Tunnel DNS through ssh -D socks proxy | When using ssh -D to setup a socks proxy, DNS queries and DNS traffic are not sent through the ssh tunnel. However, with Firefox a config change can be made to send DNS traffic through the ssh tunnel. Here’s how it works! First, establish an ssh proxy: $ ssh -D 9000 user@host Then in Firefox,
Use hdparm to Retrieve Hard Drive Specs | hdparm is an excellent command line utility for various things concerning hard drives. A quick feature it has is to provide detailed specs of a particular hard drive. I’ll show you how it works! The command is sudo hdparm -I hard drive Here is an example: $ sudo hdparm -I /dev/sdc /dev/sdc: ATA device, with
Nessus html5 URL | Nessus now has a fancy html5 interface! The URL is: https://localhost:8834/html5.html
CentOS 6 or Red Hat 6 | Install DHCP Server | On CentOS 6 or Red Hat 6, installing a DHCP server is not too difficult. I’ll show you how it works! First, install the DHCP server: $ sudo yum install dhcp The configuration file (blank) is located here: /etc/dhcp/dhcpd.conf To copy a sample configuration file over for the production file, use the following command: $
Use nmap to check DNS configuration best practices | A new NSE script in nmap 6.25 checks DNS zone configuration best practices. I’ll show you how it works! First, you will need nmap 6.25 (or later) installed: http://nmap.org/download.html Now with nmap 6.25 installed, run the below command against a DNS server. In this example, I am checking the configuration of the zone google.com from
Wordfence: Security Plugin for WordPress | Here is a review of Wordfence, a WordPress security : Wordfence: Security Plugin for WordPress If you find this topic interesting, you may also be interested in Expert Pen Testing or CISSP training. Cool!
PHP 5.4 Packages for Red Hat | Red Hat Enterprise Linux is an excellent stable distro for mission critical enterprise environments. However the PHP and MySQL versions included are a tad behind mainstream. There is a great community repository from Rackspace that offers recent PHP, MySQL, and Python versions for Red Hat. The project page is: http://iuscommunity.org For Red Hat 5 and
Google ChromeOS – How to Find IP Address | In ChromeOS, there is a system menu that has information such as IP Address, MAC address, dmesg, lsusb, and other helpful information. To access the system page, crack open a tab and type: chrome:///system Here is what it looks like: Cool!
How to update VMware ESXi | To update VMware ESXi, a patch can be easily applied at the ssh command prompt. Here is how it works! Note: make sure ssh is enabled to your ESXi server. First download the .zip patch file from the vmware website: http://www.vmware.com/patchmgr/findPatch.portal Next copy this .zip file to your ESXi installation via sftp. Make sure to