andunix.net

VBoxManage (The VirtualBox CLI)

Anonymous (anonymous@undisclosed.example.com) — 2014-02-22T13:16:38+00:00

VBoxManage (The VirtualBox CLI) This is a online reference of the output of VBoxManage without options. Oracle VM VirtualBox Command Line Management Interface Version 4.2.16 (C) 2005-2013 Oracle Corporation All rights reserved. Usage: VBoxManage []

Set a Mac's Hostname

Anonymous (anonymous@undisclosed.example.com) — 2015-11-25T08:53:23+00:00

Set a Mac's Hostname To set the permanent hostname, use the scutil utility (enter the desired hostname instead of the_hostname): sudo scutil --set HostName the_hostname Credits * mac osx cli sysadmin

Virtual Network Visualization

Anonymous (anonymous@undisclosed.example.com) — 2013-02-04T22:17:36+00:00

Virtual Network Visualization OpenSolaris supports virtual networks using virtual interfaces connected with virtual switches. This feature was introduced with Project Crossbow in OpenSolaris 2009.06. To visualize the internal network(s), I created a perl script which takes the output of

Thunderbird Extendsions

Anonymous (anonymous@undisclosed.example.com) — 2013-07-24T08:05:41+00:00

Thunderbird Extendsions * Lightning * Lightning Calendar Tabs * Mail Redirect * Nostalgy * Lightning QR-Code Add-on * Quicktext mozilla thunderbird extension add-on

Compare a Key with its Certificate

Anonymous (anonymous@undisclosed.example.com) — 2013-02-18T14:26:27+00:00

Compare a Key with its Certificate Credit for this example goes to “Verifying that a Private Key Matches a Certificate” from the University of Wisconsin Knowledgebase. To see if a key server.key belongs to the certificate server.crt, they need to have the same “modulus” and “exponent”. openssl x509 -noout -text -in server.crt openssl rsa -noout -text -in server.key

Debug Server Certificate from Client

Anonymous (anonymous@undisclosed.example.com) — 2014-04-28T08:07:54+00:00

Debug Server Certificate from Client Credit for this example goes to “ Checking A Remote Certificate Chain With OpenSSL” from langui.sh. openssl s_client -showcerts -connect www.andunix.net:443 Informations about the used arguments from the OpenSSL man page: * s_client: SSL/TLS client program * -showcerts: display the whole server certificate chain: normally only the server certificate itself is displayed.

Setting the Timezone

Anonymous (anonymous@undisclosed.example.com) — 2013-03-08T10:45:00+00:00

Setting the Timezone The timezone is stored in the file /etc/timezone. Check the Timezone cat /etc/timezone Example: # cat /etc/timezone Europe/London Set the Timezone You can use vi: vi /etc/timezone Or set it directy: echo "Europe/Berlin" > /etc/timezone

Plaintext

Anonymous (anonymous@undisclosed.example.com) — 2013-02-04T22:17:20+00:00

Plaintext The plaintext is unencrypted and unsigned text. It's the payload which then get's signed and/or encrypted. Wikipedia defines plaintext as: " In cryptography, plaintext is information a sender wishes to transmit to a receiver. Cleartext is often used as a synonym. Before the computer era, plaintext most commonly meant message text in the language of the communicating parties. Plaintext has reference to the operation of cryptographic algorithms, usually encryption algorithms, and is …

Android Backup

Anonymous (anonymous@undisclosed.example.com) — 2013-04-24T12:11:00+00:00

Android Backup To backup your device, use this command. It will automatically insert the current date in the filename: adb backup -apk -shared -all -f $(date '+%Y-%m-%d').db If you are havong problems with the connection (“adb: unable to connect for backup

Print Information about a Key

Anonymous (anonymous@undisclosed.example.com) — 2015-01-29T09:15:22+00:00

Print Information about a Key openssl x509 -inform DER -in testkey.cer -noout -text Informations about the used arguments from the OpenSSL man page: * x509: Certificate display and signing utility. * -inform DER: This specifies the input format normally the command will expect an X509 certificate but this can change if other options such as -req are present. The DER format is the DER encoding of the certificate and PEM is the base64 encoding of the DER encoding with header and footer lines …

Print Information about a Certificate

Anonymous (anonymous@undisclosed.example.com) — 2015-12-09T07:36:40+00:00

Print Information about a Certificate openssl x509 -in testkey.crt -noout -text Informations about the used arguments from the OpenSSL man page: * x509: Certificate display and signing utility. * -in testkey.crt: This specifies the input filename to read a certificate from or standard input if this option is not specified.

Cursor Size

Anonymous (anonymous@undisclosed.example.com) — 2016-07-12T09:43:10+00:00

Cursor Size To change the mouse cursor size in GNOME, use this command. Substitute the value 32 with your prefered size. gsettings set org.gnome.desktop.interface cursor-size 32 desktop gnome linux mouse cursor settings

info:firefox

Anonymous (anonymous@undisclosed.example.com) — 2013-08-02T19:34:46+00:00

This page is redirected to Firefox.

Cleanup Packages

Anonymous (anonymous@undisclosed.example.com) — 2014-04-28T09:01:22+00:00

Cleanup Packages Purge uninstalled Packages If a package is removed, it is only uninstalled, but the configuration remains on the system. This is a good thing, as you are able to reinstall the package and have it configured with the old configuration. But if you want to cleanup this old stuff, you can ge a list of uninstalled (but not purged) packages with this command:

DynDNS Updates without a Client

Anonymous (anonymous@undisclosed.example.com) — 2013-02-04T22:17:34+00:00

DynDNS Updates without a Client My new hosting provide Strato offers DynDNS. I was searching for a DynDNS client for my OpenSolaris Home Server, but a small bash script does the job as good as any other client. #! /bin/bash . ${HOME}/.dyndns.cfg DOMAINS=$(cat ${HOME}/.dyndns.domains) echo "$(date '+%Y-%m-%d %H:%M') $(basename $0)" for domain in ${DOMAINS}; do echo -n " ${domain} - " curl --silent --show-error --insecure --user ${LOGIN} "${UPDATE_URL}?hostname=${domain}" d…