ARN – Amazon Resource Name

An Amazon Resource Name (ARN) is a unique identifier used in Amazon Web Services (AWS) to specify resources across the AWS ecosystem. ARNs are essential for managing permissions and access control, as they allow users to precisely define which resources they are referring to in their policies and API calls. The structure of an ARN Read More …

PPP – Point-to-Point Protocol

Point-to-Point Protocol (PPP) is a widely used communication protocol that facilitates the transmission of data over point-to-point links. It is particularly important in networking because it provides a standard method for transporting various types of data, including IP packets, over direct connections between two devices. Understanding PPP is essential for new networking students, as it Read More …

IPX – Internetwork Packet Exchange

Internetwork Packet Exchange (IPX) is a networking protocol that was primarily used in the 1980s and 1990s, particularly in networks that utilized Novell NetWare operating systems. While it has largely been replaced by the more widely adopted Internet Protocol (IP), understanding IPX is important for new IT students, especially when studying the history of networking Read More …

What are LISP worlds?

Lisp (programming language) is a family of programming languages that originated in the 1950s, known for its unique syntax and strong support for symbolic computation and artificial intelligence, with dialects like Common Lisp and Scheme still used today. [1, 2, 3] Here’s a more detailed look at Lisp: Key Features and Concepts: [1, 4] Symbolic Computation: Lisp excels at manipulating symbols Read More …

MTU – Maximum Transmission Unit

Maximum Transmission Unit (MTU) is a fundamental concept in networking that refers to the largest size of a packet or frame that can be sent over a network. This size is specified in octets, which are eight-bit bytes. Understanding MTU is crucial for new networking students, as it plays a significant role in the efficiency Read More …

Understanding Cisco Platform Exchange Grid

Cisco Platform Exchange Grid (pxGrid) is an innovative framework designed to enhance collaboration among security products by enabling them to share data seamlessly. Built on a Publish-Subscribe model, pxGrid allows data providers to publish information to specific topics, while consumers can subscribe to those topics to receive relevant updates. This architecture fosters a more integrated Read More …

Hacker TV – How I Would Learn Cyber Security If I Could Start Over

How I Would Learn Cyber Security If I Could Start Over Want to learn all about cyber-security and become an ethical hacker? His thoughts on the basics and fundamentals is so right on.  Networking, User or Desktop support, Server maintenance, whatever.  I firmly believe that the best security people started in IT originally.  Experience on Read More …

TTL – Time to Live

Time to Live (TTL), often referred to as hop limit, is a crucial mechanism used in computer networking to manage the lifespan of data packets as they traverse through a network. The primary purpose of TTL is to prevent data packets from circulating indefinitely, which can occur due to routing errors or network loops. By Read More …

AGI – Artificial General Intelligence

Imagine the smartest person you know – someone who can learn anything, understand complex ideas across different subjects, solve novel problems they’ve never encountered before, and even exhibit creativity and common sense. Now, picture that level of intelligence not in a human, but in a machine. That, in essence, is the concept of Artificial General Read More …