General Security

What is a keylogger? A keylogger (short for keystroke logger) is a type of surveillance or malicious software (or hardware device) that records every keystroke made on a computer or mobile device. Keyloggers are often used to capture sensitive information like usernames, passwords, credit card numbers, and personal messages, typically without the user’s knowledge. Types…

What is ethical hacking? Ethical hacking, also known as penetration testing or white-hat hacking, refers to the practice of intentionally probing computer systems, networks, or applications for vulnerabilities to identify and fix security flaws. Ethical hackers use the same methods and tools as malicious hackers but do so with the permission and authorization of the…

What is SIEM? SIEM (Security Information and Event Management) is a cybersecurity solution that provides organizations with the ability to monitor, detect, analyze, and respond to security incidents in real time. It combines Security Information Management (SIM) and Security Event Management (SEM) capabilities into a single platform to provide a comprehensive view of an organization’s…

What is an intrusion detection system (IDS)? Intrusion Detection refers to the process and technology used to identify unauthorized access, misuse, or anomalies in a computer system or network. Intrusion Detection Systems (IDS) play a critical role in cybersecurity by monitoring and analyzing network traffic or system activities to detect suspicious behavior and potential security…

What is a vCISO? A vCISO, or Virtual Chief Information Security Officer, is a service designed to offer businesses the same expertise and capabilities of a traditional in-house CISO but in a more flexible and often cost-effective manner. The concept of a vCISO is particularly popular among small to medium-sized enterprises (SMEs) or organizations that…

What are some examples of antimalware solutions? Antimalware solutions are software programs designed to detect, prevent, and remove malware (malicious software) from computers and network systems. Here are some examples: Antivirus Software: Traditional antivirus programs that provide real-time scanning, virus removal, and protection against a wide range of malware including viruses, worms, and Trojans. Examples…

What are some examples of antimalware solutions? Antimalware solutions are software programs designed to detect, prevent, and remove malware (malicious software) from computers and network systems. Here are some examples: Antivirus Software: Traditional antivirus programs that provide real-time scanning, virus removal, and protection against a wide range of malware including viruses, worms, and Trojans. Examples…

What is the OSI model? The OSI (Open Systems Interconnection) model is a conceptual framework used to understand and standardize the functions of a telecommunication or computing system without regard to its underlying internal structure and technology. It is a seven-layer model, each layer specifying particular network functions. The seven layers, from the lowest to…

What is Zscaler? Zscaler, Inc. is a cloud security company specializing in providing cybersecurity solutions to enterprise customers. The company’s key products include: Zscaler Internet Access (ZIA): This solution provides secure access to externally managed applications, such as SaaS applications and internet destinations. It ensures safe internet browsing by protecting users from cyber threats and…

What is a cloud-native architecture? Cloud-native architecture is a design approach for building and running applications that exploit the advantages of cloud computing delivery models. It focuses on creating applications that are scalable, resilient, and manageable in dynamic environments like public, private, or hybrid clouds. This architecture leverages various cloud services, automation, and advanced development…

What is a False Rejection Rate? The False Rejection Rate (FRR) is a metric used in biometric systems and authentication processes. It refers to the probability that a legitimate user is incorrectly denied access by the system. Essentially, it’s the rate at which the system fails to recognize authorized users. A high FRR indicates that…

What is an API? An API, or Application Programming Interface, is a set of rules and protocols that allows different software applications to communicate with each other. It defines the methods and data formats that applications can use to request and exchange information. APIs are essential for enabling the integration of different systems and services,…