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DIY: Cheap, ultra low-power radios that communicate over thousands of miles
QRSS is a term used in ham radio to mean "very slow speed morse code". QRPp means "using a very low power radio transmitter". What happens when you combine
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The latest blog posts to take off on Hacker News. 3,021 posts.
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A couple neat things about using chemical elements as hostnames
Everyone has their own favorite host naming conventions. Usually it’s something arbitrary, like naming all machines after characters from a TV show.
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Facebook's DKIM RSA key should be crackable
If Facebook sends you a mail they will sign it using DKIM . Here are the headers from a mail I received the other day: DKIM-Signature: v=1...
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What Every Developer Should Know About URLs
Everything a web developer should know about URLs: their nine parts, special characters and encoding, and how relative URLs resolve to absolute ones.
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Think big with a gig: Our experimental fiber network
Insights from Googlers into our products, technology, and the Google culture
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MSNBOT must die
If you've suffered any problems accessing any of the sites, the databases, the CPAN mirror, etc from the CPAN Testers server last night, please direct your wrath at Microsoft. Last night the msnbot took out the CPAN Testers server with a dedicated denial of service attack. As a consequence measures are now being put…
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Introducing Google Public DNS: A new DNS resolver from Google
Today, as part of our efforts to make the web faster , we are announcing Google Public DNS , a new experimental public DNS resolver. The DNS...
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Changing the game with μTP
μTP or “micro-Transport Protocol” is a new protocol from BitTorrent, Inc. that is at the heart of the new major release of our popular BitTorrent clients “μTorrent” and “BitTorrent Mainline”. It is going to be available as the default transport mechanism in both μTorrent v2.0 and BitTorrent v7.0. So what’s the big…
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Advanced SSH Techniques
At one site where I provide technical assistance, access to the network is all done via ssh over the Internet. However, one can't get access to the machines directly; one must first make an ssh connection to a gateway box I'll call martha. martha doesn't allow one to use regular passwords or keys, though. We're all…
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A full TCP/IP stack in under 200 LoC (and the power of DSLs)
(Note: This is the third and final part of a series. Part one appeared Monday and part two appeared yesterday.)
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Google Sync: Now with push Gmail support
Earlier this year , we launched Google Sync which allows you to synchronize your Gmail Contacts and Google Calendar with your iPhone, Window...
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How to run a Linux based home web server
Sometimes you need complete control over the server, and don't want to pay $20 to $40 a month for a VPS. In this article, I'll describe step by step how to set up a home web server using Ubuntu, capable of handling modest spikes in traffic.
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Infiltrating a Botnet - A Conversation With a Botmaster
Overview Defending a Customer from a Botmaster An Unsuspecting Customer Stopping the Bot Conversations with a Botmaster You Can Find Anything on the Internet One-Stop Botnet Shopping Pretense to Avoid Pwning Conclusion References Acknowledgments
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