All Glossaries

Access Control

Access Control ensures that only authorized users can interact with protected resources, forming the foundation of information security through identification, authentication, and authorization processes.

Access Control List (ACL)

An Access Control List (ACL) is a security mechanism that specifies which users or system entities can access particular resources and what operations they can perform.

Access Management Access

Access Management Access encompasses the ongoing maintenance of access information through account administration, monitoring, maintenance, and revocation to control who can reach organizational resources.

ACL

An Access Control List (ACL) is a set of rules on routers and switches that permits or denies network traffic based on criteria like IP addresses, protocols, and port numbers.

Air-Gap

An air-gap physically isolates a computer or network from external connections, providing maximum protection against remote cyberattacks for highly sensitive systems.

Anycast

Anycast is a routing method where the same IP address is advertised from multiple locations, automatically directing users to the nearest or healthiest server for improved resilience and performance.

Access

Access is the ability to gain entry into secured areas such as buildings, rooms, or restricted zones, controlled through credentials, authentication, and authorization systems.

Access Card

An electronic credential containing a unique embedded code used to authenticate identity and control entry to secured areas, buildings, or systems.

Access Control

Access control manages and monitors who can enter or exit secure areas through policies, procedures, and technologies that verify identity and authorize access.

Abuse case

A narrative describing how malicious actors could exploit or misuse an application or system to identify security vulnerabilities.

Abuse report

A formal notification documenting malicious network activity sent to responsible parties for investigation and remediation.

Acceptable risk

The level of potential loss or harm an organization is willing to tolerate after implementing security controls.

Accountability

Cybersecurity accountability refers to the obligation of individuals and entities within an organization to answer for their actions and decisions regarding the protection of information assets and adherence to security policies.

Analysis

Cybersecurity analysis is the systematic process of examining data, systems, and processes to identify, assess, and understand cyber threats, vulnerabilities, and incidents, enabling informed decision-making for protective measures.

Anomaly

A deviation from normal system, network, or user behavior that may indicate a security threat or operational issue.