Definition

Noun: 1. A precautionary step or action taken to protect against danger, theft, or unauthorized access: A "security measure" is a specific procedure, device, or policy implemented to increase safety and reduce risk. 2. An electrical or mechanical device designed to detect or prevent intrusion: In a more specific sense, it can refer to a physical apparatus, such as an alarm system, that activates when a breach is attempted.

Usage Examples

• Installing a new lock on the door is a basic security measure.
• The company implemented several new security measures, including mandatory password changes and two-factor authentication.
• The building's security measures were tested during a routine drill.
• As a security measure, all visitors must sign in at the reception desk.

Advanced Usage

• "To implement a security measure": To put a specific protective action or device into use.
  • The bank implemented new security measures after the attempted robbery.
• "As a security measure": Used to explain the protective purpose of an action.
  • As a security measure, the system automatically logs users out after 15 minutes of inactivity.

Variants and Related Words

• Security (n): The general state of being safe and protected from harm or danger.
  • The airport has very tight security.
• Safeguard (n/v): A measure taken to protect someone or something (similar in meaning to "security measure").
  • Regular backups are an important safeguard for your data.

Synonyms

• Precaution: An action taken in advance to prevent something dangerous or unpleasant.
• Safeguard: A measure taken to protect or ensure safety.
• Protective measure: An action or device intended to provide protection.

Related Phrases

• Security protocol: A formal set of rules and procedures for ensuring security.
  • Employees must follow the established security protocols.
• Security feature: A specific characteristic or function of a system or product designed to enhance security.
  • The phone's biometric lock is a key security feature.

Notes

The term "security measure" is often used in plural form ("security measures") to refer to a collection or system of protections. It is a broad term applicable to both physical security (e.g., locks, cameras) and digital/cybersecurity (e.g., firewalls, encryption).

Noun

1. an electrical device that sets off an alarm when someone tries to break in