Containment Glossary
Browse 14 containment terms defined in plain English, from the cultural dictionary of computing.
14 Containment Terms
- Chroot Jail
- A Unix isolation technique that changes a process's apparent root directory, restricting how it can access parts of the filesystem. Chroot jails provide...
- DNS Sinkhole
- DNS Sinkhole is a defensive DNS response that redirects malicious domain requests to controlled infrastructure for blocking or observation. Security teams use...
- Egress Filtering
- Egress Filtering is network policy that controls which outbound traffic, destinations, ports, or protocols are permitted. Security teams use it to enforce...
- Endpoint Isolation
- A response action that cuts a suspicious or compromised device off from most network communication while preserving enough access for investigation or...
- Incident Containment
- Incident Containment is the set of actions used to limit the spread and impact of an active security incident. Security teams use it to enforce trust, reduce...
- Isolation
- Isolation is the separation of components, workloads, users, or networks so compromise in one area does not freely spread. Security teams use it to enforce...
- Live Response
- The practice of connecting to a live system during an incident to collect information, run limited commands, and sometimes contain activity without first...
- Lockdown
- A state or action in which systems, accounts, or environments are tightly restricted to prevent further abuse, spread, or change. Lockdown can refer to...
- Mean Time to Contain
- A response metric measuring how long it takes from detection or incident start to the point where the threat is effectively isolated or prevented from causing...
- Network Isolation
- The deliberate separation of systems or segments so traffic between them is prevented or tightly controlled. Network isolation is used both for architecture,...
- Network Segmentation
- Network Segmentation is the division of networks into smaller trust zones so movement and blast radius are constrained. Security teams use it to enforce trust,...
- Quarantine
- A containment action that isolates suspicious files, messages, devices, or systems so they cannot continue to spread harm or interact normally until reviewed....
- Ring Fence
- To isolate a system, dataset, account, or environment from broader access so risk is contained within a defined boundary. In security operations, ring-fencing...
- Ring Fence Slang
- Informal language around isolating risk, scope, or affected systems so problems cannot spread as widely. In engineering slang, ring-fencing is one of the core...
Related Topics
- Isolation (4 terms in common)
- Incident Response (4 terms in common)
- Endpoints (2 terms in common)
- Segmentation (2 terms in common)
- Architecture (2 terms in common)
- Network Security (2 terms in common)
- Operations (1 terms in common)
- Dns (1 terms in common)
- Metrics (1 terms in common)
- Restrictions (1 terms in common)
- Filtering (1 terms in common)
- Defense (1 terms in common)
- Slang (1 terms in common)
- Detection (1 terms in common)
- Risk Isolation (1 terms in common)
- Unix (1 terms in common)
- Malware Response (1 terms in common)
- Hardening (1 terms in common)