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I do information security for work and try to fit that in around Scouts, Archery, Swim-Bike-Run, motorbikes, ham radio, Tech, Sailing, kayaking.. (apparently I have too many hobbies)

nuintari's rules of networking 0x13:

Seriously.

NAT is not a firewall.
NAT is not kind of a firewall.
NAT is not like a firewall.
NAT is not sort of a firewall.
NAT is not a firewall.

There is a world of difference between explicitly denied traffic, and traffic dropped because the device just didn't know what to do with it.

This one might be interesting to anyone interested in computer gaming history.

https://dec10.uknet.net

I spent the last couple of weeks finally finishing a project I started for Bletchley Park about 20 years ago. Recreating the original MUD and MIST on a mirror of the original Essex University system that finally closed in 1991.

Roy Trubshaw and Richard Bartle wrote the first online multi-user game (MUD) on Essex University's DECSystem-10 in 1978 and it ran till I closed it in 1991. I diligently backed everything up so I could potentially recover it one day, but as far as I can see, all the DECSystem-10's went to the great scrapyard in the sky, my backups were mostly stolen when my first museum was stolen, and I had huge issues recovering the Essex BCPL compiler to compile what I had left when I finally got a decent TOPS-10 emulator running on a VAX for Bletchley Park.

One good thing about being an unemployable whistleblower is free time, so I finally hunkered down to some 90 hour weeks and built a software replica of the Essex system I think reflects it well. It's running on a KS10 not a KL10 but I had to let some things slip.

I put the latest known versions of MUD and MIST on it, and miraculously found ROCK too.

So, to meander to the point, if you want to see and relive exactly what online multi user gaming was like from 1978 to 1991, you can go to:

https://dec10.uknet.net

Or:

telnet telnet.dec10.uknet.net

(Port 2653 is available for ISPs that block 23)

And then follow the terse instructions from there.

In those days, you were generally faced with a "." prompt and left mostly alone, so for authenticity, I will leave it at that.

I should note that although they were, in their day, wildly popular games with a relatively huge community, this is a museum peice in snapshot-form at the moment. But I will leave them up and running to see what happens and as a useful reference. I wasn't going to, but Richard seemed happy to have MUD running, and former MIST players wanted it back, so...

Pop this a share if you know folks who might be interested.

** Update: New web client that works better.

** Another update - I added a telnet client.

Historically, the telnet connection is much more true to the traditional experience, where you were connecting to a working machine that didn't care about the MUD Guests, so there were no pointers at all. Just rumour and hearsay :)

If any of you Unix/Security people notice I messed up something, please tell me. I left "^], !sh" open on the telnet link for about 2 minutes and nearly had a heart-attack once I spotted it :D

#history #digital #retrogaming #retrocomputing #games #mud #muds #mist #rock #computers #emulation #emulators #vms #tops10 #museum #history #bletchleypark #simh #essex #uk #computinghistory #36bit #engineering #Linux #Security

(don't try this on a phone!)

ttyd - Terminal

I have had a clock decide that it must now be DST and show the wrong time.. if something attempts to do dst updates it would be nice to actually get when the change is due to happen within a couple of weeks!

Cambridge half marathon done.. hard work and my legs decided I was a jerk for the last 5k or so.. now just need to get to the point where I can do that after a swim and cycle... (The word just is doing a LOT of work in this sentence)

#WeHackHealth #running #cambridgehalfmarathon

Last year it was possible to watch free to air race highlights on Quest from the 'Eurosport' team. I don't see even that, this year. Have I missed it somewhere? Disappointed to have entirely missed Strade Bianchi 😞

I used to subscribe to GCN, which was a perfectly reasonable price. But TNT can shove £31pm up the tailpipe of a footballer's Bentley.

I looked at some completely legitimate streams from alternate providers, but they're a faff and I can't be arsed. Perhaps professional cycling just doesn't want my money? #cycling

New nail art!

#nailart

Oh no my BLT drive on my computer went AWOL!

I’ve been thinking about this for days. Incredible stochastic algorithm, gets more reliable the larger your input, incredibly fast, trivial to implement and deterministic on its inputs. It really has so much going for it.

(Via @jonathankoren )

PSA: If you block the `claude` user on GitHub, you'll get a warning every time you view a repo with that user in its commit history.

Now, the moment you look at a repo, you can immediately adjust your expectations.

You may do so here: https://github.com/settings/blocked_users