Selecting Access Control Readers Tutorial

Credential ****

*** ***** ********* **** defines **** ******* *** which *********** **** *** designed ** ****.

*** ******** ****** ******* applications, *** ********** **** has ******* **** *********** and ** ***. ******* in ****-**** ******* *** use ***-******** ********** ***** and *** ******* ******** readers **** *** ******** manufacturer, ******** *********** ******* as * ******.

*******, ****** ******* *** equipped ** **** ******* credential *****, ** ****** an ******** ********* ** the ******* ******* ** use ** * ******** step.

*********** ***** ****** ** picture ***, *** ********** take *** **** ** cards *** *** **** several ***** - *** our****** ********** **** ****** Tutorial*** **** *******. *** following **** ******* *** major ***** ** *********** used ** ****** ****** control *******:

• *** *********, *** *** Standard *********: *** **** common ********** ***** ** use ******* *** ****** to **** *** ********** near *** ******, *** not **** ******* **** it. ***** *********** *** be **** ******* *******, pockets, *** ***** - and **** *** ******** used ** ** *****, keyfobs, *** ********** ********.
• **** *********, **.** *** Smartcard: *** ****** **** of **** ******** ** onboard ******* **** (***) that ****** ****** **********, more *******, *** **** rewriting ************. ********** ***** this ******** ********** ***** use *** **** *** multiple *******, ********* ******* access *** ******* *****.
• *******/*********: ***** ******* ******** obsolete ** *** **** of ********* **** ****-***, older ****** ******* *** still *** ***** ***********. While ********** ** ******* and *********** ** *****, magstripe/barcode ***** *********** **** the ******** ** ***** options *** *** ** copied ** ******* ******. In ********, *** ********** of ***** *********** ** not **** ****** *** commercial ***, ** **** mild ********** ** ******** scratches *** ****** ***********.
• **********: ***** ************* ******** belonging **** ** ******** users ** **** *******. Fingerprints, *********, ****/*******, *** face *********** ******* *** commonly **** ** *******.
• ******** **********: ***** ***** of ********** ***** *** or **** ** *** listed ***** ** * single **********. ***** **** expensive, ***** ***** *** the **** ******** ***** they *** ** **** with ******* ********* ******* and *** ** *********** from *** ********.

Credential ********* *********

*** *********** ***********, * type ** ** ********** called '******** ****** ********' is **** ** ******** card ***********. 

** ***** *****, *** principal ********* ** ****** 125 *** *** **.** MHz *********** **** ******* is *** *** ****** to ******* *** **** embedded ** *** ****/ delivers ***** ********** ** the ****, ***** **** momentarily ****** ****** *** then **** ** ** broadcast **** ******* **** to *** ******. *** image ***** ***** * transparent ******* ** * card, ********* *** ***** components:

* **** **** *** 125 *** *********** ** how **** *** ***** it ** ** **** card ******* ******* ********* of *** ******.  ***** formats *** *** ******* or ********* *** *** be ****** ** ******* with ****** ******.

*** ****** **** ** copy *** ***** ***** much *** **** *** as ****** **** *******. Our **** ***** ***** from **** **** ****** ******* With **** $** *** 125kHz **** *********** *** *** $** ****** *** ** **** ** seconds ** ***** *** 125kHz ********* ****** *****:

13.56 *** ****** ***********

*** *** **** **.** MHz ****** ******* ***** come **** *** ********* vendors:

• ******/******* (***)
• *** ****** ******/ ****** SE

** *******, *** ****** iClass ** **** ********* on * ***-****** *** per-credential ***** ******** ** MIFARE/DESFIRE. *** ****** ** the **** ********** ** largely *** ** *********, as *** *** ******* is ********, ** *** manufactured ********, ** *** or ***** ****** **** Abloy. ** ********, *** non-HID ******* *** '**** use' *** *********** **** for *** ************ ** build ******* ******* **** with ** ********* ****.

*** ****** ******* ********** between ****** ****** ******* varies ***** ** ********** part *******, *** *** cost ********** ********* ****** 10% - **% **** for *** *** ********. However, ********** ** ***** America, *******, *******/******* *******, and ******* ************ *** be ****** *** *** who ******* *********** ****** share ** **** ******. Elsewhere ** *** *****, NXP-based ******* *** ** more *******, *** *******/******* may ** **** *********.

*** ******** ******** ******* the *** *******, *** our: *** ** *** *********** ****.

Multifactor ********** *******

** ******* ****** **** than *** ********** **** to ******** *****, **** are ***** ** '*********** readers'.

***** ***** *** ***** required *** **** ******** applications ** ** ***** users ********** ***********. *** example, * ****** *********** unit ******** * ********* card ****** **** * keypad, ** ** * user ******* ** ********* a **** **** *** still **** ** *** a **** *** *****. Combination '***********' ***** ***** combine **** *********** **** biometrics **** ************, *******, or **** ******.

** * ***** **** entry ****** ******** ********* cards, *********** *****, ** a ****** **** ** order ** ** '***********', two ** **** *********** would ** ******* *** entry, *** **** ********* credential ****** *** ********** for *** **** ** present ** *** ****. The ***** ***** ***** an ******* ** * typical '***** ******' ****** device:

**** ********** '*******' **** additional ********** ********, ********* biometric ********* **** ***** are ************* ********** **** the ****** ******* ******. The ***** **** *********** readers ******* ********** ********** factors ***** ******* ** affected ** *** ***** number ** ******* **** must ** ********, *** the ****** ** ********** a ********** **** **** to ** *********.

***** **** *** ******* integrate ******* **** ***** keypad **** *******, ************* with ********* ******* ** high ******** ********** (**: ****** Identive *********** [**** ** longer *********]) ** ******* to ********** ****** ******* systems. 

Mounting *******

*********** *** ******** ******** location *** *** ****** is *** **** **** - ***** **** ******* are '************', **** ******** types (********** ********* ***** units) *** *** ****** for ***** ********. ** the ********* *******, ** address *** **** ****** mounting *********, *** ******** the ********* *** ******* the ******* *******:

********/*******:**** **** ********** *******, the ***** ******** *** mounting ******** **** ** sealed ******* ******** *** protected ******* ********. ******* are ******** ********* ** 'potted' *********, ***** *** internal ********** ********** *** sealed ** ***** ** prevent ******* **** ********. Confirming * ****** ** suitable *** ******* *** is ********** ***** ** 'potted' ** **********, ***** departs **** ******** ******** IP *******. ***********, *** actual ********** ** *** reader *** *** ****** between ******/********* *********.

**** *****: *** **** ***** orientation *** ******** ******* is ** *** **** nearby *** ********** *******. While ******* ******* *** be ******** ** ***** directly ** ******* ** masonry **** ****** ******, heavier ******* *** ******* additional ********. ****** ********* can ** ******** ****** through ***** ***** ** walls, ** ********* *** be ********** ** ******-**** junction ***** - ** this ****, *** ****** is ********** ******* ******** onto * ******** *** cover *****.

******* *****:***** ***** ** ******** to ********, ** ***** control ******* ****** ** fished ******* **** ************, a ****** ******** ** mounting ******* **** ****** door ******. ******* *** mounting ******* ** ********* metallic, ********** ******* *** shielded ******* *** ** required. ***** ******* *** identifiable ** ***** **** profile, ***** **** * few ****** ****. **** through ***** ******* *** narrower **** ******* ****-***** types, **** *** ********* in *** **** ****-****** and ***** *** **** multi-factor (**: **********, ******) options.

******* *****: ******* **** *** gate/parking *** ************ *** frequently ******* ** ***** or ******** ***** ********. These ******* ********* **** longer **** ****** **** door ******* *****, ***** the ********** *** ** feet **** ****** ** automobile ** ********** *******. While ***** ******* *** typically ********* ** ****** controllers *** **** ** other *******, **** *** require ***** ***** ******** and ***** *********/*********. ***** type ** ******* *** also ******* *** *** of ***** ********** ** other ******** ******* ** increase ***** ************* ******** to ***********.

********* *****:*** ** *** **** challenging ******** ********* *** a ****** ** ** a ********* - *** only *** ***** ***** typically ********, **** *** frequently ******* ** ******* shock, ** ********, *** impact *****. ******** ******* readers *** ******* ******** replacement. ** * ******, ruggedized / ****** ********* readers *** *********** *** turnstile ************.

Read *****

*********** *** ******** * card ****** ** ****** to ****** * ********** is *** **** ****. Understanding *** ***** ******* the ****** *** *** controlled ******* ** ******** - *** **** **** it **** **** ** physically ****** **** * reader ** **** * door (********** **** ********** accessible ********), *** ******** distance ******* * **** reader *** ** ********** may ******* ******* *************.

********** ******* *** ********* available ** ***** ******* defined *********. **** ************ defines *** ***** ******** differently, *** *** ***** is ********* ********** ** mounting ***********, ************ *******, and **** ** *****. The ******** ********** ***:

• *****:***** ***** **** ******** between ***** ******* *** 6" - *", *** are ***** ******* *********** adjacent ** ***** ** mullions ** *****. ***** for ***** ******* *** be ********* ***** ******** from *** ********** ******* extra ***** ********.
• ******: ******* ** *** class ********* ***** ******* close ******* *** **" - **", *** *** suited *** *** ** parking **** *** ** bollards ** ***** ******** to *****. ***** ***** feature ********* ******* **** configurations, ******* **** ***** than ***** ***** *******, and ********* **** ****.
• ****: ***** ******* ** this ***** ********* **** between * **** *** up ** ** ****. Because ** *** ******* distance, ******* ** **** category **** ** ******* with *** **** ************** as ******** ********** *********: physical **** ** ***** must ** **********, ******** wireless ******* *** ** sources ** ************, *** reader *********** ** ******** for ********** *********.

******* **** ***** ****** also ** ************* *********, with *** ***** ********* 125kHz ****** ******** ****** distances. ***** *** ******* range ** *** * typical ****** *** **** mount ** ******* ***** applications ***** ***** **** less **** * ****** away **** *** ******, using **** ********* **.***** formats ****** **** ** ranges ****** *** ******* garage ** ******* **** applications.

*** *******, **** *** *** **** ***** readers ***** ** ** **" with ******** *** ******* credentials, *** ***** **.** *** ************ **** ***** **" *** have ********* *** ** sell * ********* *** ****** ********** *** ****** ****** instead *** **** ***********.

** ** ********* ** note **** *** *** credential ***** **** *** range ********** *********. **** common ********** ***** *** not **** *** ********* of '**** *****' ******* available, *** ********** ******* commonly **** ** ****** may *** ** ******** for **** *** ** the **, *** **** versa. 

Required **************

*** ***** ****** ** consider ** **** ******* or ********* ********* *** required ** *** *******. Reader ************** ******* ** consider *******:

• *****: **** ******* *** designed ** ******* ** 12VDC/24VDC *** **** ***, but ********** *** **** range ***** *** ******* different *********. ** *******, readers *** *** ******* draw *******, ********* ******* only *********. **** ***** of '***** *****' ******* operate **** ******* ***** and ******* ** ******* power **********.
• ****: **** ******* *** connected ** *********** **** UTP ** **/* *****, but ********** ****** ***** may ******* *** ******* wire ****** ** ******* features **** ***** ****** or *********. ******** ********, typically ***** * ***** to **** ***** *********** system, *** ********** ******* in ***-**** *** ***-**** security ************. **********, **** cabling ** ******** ** shielded ** ******* ************ from ********** **** ******** between ****** *** ********** units.
• ********* ***** ** ********: ***** *** * traditional ************** *********, ** often ********** ******* ** a ****** ****** ** securing *** *******. ******* most ****** ***** ******* have * ****** ******* life, *** **** ******** lock ********** ****** **** backup ***** (**: ********), a ********** **** *** key **** ** *********. Managing *** *********** **** hardware ** *** *********, but *** **** ********** use ** ***** ***** require * **** ********* and ********** ******* ******.
• *********/*******:*******, ***** *** *********, secondary ******* **** ********* and ***** ************ ******* can **** ******** ***** requesting ********** ** ***** without ****** ***********. **********, a ********** ****** ******* or ***** * ********** and **** *** ******* this **** ***** ******** at *** ********** *******. Having ** ******** ********* allows ******** ***** ** communicate **** * ******* lacking ***********, ******* ************ area ******** ** ********** access ** ****** *****.

Protocol ******* (******* **. ****)

* ******'* ****** ****** must ** ********** **** the **********. **** ******* must ******* ******* ** OSDP, ** ****** ****** interface ************* *** ****** operations. ******* *** **** useful **** ********** **** the ****** ****** ******, specifically *** **** **********. 

*** **** ***** *** standard ************* ************* ******** between ******* *** ********** has ***********, ** ********* **** predates ****** ****** ** TCP/IP *************. ***** *** early ****'* ******* *** use ** *********** ****** outputs ** * *** that *********** ***** *********, regardless ** ************.

*******, ******* *** **** weaknesses **** *** **** amplified ** *** ****** era. **** ** **********, unidirectional ************, *** *** physical *********** ** *********** data **** **** **** far ******** ** ****** credential *** ****** ****** design. ** * ******, a *** ******** ******** called **** ** ***** promoted ** ******* ****** companies.

********** ** ******** *** ****** ********* details, *** *** ******* advantage ** **** ** better ****** *************, ****** monitoring, *** **** ******** than *** *** ******* protocol. ** *** ******* time, ******** ** ******* is ********** *** ******, with **** **** **. However, **** ** ********, with **** ************* ******** new ******* ********** *** protocol *** ***** ** expand ** ** ***** ahead.

[****: **** ******** *** originally ********* ** **** and ************* ******* ** 2017]