Smart Hotel Lock Glossary - 100+ Terms A-Z
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All Terms (105)
A
Access Control
A security system that restricts or grants access to specific areas based on user credentials and permissions. In hotels, it manages who can enter rooms, common areas, and restricted zones.
Examples:
- • Time-based access for housekeeping
 - • VIP floor restrictions
 
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Access Log
A detailed record of all lock access events including timestamps, user IDs, successful/failed attempts, and lock status changes. Essential for security audits and incident investigation.
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AES (Advanced Encryption Standard)(AES)
A symmetric encryption algorithm used to secure digital credentials and communications in smart locks. AES-128 and AES-256 are industry standards offering military-grade security.
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ANSI (American National Standards Institute)(ANSI)
An organization that develops standards for lock hardware. ANSI/BHMA Grade 1 is the highest security grade for commercial locks, indicating maximum durability and security.
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API (Application Programming Interface)(API)
A set of protocols that allow different software systems to communicate. Lock systems use APIs to integrate with PMS, mobile apps, and building management systems.
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Audit Trail
A chronological record of all system activities and access events. Provides accountability and enables security investigations by tracking who accessed what, when, and how.
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B
Battery Life
The operational duration of a lock on a single battery charge, typically 2-5 years depending on usage and battery type. Smart locks provide low battery warnings before depletion.
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BHMA (Builders Hardware Manufacturers Association)(BHMA)
An industry organization that certifies lock hardware quality and performance. BHMA standards ensure locks meet specific durability and security requirements.
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Biometric Authentication
Identity verification using unique biological characteristics such as fingerprints, facial recognition, or iris scans. Increasingly used in high-security hotel applications for staff access.
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BLE (Bluetooth Low Energy)(BLE)
A wireless communication technology optimized for low power consumption. Enables mobile phone-to-lock communication for mobile key functionality.
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BMS (Building Management System)(BMS)
A centralized system controlling and monitoring building services including HVAC, lighting, and access control. Smart locks integrate with BMS for comprehensive facility management.
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C
CE (Conformité Européenne)(CE)
European conformity marking indicating products meet EU safety, health, and environmental protection standards. Required for locks sold in European markets.
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Certification
Third-party verification that a product meets specific standards (UL, FCC, CE). Essential for ensuring lock quality, safety, and regulatory compliance.
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Check-In
The process of registering a guest arrival and issuing room credentials. Smart systems enable remote/mobile check-in with automatic key delivery.
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Check-Out
The process of guest departure and credential deactivation. Automated systems instantly invalidate keys upon check-out in the PMS.
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Cloud Management
Remote lock administration via internet-connected servers. Allows real-time key issuance, monitoring, and updates from anywhere without on-premise infrastructure.
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Compliance
Adherence to regulations and standards (GDPR, ADA, fire codes). Critical for legal operation and guest data protection.
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Contactless Access
Entry without physical contact using RFID, NFC, or Bluetooth technology. Improves hygiene, convenience, and user experience in hotels.
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Credential
Digital or physical proof of authorization (key card, mobile key, PIN). Contains encrypted data identifying the user and their access permissions.
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Cylinder
The mechanical core of a lock containing the keyway and pins. Smart locks often include electronic cylinders or supplement traditional cylinders with electronics.
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Cylindrical Lock
A lock type where the locking mechanism is contained in a cylindrical housing installed through the door. Common in North American hospitality applications.
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D
Dashboard
A centralized visual interface displaying lock system status, analytics, and controls. Provides real-time overview of access events, battery levels, and system health.
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Deadbolt
A locking mechanism that extends a solid metal bolt into the door frame. Provides primary security in hotel locks, controlled electronically in smart systems.
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DESFire
A type of RFID technology offering enhanced security through mutual authentication and data encryption. Popular in hotel key cards for secure credential storage.
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DND (Do Not Disturb)(DND)
A mode preventing staff access while allowing guest control. Some smart locks integrate DND status with room management systems.
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Door Closer
A mechanical device ensuring doors close automatically after opening. Important for fire safety and security, must be compatible with smart lock installation.
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Door Status
Real-time monitoring of door position (open/closed/ajar). Smart locks can detect and report abnormal door states for security and maintenance.
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Duress Code
A special PIN that unlocks the door while silently triggering an alarm. Used by staff in dangerous situations to alert security without alerting attackers.
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E
Encoder
A device that programs key cards with encrypted access credentials. Front desk staff use encoders to create room keys during check-in.
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Encryption
Converting data into coded format to prevent unauthorized access. Smart locks use AES encryption to protect credentials and communications.
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Energy Management
Controlling HVAC and lighting based on room occupancy detected by the lock system. Reduces energy waste in vacant rooms.
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Event Log
A detailed record of all system events including access attempts, configuration changes, and errors. Used for troubleshooting and security audits.
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F
Failsafe
A lock that automatically unlocks during power failure or emergency. Required for exit doors to ensure safe evacuation.
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Failsecure
A lock that remains locked during power failure. Common for entry doors to maintain security when power is lost.
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FCC (Federal Communications Commission)(FCC)
US regulatory authority certifying wireless devices. FCC compliance ensures locks meet radio frequency emission standards and won't interfere with other devices.
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Fingerprint Recognition
Biometric authentication using unique fingerprint patterns. Provides secure, keyless access for staff or VIP guests in high-security applications.
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Fire Rating
Certification indicating how long a door/lock assembly can withstand fire (typically 20, 45, 60, or 90 minutes). Required for fire-rated doors.
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Firmware
Permanent software programmed into the lock's hardware. Can be updated to add features, improve performance, and fix bugs.
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G
Gateway
A network device connecting locks to the cloud or central management system. Enables real-time communication and remote control of online lock systems.
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GDPR (General Data Protection Regulation)(GDPR)
European privacy law governing personal data collection and processing. Affects how hotels collect, store, and manage guest access data.
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Grade 1
ANSI/BHMA's highest security rating for commercial locks. Indicates maximum strength, durability, and security for demanding applications.
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Guest Key
A credential issued to hotel guests for room access during their stay. Automatically deactivates at checkout for security.
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H
HVAC (Heating, Ventilation, and Air Conditioning)(HVAC)
Climate control systems that can integrate with smart locks for energy management. Automatically adjusts settings based on room occupancy.
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I
Installation
The process of physically mounting and configuring smart locks. Professional installation ensures proper alignment, security, and warranty coverage.
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Integration
Connecting the lock system with other hotel systems (PMS, BMS, CRM). Enables automated workflows and centralized management.
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IoT (Internet of Things)(IoT)
Network of connected devices communicating and sharing data. Smart locks are part of the hotel IoT ecosystem, enabling automation and analytics.
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IP Rating (Ingress Protection)(IP)
International standard measuring protection against dust and water (e.g., IP65). Important for locks in outdoor or high-moisture environments.
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K
Key Card
A plastic card containing an RFID chip or magnetic stripe used as a room key. Programmed with encrypted access credentials.
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Key Deactivation
Immediately invalidating a credential to prevent further use. Occurs automatically at checkout or manually if a key is lost.
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Keyless Entry
Accessing rooms without traditional metal keys, using RFID cards, mobile phones, or PINs instead.
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Keypad
A numeric or alphanumeric input panel for entering PIN codes. Common in modern smart locks as an alternative or supplement to card readers.
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L
Latch Bolt
A spring-loaded bolt that extends when the door closes. Retracts when the handle is turned or valid credential is presented.
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Lockdown Mode
Emergency mode that restricts all access except authorized personnel. Used during security threats or emergencies to secure the property.
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Low Battery Warning
An alert (visual/audio/system notification) indicating batteries need replacement soon. Typically provides 30-60 days notice.
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M
Master Key
A credential that can access multiple rooms or all rooms in a property. Issued to authorized staff (managers, maintenance) with strict access controls.
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Mechanical Override
A physical key backup allowing door opening if electronics fail. Provides emergency access when batteries are depleted or systems malfunction.
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Mesh Network
A network topology where devices relay data to each other, extending range and reliability. Used in large properties to connect distributed locks without individual gateways.
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MFA (Multi-Factor Authentication)(MFA)
Security approach requiring two or more verification methods (e.g., card + PIN, mobile key + biometric). Provides enhanced security for sensitive areas.
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MIFARE
A popular RFID technology standard used in hotel key cards. Available in various versions (Classic, Plus, DESFire) with different security levels.
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Mobile Check-In
Allowing guests to complete check-in via smartphone app before arrival. Enables room selection and mobile key delivery without front desk interaction.
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Mobile Key
A digital room key stored on a smartphone, using Bluetooth or NFC for door access. Eliminates plastic key cards and enables contactless check-in.
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Mortise Lock
A lock body installed in a rectangular pocket (mortise) cut into the door. Common in commercial applications, offering high security and durability.
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N
NFC (Near Field Communication)(NFC)
A short-range wireless technology (few centimeters) enabling secure data exchange. Used in mobile keys and contactless payments.
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O
Occupancy Detection
Sensing whether a room is currently occupied using lock access patterns or additional sensors. Enables energy management and housekeeping optimization.
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Offline Mode
Lock operation without network connectivity. Credentials are stored locally, ensuring access works during internet outages.
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Online Mode
Locks connected to network for real-time updates and monitoring. Enables instant key programming and access log synchronization.
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OTA (Over-The-Air Update)(OTA)
Wireless firmware updates delivered via network connection. Allows remote lock updates without physical access.
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P
PCI DSS (Payment Card Industry Data Security Standard)(PCI DSS)
Security standards for handling payment card data. Relevant when locks integrate with payment systems or store sensitive guest information.
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PIN Code
A numeric password for door access. Can be permanent (staff) or temporary (guests, contractors).
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PMS (Property Management System)(PMS)
Hotel software managing reservations, check-in/out, billing, and operations. Integrates with locks for automated key management.
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Power Management
Optimizing battery consumption through efficient electronics and sleep modes. Extends battery life to 3-5 years.
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Privacy Mode
Guest-activated setting that blocks staff access while maintaining emergency override capabilities. Also known as Do Not Disturb mode.
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Programming
Configuring lock settings and credentials. Done via encoder (offline) or software (online).
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Q
QR Code
A two-dimensional barcode that can store credential data. Some systems use QR codes displayed on mobile apps as temporary access keys.
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R
Reader
The electronic component that detects and reads credentials (RFID cards, mobile phones). Usually located on the lock exterior.
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Real-Time Monitoring
Continuous surveillance of lock status, access events, and system health. Enables immediate response to security incidents or system issues.
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Relay
An electromagnetic switch controlling electrical circuits in locks. Used to trigger electronic latch mechanisms or connect to external systems.
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Remote Management
Controlling locks from a distant location via internet. Enables centralized administration of multiple properties.
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Retrofit
Replacing existing locks with smart locks using the same door preparation. Minimizes installation time and door modifications.
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RFID (Radio-Frequency Identification)(RFID)
Wireless technology using radio waves to transfer data between key cards and readers. Most common technology in hotel key cards.
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ROI (Return on Investment)(ROI)
The financial benefit gained from smart lock investment compared to costs. Typically achieved in 18-36 months through operational savings.
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S
SaaS (Software as a Service)(SaaS)
Cloud-based software accessed via subscription rather than purchased outright. Common model for lock management platforms.
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Security Protocol
Standardized methods for securing communications and data (SSL/TLS, AES). Ensures credentials cannot be intercepted or cloned.
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Sensor
A device detecting physical conditions (door position, occupancy, tampering). Provides additional security and automation capabilities.
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Smart Card
An advanced key card with embedded microprocessor for secure data storage and processing. Offers higher security than traditional RFID cards.
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Staff Key
A credential issued to hotel employees with access permissions matching their role (housekeeping, maintenance, management).
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Strike Plate
The metal plate mounted on the door frame that receives the lock bolt. Must be properly aligned for reliable lock operation.
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T
Tamper Detection
Sensing and reporting attempted forced entry or lock manipulation. Triggers alerts to security personnel.
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TCO (Total Cost of Ownership)(TCO)
Complete cost of smart lock system including hardware, installation, software, maintenance, and support over its lifetime.
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Temporary Access
Time-limited credentials for contractors, delivery personnel, or short-term guests. Automatically expire after a set period.
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Time-Based Access
Credentials valid only during specific time periods. Common for guest keys (stay dates) and staff shifts.
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TLS (Transport Layer Security)(TLS)
Cryptographic protocol securing network communications. Used to protect data transmission between locks and management systems.
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U
UI (User Interface)(UI)
The visual and interactive elements through which users operate the lock system. Includes mobile apps, web dashboards, and lock displays.
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UL (Underwriters Laboratories)(UL)
A safety certification organization. UL 294 certifies access control systems, UL 10C certifies positive pressure fire tests.
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Upgrade
Replacing traditional mechanical locks with smart electronic locks. Can be gradual (phased) or complete property conversion.
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V
Vandal Resistant
Lock design hardened against physical attack and tampering. Features reinforced components and tamper-proof fasteners for high-security applications.
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VIP Access
Special access permissions for high-profile guests, providing enhanced features like extended checkout times or exclusive area access.
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W
Warranty
Manufacturer guarantee covering defects and malfunctions. Typically 2-5 years for smart locks, may require professional installation.
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Weatherproof
Protection against environmental conditions like rain, humidity, and temperature extremes. Critical for outdoor installations and coastal properties.
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Wi-Fi
Wireless networking technology enabling internet connectivity. Used for cloud management and real-time lock communication.
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Wireless
Communication without physical cables using Wi-Fi, Bluetooth, Zigbee, or proprietary protocols. Simplifies installation and enables remote management.
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Z
Zigbee
A low-power wireless protocol for IoT devices. Used in building automation and smart lock networks for mesh networking capabilities.
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Zone Management
Organizing property areas into zones with specific access rules. Enables efficient control of who can access elevators, pools, gyms, and restricted areas.
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