Thank you Nana for clearly explaining the concepts and practices for Proxy, Reverse Proxy and Load Balancer. I wish you all the best. You add a great value to the community. Whether you are an engineer or just curious about how the internet works behind the scenes, in this video we will break down this…
Uncover the essentials of cybersecurity architecture in this tutorial. Learn how to design robust architectures that align with the NIST Cybersecurity Framework of Identify, Protect, Detect, Respond and Recover. Whether you’re building from scratch or strengthening your existing IT architecture, this video provides practical insights to enhance your cybersecurity posture. Mr. Loi Liang Yang is…
Imagine a bustling city called Internetopolis, where information flows freely through the streets. In this city, everyone’s conversations and activities are visible to anyone who cares to look. This is how the regular internet works – open and potentially vulnerable. Now, picture a system of underground tunnels running beneath Internetopolis. These tunnels are the VPNs….
Categorization of network types can be vary. In a detailed look, there may be 11 different types of network types: In an overal look, we can reduce this number upon functional and more practical characteristics. In this sense, what are the generally accepted types of communications on a network? Let’s explore the protocols used for…
TCP/IP model: A framework used to visualize how data is organized and transmitted across a network Transmission Control Protocol (TCP): An internet communication protocol that allows two devices to form a connection and stream data Open systems interconnection (OSI) model: A standardized concept that describes the seven layers computers use to communicate and send data…
The TCP/IP model is a framework that describes how data is transmitted over networks, including the internet. Let me explain it through a story that anyone can understand, along with details about each layer. Imagine you’re sending a package to a friend in another country. The TCP/IP model is like the postal system that ensures…
Incident and vulnerability playbooks are detailed guides that outline specific steps and procedures for responding to security incidents or addressing vulnerabilities. Let’s explore each type of playbook through an example fictional story: Incident Response Playbook: The DataGuard Breach DataGuard, a mid-sized financial services company, experiences a data breach. Their incident response team activates their playbook:…
A Security Information and Event Management (SIEM) tool is a crucial component in modern cybersecurity strategies. SIEM systems collect, aggregate, and analyze log data from various sources across an organization’s IT infrastructure to provide real-time monitoring, threat detection, and incident response capabilities. Let’s explore Splunk and Chronicle SIEM tools through a story: The Tale of…
Alma Toys is an imaginaty company and they recently decided to open into global markets via online sales. Upon a Security Audit, we have found that there are many key security areas that the company lacks confiance. Here is the result of our audit : Alma Toys: Scope, goals, and risk assessment report Scope and…
Security audits are systematic evaluations of an organization’s information systems, practices, and controls to ensure they are adequate, effective, and compliant with established policies and regulations. Let’s explore this concept through a detailed scenario. It is is a review of an organization’s security controls, policies, and procedures against a set of expectations. Scenario: MediTech Innovations…