The FREE Cybersecurity Glossary by Thor Pedersen!

Mode transition: In cybersecurity, mode transition refers to the change from one operating state or security level to another within a system or application. It is a critical event that should be securely managed to prevent exploitation by attackers or the introduction of vulnerabilities. For example, a database system might transition from a normal operation mode to a maintenance mode, which may require different access controls or security protocols.

Modulation: The process of varying one or more properties of a periodic waveform, called the carrier signal, with a separate signal that contains the information to be transmitted. This technique is used in telecommunication, radio, and data communication systems to transfer information effectively. Types of modulation include amplitude modulation (AM), frequency modulation (FM), and phase modulation (PM), each having unique properties that make them suitable for different types of data transmission.

Monitoring: The process of continuously collecting and analyzing data to identify potential security threats. It is used in IT security to identify and respond to potential security breaches in real-time. Examples include using network intrusion detection systems to monitor network traffic for anomalies and using security information and event management (SIEM) tools to collect and analyze logs from multiple sources.

Monitoring activities: The process of monitoring user activity to identify potential security threats. It is used in IT security to detect and prevent unauthorized access to sensitive data and systems. Examples include using access logs to track user login and logout times, monitoring network traffic to identify potential malicious activity, and implementing user behavior analytics to identify anomalies in user behavior.

Monitoring applied to APIs: Monitoring APIs involves tracking and analyzing the operation, performance, and usage of application programming interfaces to ensure they function as intended and to detect any abnormal activity that could indicate a security issue. It includes verifying that API calls meet security policies, checking for unauthorized use, and tracking changes in API behavior over time.

Monolithic operating system architecture: A monolithic operating system architecture is one where the entire operating system, including the kernel, device drivers, and system services, operates in a single memory space. This traditional architecture can offer fast performance due to its direct access to system hardware, but it may be less flexible and more vulnerable to system-wide crashes or security breaches if a single component fails or is compromised.