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Article Title: Is The Use of Remote Login Software Compromising Your Workplace 
Security?
Author: Andrew Frowen
Category: Security, Information Technology
Word Count: 478
Keywords: computer forensics, remote desktop, network security, firewall, 
acceptable use
Author's Email Address: [email protected]
Article Source: http://www.articlemarketer.com
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As broadband becomes ubiquitous, many businesses are looking for ways to grant 
staff remote access via an internet connection to their office computers. 
'Remote desktop' services such as LogMeIn and GoToMyPC allow staff to edit 
files, access software and send emails from anywhere in the world, but is their 
use compromising workplace security?

Remote desktop software creates a connection between the host computer and the 
remote computer via the internet. Everything that is viewable on the host is 
replicated on the remote computer in a series of rapidly refreshed screenshots, 
and the remote user is able to use the keyboard and mouse as normal. 

In order to access a host computer, permission must first be granted 'at 
source'. This usually involves installing software on the host and then leaving 
it connected to the internet. After that, users typically access the host via 
the service provider's website using a username and password.

To prevent malicious users from eavesdropping or gaining control of a computer 
within a network, strong password security is essential. For any organisation 
choosing to allow the use of such software, it is wise to introduce an 
acceptable use policy that sets minimum standards for password strength and 
prohibits users from sharing their access details. In addition, users should be 
aware that the maintaining the security of the remote PC is paramount, as this 
computer effectively becomes a doorway into the organisation's network.

However, access via a user account is not the only threat posed by remote 
desktop software. Firewalls prevent unauthorised actions from taking place via 
the internet by blocking access through multiple doors known as 'ports'. 
However, for remote desktop services to function, the software must be 
permitted a passageway through certain ports, leaving holes in the firewall and 
lowering the effective security of the network. In addition, if there are 
multiple remote access users on a corporate network, this may require multiple 
ports to be left open, further increasing the chances of an attacker 
compromising an organisations firewall. 

For organisations wishing to prevent the use of remote desktop services, there 
are a number of steps that can be taken. First, the administrative privileges 
of individual users should be removed so that they do not have sufficient 
clearance to install such software. Second, the ports that need to be opened in 
order for the host to transmit to the remote computer should be blocked via the 
network's central firewall. 

If an employee is suspected of using such software inappropriately, it is wise 
to call on the professional services of a computer forensic expert who will be 
able to analyse the data stored on the suspect computers to establish if 
unauthorised activity has taken place. Further, for any organisations concerned 
about potential holes in their network security, such experts should also be in 
a position to test the system for vulnerabilities and advise on how to remedy 
any problems.

IntaForensics a BS EN ISO 9001:2000 registered firm providing Computer 
Forensics, Expert Witness, Mobile Phone Forensics, and Forensic Data Recovery 
to the Legal Sector, Police Forces, Local Authorities and Commercial 
organisations internationally. Visit http://www.intaforensics.com.
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