benjojo blog

A surprising amount of people want to be in North Korea While the president of the United States and the leader of North Korea were/are currently beefing on Twitter about who should destroy the world first, North Korea was also causing me some pers

Email delivery is stuck on IPv4 Generally speaking there is nothing that people want to talk about less than email delivery and for good reason, Email is continuously seen as one of those archaic protocols that everyone wants to improve but unfortu

Traceroute Haiku’s Sometimes I like to think that I do “serious” blog posts like “The strange case of ICMP Type 69 on Linux” or [“Anycast possibly done better”](https://blog.benjojo.co.uk/post

IP over AX.25 over 802.11 with ESP8266 I love obscure protocols, and while most of the world’s legacy X.25 equipment is slowly being shut down.

IPv6 anycast possibly done better Anycasting IP space has become quite a meme in the networking world in the last few years, with it being used sparsely in the past for UDP based services like DNS.

Building a legacy search engine for a legacy protocol Translations are availa

Just how long do DNS resolvers cache last?

Monitoring SNMP less devices with ease In the consumer world you will likely encounter networking devices that don’t have a easy way to poll for their network stats, or in some cases you hate <abbr style=“border-bottom: 1px dotted green;” title=“S

Ludicrously cheap HDMI capture for Linux Lately I have had the need to do real time video capture from HDMI devices as o

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](https://en.wikipedia.org/wiki/S

I may be the only evil (bit) user on the internet Almost every year a joke RFC is made on April 1st (these have caught on so well, that it’s now common to see more than one of these every year

The strange case of ICMP Type 69 on Linux I run collectd stats on many of my servers and one thing I enable on some (but not all) of the

robots.txt usage over the Alexa million If you ever had to deal with bots while running a site you will have at least at some point looked into robots.txt, a system that isn’t rea

Propagation slow?

Auditing GitHub users’ SSH key quality Translations are available in: <a href

YAMware Old Malware can still be fun!

Detecting anycast addresses and more Anycast networks are a pretty interesting way to fix quite a few issues with networked services that involve needing global spread.

A peek into the USM format A game that I really liked the visuals off, Crysis 3 uses a video file format called USM, This is a rather odd to me, since when I am used to pulling games apart for their assets, I am used to BINK video being used for th

Reverse Proxy + Cache for Minecraft One of the things that I like to play from time to time is Minecraft, however one of things ( at least with me this is ) is that Minecraft is best played with other people, This however means you have to go throu

MITM’ing TLS/SSL for debugging purposes From time to time you may want to debug TLS, Now this is not as easy as you might think, Because of the nature of TLS, you don’t really want to have anyone (even if they technically may have the key on the se

Thoughts on GitHub streaking Thought it might be a good idea to brain dump on my thoughts of “Write Code Everyday” and more to the point the [github challenge](http://ryanseys.com/blog/177-days-of-gith

Mumble: A referral was returned from the server.

Lessons from APL, a “lost” language A few weeks back the forum that I go on often held a obfuscation challenge, and people joked around about submitting a entry that was coded in APL.

NPM build error NPM has a bunch of useful stuff on it, however you could in life while using NPM get this: stack Error: "pre" versions of node cannot be installed, use the --node dir flag instead This error basically says “Give me the node

Dealing with MySQL resource shortage You may in life while working with mysql get the following errors: ERROR 1016 (HY000) at line 1: Can't open file: '.

Super Easy Twitter Bots I often get really quite mad ideas on writing twitter bots, But I often get pretty bored of doing all of the boiler plate that is required when wanting to achieve these things.

Running around HTTP firewalls When I was in 6th form and I wanted to get SSH access to my own systems I had quite a few issues doing so, Since port 22 was blocked and just about every other port was, For the first year that was fine however since