1501
HFT in my backyard – II
This is insane: more than 28,000 visitors came to read Part I of “HFT in my backyard”. Some of them are inevitably bots, but my logs reveal the majority to be human readers from bank desks, technol…
Top posts
Every blog post that took off on Hacker News, ranked by the votes of its best submission. 3,021 posts.
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Tor security advisory: “relay early” traffic confirmation attack
This advisory was posted on the tor-announce mailing list. SUMMARY: On July 4 2014 we found a...
1504
Attack of the week: FREAK (or 'factoring the NSA for fun and profit')
This is the story of how a handful of cryptographers ‘hacked’ the NSA. It’s also a story of encryption backdoors, and why they never quite work out the way you want them to. But I…
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1506
How Does FaceTime Work?
As an ex-pat living in Denmark, I use FaceTime audio a lot. Not only is it simple to use and reliable, but the sound quality is incredible. For those of you old enough to remember landlines, it reminds me of those but if you had a good headset. When
1507
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AdGuard DNS: A Privacy-Oriented DNS Server
AdGuard DNS: a privacy-oriented DNS service that blocks trackers and ads anywhere, from your PC and mobile devices to smart TV and IoT.
1509
BGP leaks and cryptocurrencies
Over the few last hours, a dozen news stories have broken about how an attacker attempted (and perhaps managed) to steal cryptocurrencies using a BGP leak.
1510
WiFi: “beamforming” only begins to describe it (2014)
[Note to the impatient: to try out my beamforming simulation, which produced the above image, visit my beamlab test page - ideally in a brow...
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It is unlikely that built-in email encryption will ever be available in Gmail
Gmail's end-to-end encryption project seemed dead in 2017. Now it's back, but only for key account customers.
1513
Linux Network Performance Ultimate Guide
https://blog.packagecloud.io/illustrated-guide-monitoring-tuning-linux-networking-stack-receiving-data/
1514
10Gb/s Ethernet: switching to a Broadcom SFP+ module
As predicted by several people, one of my Marvell-based SFP+ modules had overheating problems. I've switched it over to a Broadcom-based one, and it looks better, though I can't be certain.
1515
Brave Talk: Unlimited, private video calls, in browser
Brave Talk brings unlimited, private video calls, right to your browser. No extra apps. No tracking. Just free connections, powered by Brave.
1516
The Internet of Things – A Disaster
It's bullshit, no question, let's get past that part. How did Nest screw up this finished product?
1517
Where's the fastest place to put my server? How much does it matter?
Using my own web server accesslogs and public latency data to get a quantitative answer and why roundtrips are such a pain.
1518
Traceroute Isn't Real
Almost nobody understands how traceroute works. Worse, it's not a real tool
1519
Your WiFi Can See You
And it's so much worse than you think
1520
Let's Encrypt's old root certificate is expiring
On 30th September 2021, the root certificate that Let's Encrypt are currently using, the IdentTrust DST Root CA X3 certificate, will expire. You may or may not need to do anything about this Root CA expiring, but I'm betting a few things will probably break on that day
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How to stop running out of ephemeral ports and love long-lived connections
Often programmers have assumptions that turn out, to their surprise, to be invalid. From my experience this happens a lot. Every API, technology or system can be abused beyond its limits and break in a miserable way
1523
eBPF – The Future of Networking and Security
Isovalent, the company behind Cilium, is announcing its $29M Series A financing round. Lets take a deeper look into where eBPF-based ...
1524
Introduction to Linux interfaces for virtual networking (2018)
Explore common Linux virtual network interfaces, including Bridge, Bonded interface, VLAN, VXLAN, MACVLAN, IPVLAN, MACVTAP/IPVTAP, and more. Learn how to create and use them effectively for your
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Plain Text Protocols
If you haven't noticed already I really love plain text so I thought I would find some plain text protocols that are used in different software systems. The Redis Protocol specification states it best by describing its own protocol, but this applies to all of the plain text protocols I will cover.
1527
IP Addresses Through 2025
It's time for another annual roundup from the world of IP addresses. Let’s see what has changed in the past 12 months in addressing the Internet and look at how IP address allocation information can inform us of the changing nature of the network itself.
1528
FreeBSD on the Raspberry Pi
How to install FreeBSD on a Raspberry Pi, one step in building an Active Directory server with Samba and FreeBSD.
1529
Rocket.chat leverages the Matrix protocol for interoperable communications
Learn more about how the leading open-source platform is furthering its efforts toward collaboration without compromise
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