Articles by Stephan Jau

  • HOWTO: Unlock A LUKS Encrypted Root Partition Via SSH On Ubuntu

    Author: sjauTags: Comments: 12

    HOWTO: Unlock A LUKS Encrypted Root Partition Via SSH On Ubuntu Fully encrypted systems prevent others from getting your data from physical access. The rationale behind the encryption of a complete system is that you don't have worry about what you encrypt and what not, because everything (except for the /boot) partition will be encrypted. However the problem I have encountered so far is, how could I reboot my computer from afar? I would be required to be in front of the computer and enter the password. I have wondered this far how I could reboot the computer remotely.

  • HOWTO: Encrypt The System Manually Upon Installation (Ubuntu 8.04)

    Author: sjauTags: , Comments: 3

    HOWTO: Encrypt The System Manually Upon Installation (Ubuntu 8.04) This tutorial describes how you can encrypt an Ubuntu 8.04 (Hardy Heron) system right during the initial installation.

  • HOWTO: Automatically Unlock LUKS Encrypted Drives With A Keyfile

    Author: sjauTags: Comments: 19

    HOWTO: Automatically Unlock LUKS Encrypted Drives With A Keyfile This howto shows how to unlock multiple devices in the intial ramdisk remotely. I suggest to use a keyfile for automatic unlocking. The keyfile should be stored in the normally encrypted root partition - so you still have to unlock that one. During boot process it will then be used to unlock all the other devices.

  • How To Automate Spamcop Submissions

    Author: Stephan JauTags: Comments: 17

    How To Automate Spamcop Submissions Spamcop is a service which provides RBLs for mailservers in order to reject incoming mail from spammers. Their philosophy is to process possible spam complaints from users. When they receive a certain amount of complaints during a time-period then they will blacklist the offender. This system is dependant on spam reporting from users. However, their submission process is not very user-friendly [...]

  • Create A Desktop Background Wallpaper Changer For Xfce

    Author: sjauTags: , Comments: 8

    Create A Desktop Background Wallpaper Changer For Xfce I have switched to Xubuntu a few months ago coming from Kubuntu. In Kubuntu I liked the (already available) option of setting up a list of image files and have them randomly displayed as background image on the desktop. This was one of the things I have missed so far in Xfce. This small howto shows you how you can randomly display background wallpapers in XFCE.

  • Create Incremental Snapshot-style Backups With rSync And SSH

    Author: sjauTags: Comments: 25

    Create Incremental Snapshot-style Backups With rSync And SSHAs neither human nor computers are perfect (humans err / computers may fail) it is quite obvious that a good backup system will prevent from too much damage once the computer may go down. This could be either because the harddrive is failing or because of hackers or because you accidentally deleted something important.In this tutorial I will show you how to automate backups automatically in an incremental snapshot-style way by using rSync.

  • How To Compile rTorrent From SVN In Ubuntu Gutsy Gibbon

    Author: sjauTags: Comments: 0

    How To Compile rTorrent From SVN In Ubuntu Gutsy Gibbon Torrent is a great way to transfer large files very quickly. However most torrent clients are gui based and have quite some impact on system resources (e.g. Azureus). rTorrent is a lightweight client running from the terminal. Being able to run it in a screen session (also upon boot) makes it ideal to also control it from a remote location.

  • How To Compile rTorrent From SVN In Ubuntu Feisty Fawn

    Author: sjauTags: Comments: 0

    How To Compile rTorrent From SVN In Ubuntu Feisty Fawn Torrent is a great way to transfer large files very quickly. However most torrent clients are gui based and have quite some impact on system resources (e.g. Azureus). rTorrent is a lightweight client running from the terminal. Being able to run it in a screen session (also upon boot) makes it ideal to also control it from a remote location.

  • HowTo Compile rTorrent From SVN In Ubuntu 8.04 Hardy Heron

    Author: sjauTags: Comments: 4

    HowTo Compile rTorrent From SVN In Ubuntu 8.04 Hardy Heron Torrent is a great way to transfer large files very quickly. However most torrent clients are gui based and have quite some impact on system resources (e.g. Azureus). rTorrent is a lightweight client running from the terminal. Being able to run it in a screen session (also upon boot) makes it ideal to also control it from a remote location.