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In physical security and information security, access control (AC) is the action of deciding whether a subject should be granted or denied access to an object (for example, a place or a resource). The act of accessing may mean consuming, entering, or using. It is often used interchangeably with authorization, although the authorization may be granted…
Physical security, Computer security & Telecommunications
Explore the main themes, entities and connections around Access control. Start with the topic map, then use the sections below for research and deeper semantic analysis.
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High-confidence facts extracted from structured source data. Use them as anchors for further research.
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Use these terms to understand the vocabulary surrounding the topic, not as a checklist for keyword stuffing.
access control system security readers controllers door also systems data user may used host rs-485 ip main controller based needed
| Subject | Predicate | Object | Confidence | Src |
|---|---|---|---|---|
| Access control | is a | matter of who | 0.90 | text |
| a turnstile | instance of | or by a device | 0.80 | text |
| locks | instance of | through mechanical means | 0.80 | text |
| keys | instance of | through mechanical means | 0.80 | text |
| or through technological means such as access control systems like the mantrap | instance of | through mechanical means | 0.80 | text |
| near-field communication | instance of | newer technologies | 0.80 | text |
| RS-232 | instance of | but other options | 0.80 | text |
| RS-485 | instance of | but other options | 0.80 | text |
| Clock/Data are not uncommon | instance of | but other options | 0.80 | text |
| a display | instance of | and readers communicate directly with a PC that acts as a host.Some readers may have additional features | 0.80 | text |
| function buttons for data collection purposes | instance of | and readers communicate directly with a PC that acts as a host.Some readers may have additional features | 0.80 | text |
| turnstiles that admit only one person at a time | instance of | This risk can be minimized through security awareness training of the user population or more active means | 0.80 | text |
These clusters group vocabulary that occurs around closely connected concepts in the source material.
Bridges can reveal useful research angles that are easy to miss in a flat list of related terms.