Windows Firewall allows you to control the traffic entering and leaving your system through various rules. You can create and configure firewall rules to permit or block specific network activities. Below are some examples of Windows Firewall rules, including inbound and outbound rules: Example 1: Allow Inbound Traffic on a Specific Port (e.g., HTTP – […]
Configuring Windows Firewall Rules using netsh Read More »
A great question in my two day Security class recently. The physical layer (Layer 1) of the layered model is responsible for the transmission of raw data bits over a communication medium. Although it is often considered more secure due to its reliance on physical components, it is still vulnerable to a variety of threats.
What are some examples of Physical Layer Threats in Networking? Read More »
I am getting asked a lot about this. Below is mix of reporting and my take on what happened and what needs to be done. Just so we are clear: I have no secret inside knowledge or insight into the problems. But if you are looking for a clear explanation, read on. The recent CrowdStrike
What was the nature of the July 2024 CrowdStrike computer outages? Read More »
Network Address Translation (NAT) and Network Port Address Translation (NPAT) are not considered a security function because its primary purpose is to modify the L3 network address information in IPv4 packet headers and L4 port numbers of TCP or UDP while in transit. NAT and NPAT are not needed in IPv6 networking. NAT is primarily
Why are NAT/NPAT not a security function? Read More »
Let’s say you wanted to view our site back in 2001. Could you do it? The answer is yes! That’s right, someone has been crawling the web called the Wayback Machine (https://web.archive.org). The Wayback Machine is a digital archive of the World Wide Web and other information on the Internet created by the Internet Archive,
View Historical Web Pages with Wayback! Read More »
What is the NIST SP 800-183 Networks of ‘Things’ Guideline About?
What is the NIST Special Publication 800-183 About? Read More »
What is the ISO/IEC 27008 Information technology — Security techniques — Guidelines for the assessment of information security controls Guideline About?
What is the ISO/IEC 27008 Guideline About? Read More »
What is The NIST 800-171 Protecting Controlled Unclassified Information in Nonfederal Systems and Organizations About?
What is the NIST Special Publication 800-171 About? Read More »
How to perform reconnaissance & scanning the WLAN/Wi-Fi Network
Reconnaissance & Scanning the WLAN/Wi-Fi Network Read More »
Advanced understanding of the TCP/IP protocol suite, and Internet Protocol network operation/behavior skills are vital to IP network backbone engineers, support engineers/technicians, engineers that test these networks and equipment that is installed in these networks, as well as development engineers. The course is a combination of knowledge training, systems analysis, with hands-on exercises using Cisco
11/2023 – Hands-On Advanced IP Networks/Protocols – 2.5 Day – Private WBD (Pacific) Read More »
Advanced understanding of the TCP/IP protocol suite, and Internet Protocol network operation/behavior skills are vital to IP network backbone engineers, support engineers/technicians, engineers that test these networks and equipment that is installed in these networks, as well as development engineers. The course is a combination of knowledge training, systems analysis, with hands-on exercises using Cisco
05/2023 – Hands-On Advanced IP Networks/Protocols – 2.5 Day – Private WBD (Pacific) Read More »
In this article I want to visit a “not used enough” Linux tool called logger. As with managing any system, you want to accurately annotate historical events and adding entries into the system log file is a great way to accomplish this. You can view the system log file with this command: awalding@aw-vb:~$ cat /var/log/syslog
Leveraging the Linux Logger Read More »
Too many people shrug off Linux for fears of security with a free and open source operating system, even today. For those of us who know that Linux is no less or more secure than any other operating system, we must be sensitive to this and we must be well versed in Linux commands that
Linux Security Focused Commands We All Need to Use Read More »
From a news channel this evening: “The FBI and CISA are aware of the incident this morning involving fake emails from an @ic.fbi.gov email account,” the FBI said in a statement. “This is an ongoing situation and we are not able to provide any additional information at this time. The impacted hardware was taken offline
FBI Email System is Hacked Read More »
CellStream, Inc. – Telecom Consulting and Training! 2-Day Instructor Led Hands On Lab Class Available in either Web Based delivery or On-Site Delivery Minimum 10 students – Maximum 20 students Course Description: Knowing the fundamentals of Wi-Fi 6 and Security as these subjects pertain to Wi-Fi/Wireless LAN Operations is
CSI-HO-035 – Wi-Fi 6 and Wi-Fi Security in the Wireless LAN Read More »
