A security guard (otherwise called a security reviewer, security official, or defensive operator) is an individual utilized by a legislature or private gathering to ensure the utilizing gathering's resources (property, individuals, hardware, cash, and so on) from an assortment of risks, (for example, squander, harmed property, hazardous laborer conduct, crime, for example, robbery, and so on) by implementing safeguard measures. best Singapore security guard services do this by keeping up a high-permeability presence to stop illicit and unseemly activities, looking for indications of wrongdoing or different perils, making a move to limit harm, as proper.

Security officials are commonly formally dressed to speak to their legitimate position to ensure private property. Security guards are for the most part administered by legitimate guidelines, which set out the prerequisites for qualification and the allowed specialists of a security guard in a given purview. The specialists allowed to security guards fluctuate by nation and subnational locale. Security officials are employed by a scope of associations, including organizations, government divisions, and offices, and not-revenue driven associations Until the 1980s, the term guard was all the more generally applied to this capacity, a use going back to at any rate the Medieval times in Europe where there was no type of law authorization. This term was persisted in North America where it was compatible with a night-gatekeeper, security guard services until the two terms were supplanted with the cutting edge security-based titles. Security officials are once in a while viewed as satisfying a private policing capacity.

A private security officer's duty is shielding its customer from an assortment of risks (typically as criminal acts). Security guard  staff upholds organization manages and can act to ensure lives and property, and they in some cases have an authoritative commitment to give these activities. Notwithstanding essential discouragement, security officials are regularly prepared to perform particular undertakings, for example, capture, and control (counting cuffing and limitations), work crisis hardware, perform medical aid, CPR, take exact notes, compose nitty-gritty reports, and perform different assignments as needed by the customer they are serving. All security officials are likewise needed to experience extra preparation commanded by the state for the conveying of weapons, for example, rod, guns, and pepper shower A few officials are needed to finish police affirmation for extraordinary obligations.