- Access Control
- The set of rules, credentials, and physical mechanisms that determine who is permitted to enter a facility, zone, or system.
- Access Tier
- A defined level of entry permission β such as general, restricted, or confidential β assigned to employees based on role and need-to-know.
- Badge / Credential
- A physical or digital token β keycard, fob, PIN, or biometric β used to authenticate an individual's identity and authorize entry.
- Tailgating
- When an unauthorized person follows an authorized employee through a controlled entry point without presenting their own credential.
- Restricted Zone
- A designated area within a facility β such as a server room, executive floor, or laboratory β that requires elevated access permission to enter.
- Visitor Log
- A record documenting each non-employee who enters the facility, including name, purpose of visit, escort, arrival time, and departure time.
- Key-Holder
- An employee formally designated as responsible for a physical key, master fob, or alarm code, with accountability for its use and safekeeping.
- Credential Revocation
- The immediate deactivation of an employee's or contractor's access rights upon termination, resignation, or role change.
- CCTV Retention Policy
- The defined period β typically 30 to 90 days β for which surveillance footage is stored before being overwritten or deleted.
- Principle of Least Privilege
- A security design rule that grants each person the minimum level of access required to perform their job β no more.