit Node for Fun and E-mails
The Tor Project is a non-profit organization in the United States that created Tor, The Onion Router, a free software that creates an open network of volunteers which helps people anonymize their traffic by routing it through three or more other computers before it reaches its final destination.
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