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New
The latest blog posts to take off on Hacker News. 3,021 posts.
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Scalable Live Video Streaming Using NGINX and MPEG-DASH/HLS
Deliver modern applications with NGINX. Explore high-performance load balancing, API gateways, and web server solutions trusted by top global enterprises.
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The Tor Project: Building the Next Generation of Onion Services
A few weeks ago, a small group of Tor developers got together in Montreal and worked on onion...
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TOTP SSH port fluxing
Some people change their SSH port on their servers so that it is slightly harder to find for bots or other nasties and while that is generally viewed as an action of security through obscurity it does work very well at killing a lot of the automated logins you always see in /var/log/auth.log .
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Google moves to replace Flash with HTML5
By the end of this year Chrome will begin ignoring Flash as Google takes another step towards removing the "final Plugin" by replacing Flash with HTML5.
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Advanced Ping: httping, dnsping, smtpping
I really love ping! It is easy to use and directly reveals whether the network works or not. Refer to Why Ping is no Security Flaw! (But your Friend) and Advanced Tracerouting . At least outgoing pings (from trust to untrust) should be allowed without any security concerns. However, many companies are denying these…
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Google Chrome 51 disables HTTP/2 on most Linux distros due to old OpenSSL
Chrome drops NPN for ALPN on May 31st, requiring OpenSSL 1.0.2+. CentOS, Debian, and most Ubuntu versions can't support it, breaking HTTP/2 for millions.
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How Fastly coded their own routing layer for scaling CDN
This post is the first in a series detailing the evolution of network software at Fastly. We’re unique amongst our peers in that from inception, we’ve always viewed networking as an integral part of our product rather than a cost center. We rarely share what we do with the wider networking community however, in part…
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My url isn't your url
When I started the precursor to the curl project, httpget, back in 1996, I wrote my first URL parser. Back then, the universal address was still called URL: Uniform Resource Locators. That spec was published by the IETF in 1994. The term "URL" was then used as source for inspiration when naming the tool and … Continue…
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Everybody gets WebSockets
Two summers ago, with a seemed-big-at-the-time network of 28 datacenters, not long after introducing Medellin, CloudFlare introduced support for WebSockets, initially for our Enterprise customers.
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The curious case of slow downloads
Some time ago we discovered that certain very slow downloads were getting abruptly terminated and began investigating whether that was a client (i.e. web browser) or server (i.e. us) problem.
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SSH for Fun and Profit
In May last year, a new attack on the Diffie Hellman algorithm was released, called Logjam . At the time, I was working on a security team, so it was our responsiblity to check that none of our servers would be affected. We ran through our TLS config and decided it was safe, but also needed to check that our SSH…
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Wangle – an asynchronous C++ networking and RPC library
Visit the post for more.
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Google CDN Beta is already one of the fastest CDNs
Some months ago, Google launched their Alpha program for their upcoming CDN service. We kept a close eye to their development and in the meanwhile, in NEXT 2016 Google has already announced the Beta phase of their CDN. We already discussed how this new product will fit in the broad palette of content distribution…
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House Passes Bill to Sabotage Net Neutrality
H.R. 2666 Would Undermine FCC’s Charge to Protect the Open Internet In a disappointing turn of events, the U.S. House of Representatives voted 241 to 173 to pass H.R. 2666, the No Rate Regulation of Broadband Internet Access Act, a bill that would undermine the FCC’s ability to enforce key net...
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Hidden latency in the Linux network stack
Back in November we wrote a blog post about one latency spike. Today I'd like to share a continuation of that story. As it turns out, the misconfigured rmem setting wasn't the only source of added latency. It looked like Mr Wolf hadn't finished his job.
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Bash on Ubuntu on Windows
At //Build 2016, Microsoft announced the ability to run native Bash and GNU/Linux command-line tools directly on the new Windows Subsystem for Linux
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You can now install a GSM network using apt-get
This is great news: You can now install a GSM network using apt-get! Thanks to the efforts of Debian developer Ruben Undheim, there's now an OpenBSC (with all its flavors like OsmoBSC, OsmoNITB, OsmoS
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The Trouble with CloudFlare
Wednesday, CloudFlare blogged that 94% of the requests it sees from Tor are "malicious." We find...
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Attack of the Week: Apple iMessage
Today’s Washington Post has a story entitled “Johns Hopkins researchers poke a hole in Apple’s encryption”, which describes the results of some research my students and I have bee…
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