Category: theory

nmap: the swiss army knife of network security

In the world of cybersecurity and network administration, Nmap (Network Mapper) is a household name. It’s a powerful, open-source tool widely used for network discovery, security auditing, and troubleshooting. With its flexibility and efficiency, Nmap is a must-have for anyone serious about understanding their network’s security posture. What is Nmap? Nmap is a network scanning and reconnaissance […]

packet inspection and eavesdropping: understanding and mitigating network threats

In today’s hyper-connected world, understanding Packet Inspection and Eavesdropping is crucial for safeguarding your network and data. These concepts sit at the intersection of cybersecurity and network management, playing a significant role in both attack strategies and defense mechanisms. What is Packet Inspection? Packet inspection involves analyzing network traffic to extract information about data packets. This can […]

intrusion prevention system (IPS)

An Intrusion Prevention System (IPS) is a security tool designed to detect and prevent threats within a network or system in real time. The IPS identifies potential intrusions and actively takes steps to stop or block malicious activities before they can cause harm. An essential part of Intrusion Prevention System is the network security technology that constantly […]

core cybersecurity goals

Cybersecurity is focused on three main goals, often abbreviated as CIA: Deep dive in details. 1. Confidentiality Protect sensitive information so that only authorized individuals can access it. This includes personal information, financial data, and proprietary business information. Implementation Methods: Example: In healthcare, systems like electronic health records (EHR) use strong access controls and encryption. Only […]