Linux / FreeBSD: PDFCrack A Command Line Password Recovery Tool For PDF Files

in Categories FreeBSD, Linux, Linux desktop, Security last updated June 6, 2012

I already written about howto remove a password from all PDF files under Ubuntu or any other Linux distribution in a batch mode. However, many user want a simple command to recover password from pdf files. This is useful if you forgotten your password for pdf file. It is also useful for data-archaeologists, computer forensics professionals, people who want to test their password-strength (pdf files generated by webpass) and many more.

21 Examples To Make Sure Unix / Linux Configuration Files Are Free From Syntax Errors

in Categories Howto, Linux, Sys admin, Tips, UNIX last updated June 24, 2017

Check for syntax errors on Linux or Unix
In Linux and UNIX system services are configured using various text files located in /etc/ or /usr/local/etc/ directory tree. A typical server system could have dozens of configuration files.You can check your configuration files for syntax errors without starting the server and validate all settings. In some cases, it is possible to to check the sanity of the specific data (such as keys) or directories (such as /var/lib/cache/). Text files are easier to manage remotely. You can use ssh and a text editor. If there is an error in configuration, the server may not start. It may result in a disaster. This post explains how to quickly find out a syntax error for popular servers and test configuration file for syntax errors.

FreeBSD 7.2 Review: Improved Virtualization

in Categories FreeBSD, Hardware, News, package management last updated May 2, 2009

FreeBSD is just plain old good UNIX with rock solid networking stack. It is quite popular amongst hosting companies, ISPs, portals (such as Yahoo) and a few large financial institutions because of its reliability, robustness and performance.

A new version of the FreeBSD is scheduled for release next week (4-May-2009). A beta 2 was made available for download few weeks ago for final round of testing before the official launch.

Linux / UNIX: Geany Lightweight Integrated Development Environment

in Categories C Programming, CentOS, Debian Linux, Gentoo Linux, Gnome, Linux desktop, Open source coding, RedHat/Fedora Linux last updated July 9, 2008

Geany is cross platform (UNIX/Windows/BSD) fast, powerful, easy to use integrated development environment for PHP, Java, C and much more. If you wanted to quickly edit source code, Geany is for you. Here’s an introduction to using Geany’s built-in features, including the IDE and built-in development capabilities.

Download of the day: OpenOffice.Org 2.3 office suite for Linux / Windows / Mac OS X

in Categories Download of the day, Linux, Linux desktop, OS X, UNIX, Windows last updated September 19, 2007 version 2.3 has been released and available for the download. is a multiplatform and multilingual office suite and an open-source alternative to MS-Office suite. It is compatible with all other major office suites, the product is free to download, use, and distribute.

Download OpenOffice.Org 2.3

=> Available for download now, 2.3 incorporates an extensive array of new features and enhancements to all its core components, and protects users from newly discovered security vulnerabilities.