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Web Application Vulnerability Scanners
How to Test for SQL Injection Attacks & Vulnerabi…
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…
Cisco Wireless
Cisco Aironet 1100 & 1200 Series (1110, 1121, 114…
Resetting a Cisco Aironet access point can be required if you’ve lost your password or need to wipe out the configuration of a previously configured access point. Cisco provides two main methods to p…
SASE & SD-WAN Networks
WAN Optimization vs SD WAN Networks. Today’s Chal…
Enterprises have been successfully running WAN optimization appliances at their many distributed sites for years. The devices have done a good job of helping businesses squeeze as much capacity as po…
TCP - UDP Protocol Analysis
Transmission Control Protocol - Part 2: Quick Ove…
As previously mentioned on a number of occasions, TCP is one of the two protocols that lives at the Transport layer and is used to carry data from one host to another. What makes TCP so popular is th…
Network Address Translation - NAT
Network Address Translation (NAT) Overload - Part…
NAT Overload is the most common NAT method used throughout all networks that connect to the Internet. This is because of the way it functions and the limitations it can overcome, and we'll explore al…
Linux - Unix
Implementing Virtual Servers and Load Balancing C…
What is Server Virtualization?
Server virtualization is the process of apportioning a physical server into several smaller virtual servers. During server virtualization, the resources of the ser…
Supernetting & CIDR
Supernetting In-Depth Analysis - Learn to Identif…
Our previous article served as an introduction to Supernetting, also known as Route Summarization. We covered the concept of Supernetting, how it works, its advantages and more. This article will att…
IP Protocol
IP Protocol - Part 1: Binary & The Internet Proto…
To understand the Internet Protocol, we need to learn and understand Binary. It is very important to know and understand Binary because part of the IP protocol is also the "Subnetting" section which…
Linux - Unix
The Linux Command Line
You could actually skip this whole section for those who are already familiar with the topic, but we highly recommend you read it because this is the heart of Linux. We also advise you to go through…
Linux - Unix
Linux CentOS - Redhat EL Installation on HP Smart…
This article was written thanks to our recent encounter of a HP DL120 G7 rack mount server equipped with a HP Smart Array B110i SATA Raid controller, needed to be installed with the Linux CentOS 6.0…
TCP - UDP Protocol Analysis
TCP Header Anaylsis - Section 5: TCP Window Size…
Our fifth section contains some very interesting fields that are used by the TCP transport protocol. We see how TCP helps control how much data is transferred per segment, make sure there are no erro…
VLAN Networks
VLANs - Access & Trunk Links
If you've read our previous article The VLAN Concept - Introduction to VLANs then you should feel comfortable with terms such as 'VLAN', 'Static & Dynamic VLANs', however this is just…
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