When you work on different computers with ssh you have the problem that on every first time connect ssh asks you to accept the fingerprint of the server. Most people just type “yes”, because they can’t memorize the fingerprints. But if you care about security (which you should do when using ssh …) this is not really an option. One possible solution is to carry with you all the fingerprints you have in your palmpilot. Continue reading “ssh key fingerprints on your palmpilot”
Category: network
Sichere Passwörter in Windows-Netzwerken (ntlmv2)
Kaum zu glauben, aber standardmäßig versenden die Windows-Versionen NT, 2000 und XP immer noch die unsicheren Lanman-Passwörter ins Netzwerk. Zusätzlich ist die einzig sinnvolle Option, nämlich die NTLMv2-Authentifizierung zu verwenden, standardmäßig deaktiviert…
Continue reading “Sichere Passwörter in Windows-Netzwerken (ntlmv2)”
Copy over network using tar and netcat
To fast copy something over a network use the following combination of tar and netcat:
dest$ nc -l 8000 | tar -x sour$ tar -pc directory | nc host 8000
Work related to OMNeT++
I wrote this article originally back in 2005. It was originally available at http://www.georglutz.de/wiki/OmnetPlusPlus. The information you find below might be rather outdated now and I don’t plan to work on it further, but I put it in the blog for archival purposes on this particular date – Georg in June 2011.