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Securing your passwords in KeePass

Posted 12-04-2013 at 11:14 AM by sag47
Updated 12-04-2013 at 11:22 AM by sag47

The Linux port of KeePass is called KeePassX.

The following knowledge base article discusses the encryption mechanisms involved with securing keepass databases.

http://keepass.info/help/base/security.html

That's a good read and I highly recommend everyone read it. It tells you about mitigating brute force attacks by modifying iterations of hashes. It even has a little button that computes 1 seconds worth of hashes automatically so that it takes one second...
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Old

iptables workstation config

Posted 11-17-2013 at 10:03 AM by sag47
Updated 11-17-2013 at 11:07 AM by sag47
Tags iptables, ufw

Here's a decent iptables for a workstation that doesn't normally serve hosted applications. It is meant to just block the network while allowing the user to still use the network unhindered. If services will need to connect to your system then you'll have to open ports in the firewall.

Code:
#load firewall config with iptables-restore < iptables.rules
*filter
:INPUT ACCEPT [0:0]
:FORWARD ACCEPT [0:0]
:OUTPUT ACCEPT [0:0]
#The following rules required
...
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Old

podupti.me statistics for Diaspora

Posted 10-21-2013 at 11:24 AM by sag47
Updated 10-21-2013 at 01:59 PM by sag47

If you've not heard of Diaspora I recommend you check it out.


Today I was playing with SSL statistics with podupti.me which is a list of publicly hosted Diaspora pods. After viewing their source I found that I could knock against their API to pull domain names. This was more for a personal scripting exercise than anything. I'm sharing the results with you, the reader.

Getting secure host names

I basically ran python code like the following......
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Old

man page keyboard shortcuts

Posted 02-24-2013 at 08:30 AM by sag47

Here's a short list of keyboard shortcuts for reading man pages that I've learned by usage. I've not found a good place shortcuts are documented; man page or otherwise.

Code:
man bash
Use SHIFT+G to scroll to bottom of the page and look at FILES. You'll also learn more about how bash loads the bashrc if you read the INVOCATION section of the bash man page.

Helpful shortcuts for man pages...
  • k and j go up and down one line.
  • Ctrl+u and Ctrl+d go up and down half
...
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Old

Headless file conversion using LibreOffice as a service

Posted 02-12-2013 at 10:16 PM by sag47
Updated 02-12-2013 at 10:38 PM by sag47

The content outlined here also works for OpenOffice. This post was inspired by a question I was answering on the forums.

System Setup
I installed LibreOffice packages using a PPA in Kubuntu. Here is information about my environment.
Code:
Tue Feb 12 23:00:54 EST 2013
Ubuntu 12.04.2 LTS
Linux 3.2.0-37-generic x86_64 GNU/Linux
GNU bash, version 4.2.24(1)-release (x86_64-pc-linux-gnu)
LibreOffice 3.5 (Version: 1:3.5.4-0ubuntu1.1)
unoconv 0.4
...
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