Post Views: 2,026 What happens if there is a system or user on a VLAN that is infected by malware or is deliberately running a scanning program? This can cause a massive amount of entries in the CAM Table of the switch. Think of the CAM table as the MAC address table. There is a […]
CAM Table Overflow Attack Mitigation on Cisco Switches Read More »
Post Views: 1,504 This procedure has moved from our Online School and is now described in an article at this site. We actually have several articles! Here is the original article: click here. Here is an article on securing Wi-Fi in your home or small business: Click here to browse the article! I hope you
Where can I find the information on securing a home network? Read More »
Post Views: 2,294 Great question received just before the holidays. The security of software is paramount, especially in any communications systems (routers, switches, servers). We are all fimiliar with “patch Tuesdays” as efforts to thwart security holes in software are a constant. Surprisingly, few Computer Science majors include skills on secure coding. Furthermore, policies and
Where can I find information on writing secure code? Read More »
Post Views: 1,616 Aside from the challenges of blocking offensive content (see the separate article on that subject), you may desire to simply block access to certain sites. A common question I am asked is how can I block my kids from using Facebook and other similar social networking sites when they are supposed to
Blocking Certain Sites Using Your Home Router Read More »
Post Views: 1,524 In this article we will show you how to secure your home network in a great way using IP Addressing. By making some simple changes to the way you address the home or small business network, you can easily provide visitors with Internet access, without exposing your own computers, appliances and servers
Securing a Home or Small Business Network Read More »
Post Views: 1,289 Check out these additional IPv6 Resources: Our IPv6 overview course at Udemy Our IPv6 Custom Profiles for Wireshark Our IPv6 classes at the Online School It should be no surprise to anyone reading this article that the next generation IPv6 protocol is being exploited by hackers and attackers just like its predecessor
The Security Weaknesses of IPv6 Read More »
Post Views: 21,907 CellStream, Inc. – Telecom Consulting and Training! 2.5-Day Instructor Led Hands On Lab Class Available in either Web Based delivery or On-Site Delivery Minimum 10 students – Maximum 16 students Course Description: Advanced understanding of the TCP/IP protocol suite, and Internet Protocol network operation/behavior skills are vital
CSI-HO-006 – Hands-On Advanced IP Networks/Protocols Read More »
Post Views: 1,370 The article below was originally written and published September 1st, 1998! Late one recent night, I’m busy working on some presentation slides. A client wants to prepare their network for the video-to-the-desktop revolution. The solution is complex with many nuances and facets racing around in circles in my mind. I’m staring, with my
Your Privacy at Risk Read More »
Post Views: 1,139 CellStream, Inc. Corporate Security Statement/Policy PURPOSE CellStream, Inc. is committed to meeting the Security requirements of the Telecommunications Industry to insure security of our customer information, our students, and our co-workers. To that end, we have adopted the following security policies. OUR EMPLOYEES This policy applies to all employees of CellStream,
Do you have a Corporate Security Policy? Read More »
