IPSec from scratch
IPSec always felt very painful to me. Even though I read through the RFCs, it always felt so disconnected from the software impleme...
How starting to use MacOS changed my perception of Apple things
In MacOS, Storry, May 28, 2024Counting in Japanese
In Other, Trivia, Mar 08, 2024How to modify openssl CSR before signing
In Development, Documentation, OpenSSL, TLS, Mar 07, 2024All Stories
Disable Zone Transfer BIND9
If you use webmin go to "Zone Defaults" and enter "none" into the "Allow transfers from..." text box. If you don't use webmin go to the file "/etc/bind/named.conf.options" and en...
In DNS, Linux, Dec 21, 2015Presentation about Hacking [German]
Presentation Hacking Handout Presentation Hacking PowerPoint
In Presentation, Nov 29, 2015Enable Strict Replication Consistency
If your Domain had existed pre Windows 2003 you have to run the following command:Open Nodepad and add the text (NO WHITE-SPACES AT THE END):dn: CN=94fdebc6-8eeb-4640-80de-ec52b9ca17f...
In General, Nov 14, 20152012R2 IPv6 DHCP without Router
If you want to have your DHCP-Server assigning unique local ipv6 addresses, but you don't have a IPv6 gateway or router jet, you will notice the following behavior: The IPv6 adre...
In DHCP, IPv6, Oct 29, 2015Remote Powershell
Login automatically with current privileges Enter-PSSession -computername hostname
In Administration, PowerShell, Oct 27, 2015Powershell UNC and Registry Paths
In Administration, PowerShell, Oct 27, 2015Get Powershell Version
$PSVersionTable $PSVersionTable.PSCompatibleVersions$PSVersionTable.PSVersion
In PowerShell, Oct 27, 2015Logfile Monitoring (PowerShell/Bash)
In Linux, PowerShell, Oct 23, 2015Native Network Scanner - foreach-object (PowerShell)
1..255 | foreach-object {[System.Net.Networkinformation.Ping]::new().Send("192.168.1.$_") } |where-object {$_.Status -eq "success"} | select Address
In PowerShell, Oct 23, 2015Status Monitoring - Statusbar
How to have one line updated, for example showing available disk space updated every second.Within one line: while true; do echo -ne "$(df | grep /dev/sda4)\\r"; sleep 1; donehow ...
In Linux, Oct 19, 2015SFC is deprecated, use dism instead
Often sfc.exe reports errors that it cannot resolve automatically. Instead of "sfc.exe /scannow" run as Administrator: Dism /Online /Cleanup-Image /ScanHealth Dism /Online /C...
In System recovery, Oct 19, 2015Featured
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Twitter hack lessons learned
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shadow compile error
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gcc compile error
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ncurses5.9 compile error
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m4 1.4.17 fails to compile
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Hacking an SQL-Server
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Encrypted LVM remote unlock
In Administration, Linux, LVM, Security,