Top 20 Free Digital Forensic Investigation Tools for SysAdmins

The first thing that comes to mind when discussing network Internet control is usually how the administrator can make sure that users are visiting legitimate websites. Secondly, most administrators would be running regular virus scans of any file(s) downloaded from …

In another victory against spammers, Microsoft’s Digital Crimes Unit (DCU) has taken down the Kelihos botnet, which at the time the command and control servers were knocked offline, controlled some 41,000 infected hosts and was able to send 3.8 billion …

With most small and medium-sized businesses (SMBs) depending on Microsoft Exchange as the core of their messaging infrastructure, Exchange performance is critical to the Exchange admin. Whether the email is down, or merely slow, admins will need to take care …

Administrators have a tough job on their hands to manage, maintain and protect the network they are responsible for. Armed with the latest tools, they do an excellent job; however, at times, often due to pressure, they make mistakes – …

Zero-day threats are attacks that use an unknown exploit/attack for which no patch or antivirus definition file exists as yet, and they are a major concern for administrators.  So what can an administrator do to prevent zero-day attacks from affecting …

Years ago, at a company I used to work for, a large group of employees, myself included, were the target of a spam email that had been deliberately sent through the corporate network and encouraged us to click on a …

Voice over IP (VoIP) is becoming an increasingly popular means to deploy the phone infrastructure within the SMB space.  However, the move to VoIP presents the challenge of interfacing the new VoIP system with the ability to send and receive …

GFI WebMonitor is robust web filtering, web monitoring and web security solution, that provides administrators with more than 70 categories of websites from which to choose and provide granular flexibility when applying policies. However, how many of us really understand …

Backing up email is a crucial task, and is necessary to safeguard the valuable information stored in email. Yet how many organisations take a critical look at how and why they backup email? For organisations that want to run an …

The longer a person serves as a network admin, the more tips and tricks they are likely to pick up along the way. Some could be shortcuts, others might seem like magic, but all are intended to save you time …