Browsercheck.com – check your browser security | Qualys has a free website that scans your web browser for any pending security updates. Here is the link: http://browsercheck.com The site works for Linux, Windows, and Mac OS X. On Windows, the scan will even show any pending Windows security updates that need to be applied. Here are some screenshots!
Use du to show directory sizes only | du can show directory sizes only. This is helpful to get a quick glance at what directories are taking up space. Here’s the command I like to use: $ du -sh * Here is what it looks like in action from /var on one of my servers: stmiller@li166-66:/var$ sudo du -sh * 38M backups 48M
How to install host, nslookup and other BIND tools on Windows | For a Linux admin using Windows, cygwin unfortunately does not provide host, nslookup, or other bind tools. I’ll show you how to download these BIND tools directly from ISC and have them work in your cygwin terminal! Note: this assumes you already have a working cygwin install. First, download the latest version of BIND for
How to Install Apache in Windows | To install Apache in Windows, use builds available from the Apache Lounge. The Apache Lounge provides current up-to-date Apache releases compiled with current versions of OpenSSL for best security. This is preferred over apache.org Windows builds as apache.org does not maintain OpenSSL security updates. The download link is: http://www.apachelounge.com/download At the time of this post,
How-To Tor and Windows with Internet Explorer | It is possible to use Tor with Internet Explorer in Windows. I’ll show you how! First, install the Vidalia Bundle for Windows from the Tor download page: https://www.torproject.org/download/download.html.en Vidalia Bundle Once the bundle has been installed, start Vidalia. Next, go to the Connections tab of Internet Options and click on LAN settings. Check to use
Fast Host Discovery with nmap | The easiest way to do host discovery is with nmap. nmap of course offers a variety of ways to probe and map out detected hosts and poke at any open ports or services. But as for a quick discovery, ICMP is ideal to just get a quick assessment of online hosts. I’ll show you how!
Windows | Use pathping to Check for Packet Loss | The Windows equivalent of mtr is pathping. The pathping command measures packet loss against each particular hop of a traceroute. This is helpful to pin point the exact hop along the way that may be problematic. In Windows, crack open a command prompt and type: C:\> pathping [target] The target can be an IP address
Export Event Viewer Logs | Windows Server 2008 R2 | It is possible to export Windows logs as plain text. 2008 R2 gives options for txt, csv as well as xml. I’ll show you how to export your logs! 1. Crack open the Event Viewer, and select the log you wish to view from the left. In this example I am checking out the Security
Expand Windows 7 VirtualBox Hard Drive | Out of space with your Windows 7 VirtualBox instance? No need to reinstall the vm. Using the free bootable iso clonezilla, you can clone your Windows 7 VirtualBox guest to a larger hard drive. I’ll show you how! 1. Download a copy of the latest stable clonezilla iso: http://clonezilla.org/downloads.php 2. Add a second larger virtual