The data transfer in a TCP/IP network is usually block-based. From a programmer’s point of view, sending data means issuing a series of “send data block” requests. On a system level, sending an ...

Transmission Control is an essential aspect of network activity and governs the behavior of many services we take for granted. When sending your emails or just browsing the web you are relying on TCP ...

In this tutorial we will discuss the concept of Ports and how they work with IP addresses. If you have not read our article on IP addresses and need a brush up, you can find the article here. If you ...

Using the ISA/IEC 62443 Standards to Secure Your Control Systems (IC32) provides a detailed look at how the ISA/IEC 62443 standards framework can be used to protect critical control systems. It also ...