Security

Security related items

SSH Key authentication and Tunneling to a proxy host Monday, June 23, 2008

Someone asked how to set this up quickly and easily… the idea being:
1) you have a host somewhere on the interwebs that’s accessible via SSH and runs a squid/proxy for you
2) you have a macintosh
3) you don’t normally do unix-y things
4) you’d like a command-line quick and easy setup to allow you to proxy your traffic (web/chat) through your ssh host and sqiud

Cisco AP1220 IOS upgrade Monday, April 28, 2008

a quicky upgrade tutorial for the AP1220 series aironet wireless access-point.

GPG key expiring or not Tuesday, April 01, 2008

So, after a period of time your GPG key will expire, if you want it to expire, that’s good news. If you happen to still be using it, not so good news. Simple un-expire instructions follow.

Hey lookie, a patent? Monday, May 14, 2007

Work had is go over all our work from the last year looking for possible patentable things, this is the result (one result I suppose).

GPG/PGP for the pine application Monday, February 26, 2007

GnuPG and PGP are public key encryption programs, they are nice and convenient and helpful at avoiding sending ‘important’ content in the clear in email (SMTP is plain-text you remember, right?) Often console-based email clients can be fussy to setup to use this software. Here’s a quick guide, stolen from someone else (Stolen-content).

Setting an SSL Certificate's passphrase Thursday, February 22, 2007

Often when you start with an SSL certificate it has a passphrase, you may want to change that later. You may realize your webserver won’t start without entering a passphrase at the startup dialog. That’d be a bad thing for your webserver, eh? Really the problem isn’t with the certificate so much as the key, which is encrypted with a passphrase.

Making yourself an SSL certificate Monday, October 30, 2006

How many people have wanted to make an SSL certificate for one reason or another and didn’t want to pay the outrageous fees to someone to get a legittimate one, afterall if it’s just encryption you want why pay when openssl makes them free for you? Here’s how…

Automating Secure File Copies - ssh forced command keys Sunday, June 11, 2006

Ever had to move data around on a regular basis? Say to copy statistics and such from machine to machine to a central location without having some hokie psuedo user with funked up permissions? Have you the same problem as I do? Every single time you want to do this you have to google: “ssh forced command keys” and hope that link 3 doesn’t change on you? Fear not… documentation below!

Securing Your Network Equipment - simple steps Tuesday, January 31, 2006

A few simple yet apparently often overlooked security measures for equipment that lives on an untrusted network.

Log Analysis, why not grep? Saturday, January 14, 2006

Grep, sort, uniq, awk, sed are all worthy tools, but part of the job is deciding when one tool, or tool-set is no longer enough to accomplish your mission. When should you turn over the job to a true sorting engine, a relational database?

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