Stuxnet Virus Worm - Cyber Attack False Flag by Iran

I got this from Study4cyberwar. This site is dedicated to cyberwar information. They have some good information to keep you updat...

Read more

Using ClamAV to Protect Your Windows Clients

ClamAV can scan incoming emails and you also can configure Squid web proxy to use ClamAV as well. One of the coolest options is that Samba can be configured to use ClamAv to scan files when they are accessed. Note: Using ClamAV on your Linux servers to sanitize oncoming data to filter email and HTTP traffic won't make you completely...

Read more

Controlling login attempts with PAM (Pluggable Authentication Module)

It is generally a good and sensible practice to lock out a user after a number of failed login attempts, with some exceptions. You don't want to give an intruder unlimited attempts, but you don't want clumsy users pestering you all the time for login resets. And users who wish to play practical jokes locking out other users by trying...

Read more

Working with User and Group Management

Group Commands Group definitions reside in the /etc/group file. A standard Linux /etc/group file contains the following information: groupname:x:groupid:user list. The “x” in the group definition file is a deprecated placeholder for a group password. To find out which groups you belong to, type groups at a command prompt. $...

Read more

Reset the MySQL root password on Ubuntu/Debian Linux

How to change the MySQL root password. Enter the following lines in your terminal. Stop the MySQL Server. sudo /etc/init.d/mysql stop Start the mysqld configuration. sudo mysqld --skip-grant-tables & Login to MySQL as root. mysql -u root mysql Replace YOURNEWPASSWORD with your new password! UPDATE user SET Password=PASSWORD('YOURNEWPASSWORD')...

Read more

Preventing SSH Attacks With DenyHosts

SSH is a great way to remotely administer a server. However, it still has a number of issues when you open it up to the world. The server and client communications are secure but that doesn’t mean the hosts involved are. Opening an SSH service to the world allows for brute force attacks and means that the carbon interface is still...

Read more

Working with Debian packages from the Command Line.

Here is a few command line entries that I use almost daily. apt-cache search (packagename)will produce the following: chicagonpg@Quadzilla ~ $ apt-cache search gftp gftp-common - shared files for other gFTP packages gftp-gtk - X/GTK+ FTP client gftp - X/GTK+ FTP client gftp-text - colored FTP client using GLib Then to install...

Read more