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Web Application Vulnerability Scanners
Security researchers disagree about the percentage of vulnerable websites, but most concur that it’s way too high. Despite their long history, attackers continue to use cross-site scripting (XSS), SQ…
Cisco CallManager-CCME
Cisco Unified CallManager (CUCM) and its Voice Gateway relies on the telecommunication provider (telco) to send the correct call details for every incoming call, to allow the system to correctly proc…
Cisco Switches
It's no news that we here at Firewall.cx enjoy writing about our installations of Cisco equipment and especially devices that we don’t get to see and play with every day. Today we cover the installat…
VPN Services & Guides
Back then, the Internet was so very young. Those were the times of Windows Maze Screensaver, of the classy Minesweeper, of grey-white MS Paint, and of silvery floppy disks. Gone are those days. Now…
Network Protocol Analyzers
Troubleshooting network problems can be a very difficult and challenging task. While most IT engineers use a network analyzer to help solve network problems, when analyzing hundreds or thousands of p…
IP Protocol
This article examines the Internet Protocol (IP) and its position within the OSI Model. We take a look at the IP Header and all fields contained within an Ethernet frame. Further examination of the I…
Windows Workstations (XP, 7, 8, 10, 11)
In this article, we'll show you how to add (pin) and remove (unpin) any application from the Windows 8 or Windows 8.1 Metro Start Screen. Tiles or the small squares and rectangles appearing on the Wi…
Web Application Vulnerability Scanners
SQL injection vulnerabilities have held the first spot on the OWASP Top 10 list for quite some time. This is due to the fact that they are both still widespread and can lead to very serious consequen…
Network Cabling
The 10Base-T UTP Ethernet and 10Base-2 Coax Ethernet were very popular in the early to mid 1990's when 100 Mbps network cards and hubs/switches were very expensive. Today's prices have dropped so muc…
Windows Servers
Microsoft Licensing for Virtual environments can become a very complicated topic, especially with all the misconceptions and false information out there. Thankfully Altaro, the leader in Hyper-V Back…
Ethernet Protocol, CSMA/CD, Collisions
While the original 802.3 specification worked well, the IEEE realized that some upper layer protocols required an Ethertype to work properly. For example, TCP/IP uses the Ethertype to differentiate b…
OpManager - Network Monitoring & Management
ManageEngine has joint hands with IDC's Stephen Elliot, a group vice president, to discuss the truth behind organization's digitally transforming IT, the pitfalls involved in the journey, the latest…

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