classic security mistakeclassic security mistake
One of the most obvious (and yet most common) computer security mistakes is to take input from an untrusted (and potentially hostile) source. A classic example of this is in[...]
ssh tunneling of emailssh tunneling of email
On a Debian mailing list someone claimed that it was inconvenient to use ssh tunneling for sending and receiving email due to the issue of broken connections. On my source-dump[...]
how to run dynamic ssh tunnelshow to run dynamic ssh tunnels
service smtps { disable = no socket_type = stream wait = no user = USER server = /usr/bin/ssh server_args = USER@HOST -C /home/USER/bin/localsmtp bind = 127.0.0.1 } service pop2 {[...]
presentation laptopspresentation laptops
I suggested in a previous blog entry that conferences should provide computers that speakers can use for their presentations. The reason for this is that getting one computer working with[...]
Uncategorized
university degreesuniversity degrees
Recently someone asked me for advice on what they can do to improve their career without getting a degree. I have performed a quick poll of some people I know[...]
licence for lecture noteslicence for lecture notes
While attending LCA it occurred to me that the lecture notes from all the talks that I have given lack a copyright notice. So I now retrospectively license my lecture[...]
new release of postalnew release of postal
Today I have released a significant new version of my mail server benchmark Postal! The list of changes is below: Added new program bhm to listen on port 25 and[...]
political compasspolitical compass
It appears that some people don’t understand what right-wing means in terms of politics, apart from using it as a general term of abuse. I recommend visiting the site http://www.politicalcompass.org/[...]
Uncategorized
lifetime failures (LF)lifetime failures (LF)
This morning at LCA Andrew Tanenbaum gave a talk about Minix 3 and his work on creating reliable software. He cited examples of consumer electronics devices such as TVs that[...]
Some ideas for running a conferenceSome ideas for running a conference
Firstly for smooth running of the presentations it would be ideal if laptops were provided for displaying all presentations (obviously this wouldn’t work for live software demos but it would[...]