Most operating systems and DNS clients will automatically cache IP addresses and other DNS results, this is done in order to speed up subsequent requests to the same hostname. Sometimes bad results will be cached and therefore need to be cleared from the cache in order for you to communicate with the host correctly. All […]
Networking
Remotely Terminate a Remote Desktop Session from the Command Line
You need to connect to a PC using Remote Desktop, but all the available sessions are in use – either by active or disconnected users. So you need to terminate one of those remote RDP sessions, but there is a cache 22 of actually getting into the remote computer to do so. Solution This is […]
How to Detect and Clean CryptoLocker Infections
CryptoLocker is by now a well known piece of malware that can be especially damaging for any data-driven organization. Once the code has been executed, it encrypts files on desktops and network shares and “holds them for ransom”, prompting any user that tries to open the file to pay a fee to decrypt them. For […]
How to Use the Traceroute Command
Traceroute is a command which can show you the path a packet of information takes from your computer to one you specify. It will list all the routers it passes through until it reaches its destination, or fails to and is discarded. In addition to this, it will tell you how long each ‘hop’ from […]