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Archive for the 'Security' Category

Debian Security Related

Update passwords in batch mode Using chpasswd

Posted by Admin on 25th October 2008

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Sometimes, you need to put a non-interactive passwords using scripts, as you can see, you can’t use passwd tool, because it only works using interactive way.

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Posted in General, Security | 1 Comment »

Howto perform UDP tunneling through SSH connection

Posted by Admin on 21st August 2008

In this tutorial we will are going to provide simple procedure how to to perform UDP tunneling through an SSH connection.Say you need to forward UDP packets between two remote networks securely.

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Posted in General, Security | No Comments »

Fix for weak OpenSSL/OpenSSH keys in Debian

Posted by Admin on 22nd May 2008

A recent vulnerability was found in the OpenSSL package as provided by Debian and Debian-based Linux distributions, such as Ubuntu, that broke the effectiveness of the OpenSSL PRNG (Predictable Random Number Generator). This vulnerability caused OpenSSL to generate weak keys for anything relying on OpenSSL, including SSL certificates, OpenSSH keys, and OpenVPN keys.

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Posted in Security | 1 Comment »

How to add a Disclaimer To Outgoing Emails in Postfix

Posted by Admin on 15th May 2008

We have already dicussed how to install and configure postfix now we will learn about How to add a Disclaimer To Outgoing Emails in Postfix using altermime.

alterMIME is a small program which is used to alter your mime-encoded mailpacks as typically received by Inflex, Xamime and AMaViS.

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Posted in General, Security | 2 Comments »

Howto Crack Rar, 7z, and zip files in Linux

Posted by Admin on 24th April 2008

If you forget your password for compressed archive (rar, 7z, zip), this program is the solution.This program uses bruteforce algorithm to find correct password. You can specify wich characters will be used in password generations.

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Posted in General, Security | 4 Comments »

sshpass - Non-interactive ssh password authentication

Posted by Admin on 6th April 2008

SSH’s (secure shell) most common authentication mode is called “interactive keyboard password authentication”, so called both because it is typically done via keyboard, and because openssh takes active measures to make sure that the password is, indeed, typed interactively by the keyboard. Sometimes, however, it is necessary to fool ssh into accepting an interactive password non-interactively. This is where sshpass comes in.

SECURITY NOTE: There is a reason openssh insists that passwords be typed interactively. Passwords are harder to store securely and to pass around securely between programs. If you

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Posted in Free Tools, General, Security | 8 Comments »

 
Rodney's Kontera DynamiContext Plugin plugged in.