Security Issues with Wireless LANs
Wireless LAN (WLAN) security threats include war dialing, war driving, war chalking, WEP and WPA security cracking, and rogue access points. This artilce discuses approaches to WLAN Security. More ...
How to Tell if Someone is Lurking on Your Wireless Network
Have you ever wondered if someone else is on your wireless network, with out your knowledge, watching every site you visit or stealing account information? More ...
Detecting Network Sniffers
A packet sniffer is a program or device that eavesdrops on network traffic and gathers data from packets. Malicious intruders may install packet sniffers in order to retrieve usernames and passwords. More ...
What's the Difference Between Sniffing, Snooping, and Spoofing?
Network sniffing and snooping involve tapping into network traffic for the purpose extracting usernames, passwords, account numbers, and other information. Spoofing is when a hacker creates an email or a website that appears to genuine but is designed for the purpose extracting usernames, passwords, account numbers. More ...
Network User Authentication
Some switches require users to authenticate themselves before gaining access to the rest of the network. Network Access Control (NAC) checks the characteristics of the device seeking admission to the network. More ...
What is a Botnet Attack and How to Identify It?
Attacks against networks are increasing because attackers find many networks are not properly patched and secured behind a firewall. Once attackers have compromised a machine, they simply install a bot on it to establish communication. The botnet is then controlled by the attacker. More ...
What Roles Do Firewalls and Proxy Servers Play in Network Security?
A firewall can detect specific application protocol content and filter out any applications that exhibits certain characteristics. A proxy server sits between hosts and server that filters requests by checking IP Addresses, Protocol and application content. More ...
What is Cross Site Scripting?
Cross-site scripting attacks are used to steal information from your browser when you visit websites such as ecommerce stores, forums, and even your email accounts. More ...
How to Protect Your Business From a Cyber Attack
Hackers can be crippling for small businesses who, many times, never recover from the theft. Here are some precautions you can take to help keep your business protected against hackers. More ...
The Use of HoneyPots and HoneyNets to Trick Hackers
A HoneyPot is a storage area on a network that has fake confidential and valuable data used to trick hackers. More ...
What is Network AAA (Authentication, Authorization, and Accounting)?
The acronym AAA stands for three network procedures and processes that help to make a network more secure and reliable. The A's stand for Authentication, Authorization, and Accounting. The difference between authentication, authorization, and accounting is described here. More ...
Firewall Rules
The purpose of a network firewall is to protect computer and IT resources from malicious sources while allowing internal network users to access the Internet. For this purpose it uses an Access Control List (ACL). More ...
Handling Rogue Access Points
A Rogue access point is any wireless access points that exist on your network without the consent of the business. If an insider were to use a laptop to act as an access point, regardless of the intent, it poses a security risk. More ...
