UPMSP Vocational Security study materials
UPMSP Vocational Security study resources

UPMSP Vocational Security key terms

UPMSP Vocational Security · Get comfortable with the vocabulary.

Duty of care

The legal and moral obligation of a security officer to take reasonable steps to protect the safety and property of people on the premises, avoiding acts or omissions that could foreseeably cause harm.

Related: Negligence, Reasonable force
Reasonable force

The minimum level of physical intervention a guard may use to stop a threat or prevent escape, judged by what a sensible person would consider necessary and proportionate in the same situation.

Related: Duty of care, Citizen's arrest
Citizen's arrest

A power allowing a private person to detain someone caught committing a serious offence, or reasonably suspected of it, and hand the person to police without delay; the detention must be lawful and brief.

Related: Reasonable force, Private defence
Private defence

The right to use proportionate force to repel an unlawful attack on oneself or another person, limited to the danger actually faced and stopping once the threat ends.

Related: Reasonable force, Citizen's arrest
Negligence

Failure to exercise the standard of care a reasonable security professional would show, resulting in foreseeable harm, and giving the injured party grounds for a civil claim for damages.

Related: Duty of care, Incident report
Trespass

Entering or remaining on private property without the owner's permission or lawful authority, which a security officer may lawfully ask the person to leave and may remove using minimum necessary force.

Related: Access control, Reasonable force
Access control

The set of procedures and hardware that decide who may enter a restricted area, when, and under what conditions, using identity checks, badges, locks, turnstiles or electronic readers.

Related: Perimeter security, Visitor management
Perimeter security

The outer boundary of a protected site, such as walls, fences, gates, lighting and patrol routes, designed to delay or detect intruders before they reach valuable assets.

Related: Access control, CCTV
Visitor management

The process of recording, badging and escorting non-employees on site so that every visitor's identity, purpose and time of departure are known and traceable.

Related: Access control, Incident report
CCTV

Closed-circuit television: a system of cameras and monitors, often recording to storage, used to observe and document activity across a site for deterrence and later evidence.

Related: Chain of custody, Perimeter security
Chain of custody

The documented, unbroken record of who handled an item of evidence, when and why, from seizure to court, proving that it was not altered or contaminated.

Related: Incident report, CCTV
Incident report

A factual written record of an event, describing who, what, when, where, how and what action was taken, written promptly, objectively and without opinion or blame.

Related: Chain of custody, Logbook
Logbook

A bound or electronic register in which guards record entries, exits, patrols, handovers and unusual events in chronological order, signed and timed for accountability.

Related: Incident report, Handover
Handover

The structured briefing at the end of a shift in which outgoing staff pass keys, equipment, pending issues and observations to the incoming guard, both signing the record.

Related: Logbook, Patrol
Patrol

A planned or random walk through assigned areas to deter crime, check locks, detect hazards and observe conditions, usually confirmed by checkpoint tags or electronic logging.

Related: Handover, Perimeter security
Fire triangle

The three elements needed for combustion - fuel, oxygen and heat - which firefighting removes or interrupts by cooling, smothering or starving the fire.

Related: Fire extinguisher classes, Evacuation drill
Fire extinguisher classes

Groupings of fires by fuel type: Class A solids, B flammable liquids, C gases, D metals and electrical fires, each matched to a suitable extinguisher and never used on the wrong class.

Related: Fire triangle, Pass technique
PASS technique

The four-step method for using a fire extinguisher: Pull the pin, Aim at the base of the fire, Squeeze the handle, Sweep side to side, while keeping a safe escape route behind you.

Related: Fire extinguisher classes, Assembly point
Assembly point

A pre-designated safe outdoor location where evacuees gather after leaving a building so that roll call can confirm everyone is accounted for and no one re-enters.

Related: Evacuation drill, Muster roll
Muster roll

The list used at an assembly point to check off evacuated persons and identify anyone missing, enabling rescue teams to be directed to specific locations.

Related: Assembly point, Evacuation drill
Evacuation drill

A scheduled rehearsal of an emergency escape, testing alarms, routes, exits and staff roles so that real evacuations run quickly and without panic.

Related: Assembly point, Muster roll
First aid

Immediate, temporary care given to an injured or suddenly ill person before professional medical help arrives, aimed at preserving life, preventing worsening and promoting recovery.

Related: CPR, Recovery position
CPR

Cardiopulmonary resuscitation: cycles of chest compressions, and rescue breaths if trained, delivered to a person in cardiac arrest to keep oxygenated blood circulating until help arrives.

Related: AED, Recovery position
AED

Automated external defibrillator: a portable device that analyses heart rhythm and delivers a controlled shock to restart a stopped heart, used alongside CPR with voice prompts.

Related: CPR, First aid
Recovery position

A stable side-lying posture for an unconscious but breathing casualty that keeps the airway open and allows fluids to drain, preventing choking while help is awaited.

Related: First aid, CPR
Personal protective equipment

Gear such as helmets, gloves, boots, goggles and high-visibility vests worn to shield a worker from workplace hazards, inspected before use and replaced when damaged.

Related: Hazard identification, Safety sign
Hazard identification

The systematic process of spotting conditions or acts that could cause injury or damage, so that risks can be assessed, controlled or reported before an incident occurs.

Related: Risk assessment, Personal protective equipment
Risk assessment

A structured evaluation of how likely and how severe each identified hazard is, used to decide which controls to apply and to prioritise action.

Related: Hazard identification, Hierarchy of controls
Hierarchy of controls

The order of preference for managing risk: eliminate the hazard, substitute it, engineer safeguards, apply administrative rules, and finally rely on personal protective equipment.

Related: Risk assessment, Personal protective equipment
Safety sign

A pictogram or notice conveying a warning, prohibition, mandatory action or safe condition, colour-coded (red, yellow, blue, green) so it is understood at a glance.

Related: Hazard identification, Personal protective equipment
Crowd crush

A dangerous build-up of pressure in a dense crowd that restricts breathing and can cause asphyxiation or trampling even when people are standing still.

Related: Crowd flow, Barrier management
Crowd flow

The movement of people through an area, managed by wide entry lanes, one-way routes, clear signage and timed release to prevent bottlenecks and surges.

Related: Crowd crush, Barrier management
Barrier management

The placement, inspection and staffing of fences, rails and temporary barriers to channel crowds, protect vulnerable points and allow rapid opening of escape routes if needed.

Related: Crowd flow, Crowd crush
Traffic control

Directing vehicles and pedestrians at events or sites using hand signals, cones, signs and designated lanes to keep movement orderly and prevent collisions.

Related: Crowd flow, Radio procedure
Radio procedure

The standard discipline for voice communication: identify yourself and the recipient, keep messages short and clear, use agreed codes, and acknowledge every instruction.

Related: Traffic control, Handover
Surveillance

Systematic observation of people or premises for security purposes, which must be lawful, proportionate and limited to what is necessary, with footage handled confidentially.

Related: CCTV, Privacy
Privacy

A person's right to control access to their personal information and image; guards must collect only necessary data, store it securely and disclose it only to authorised parties.

Related: Surveillance, Chain of custody
Human rights

The basic freedoms every person holds regardless of status, including dignity, liberty and freedom from torture; security work must respect them even when dealing with suspects.

Related: Privacy, Reasonable force
Use-of-force continuum

A graduated scale of responses from mere presence and verbal direction up to physical restraint, guiding an officer to match the level of force to the threat faced.

Related: Reasonable force, Private defence