2023

What is a Legacy Systems?

Intro Legacy systems are outdated computing systems, software, or hardware that continue to be used within an organization, despite the availability of newer technologies. These systems are often critical to…

Cyber Security Cyberspace Notes

What is Zeek?

Intro Zeek, formerly known as Bro, is a powerful open-source network analysis framework that provides extensive visibility into network traffic and security. Developed for network monitoring, it offers robust capabilities…

Cyber Security Cyberspace Notes

What is Suricata?

Intro Suricata is an open-source network threat detection engine that provides powerful intrusion detection, intrusion prevention, and network security monitoring capabilities. Developed by the Open Information Security Foundation (OISF), Suricata…

Cyber Security Cyberspace Notes Linux

What is Nessus?

Intro Nessus is a widely-used vulnerability scanner designed to identify and assess vulnerabilities within computer systems and networks. Developed by Tenable, Nessus helps security professionals and administrators enhance their security…

Certification Notes CompTIA Net+ Cyber Security Cyberspace Notes IT Fundamentals

What is Nmap?

Intro Nmap (Network Mapper) is a powerful open-source tool used for network discovery and security auditing. It helps network administrators and security professionals to map networks, identify devices, and detect…

Certification Notes CompTIA A+ Cyberspace Notes IT Fundamentals

What are Output Devices?

Intro Output devices are essential components of computer systems, translating digital data into a form that humans can perceive and understand. These devices play a crucial role in displaying, printing,…

Certification Notes CompTIA A+ Cyberspace Notes IT Fundamentals

What are Input Devices?

Intro Input devices are essential components of computer systems, allowing users to interact with and control computers. These devices capture data and translate it into a form that computers can…

Cyber Security Cyberspace Notes Linux

What is Security Onion?

Intro Security Onion is a comprehensive, open-source platform designed for intrusion detection, network security monitoring, and log management. It integrates various tools to help security professionals monitor and protect their…

Certification Notes CompTIA A+ Cyberspace Notes IT Fundamentals

What is a GPU?

Intro A Graphics Processing Unit (GPU) is a specialized electronic circuit designed to accelerate the creation and rendering of images, animations, and videos. Initially developed to enhance the graphical capabilities…

Certification Notes CompTIA A+ Cyberspace Notes IT Fundamentals

What is Storage?

Intro Storage is a fundamental aspect of computing, enabling devices to retain and access data over time. It encompasses a variety of technologies and forms, each designed to meet different…

What is a Legacy Systems?

What is Zeek?

What is Suricata?

What is Nessus?

What is Nmap?

What are Output Devices?

What are Input Devices?

What is Security Onion?

What is a GPU?

What is Storage?

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What is a Trojan?

What is Ransomware?

What is zero-day vulnerabilities?

What is mobile device vulnerabilities?