NFC vs BLE For the Future of Access Control

Author: Brian Rhodes, Published on Mar 04, 2014

Nothing in access control has the hype of NFC but is it for real?

So far the answer has been no.

Despite HID's relentless marketing push for NFC, a competing approach using BLE is increasingly being adopted.

When it comes to mobile credentials, which is better? Which one should you expect to use? Either one? We take a look in this note.

******* ** ****** ******* *** *** **** ** *** *** is ** *** ****?

** *** ********* *** **** **.

******* ***'* ********** ********* **** *** ***, * ********* ******** using BLE ** ************ ***** *******.

**** ** ***** ** ****** ***********, ***** ** ******? ***** one ****** *** ****** ** ***? ****** ***? ** **** a **** ** **** ****.

[***************]

Key *****

*** ****** ******, *** ******* ****** ******* *** ** ******* mobile *********** ** ***********. ************, ***** *** **** ** **** themselves ** ******** **** ** ****** *** ******* *** ***** apps ** ***** *****.

******, *** **** ********* *** ***** ** ********** *** ********* marketing ** *** ***** **** ****** **** ** ************* ****** devices ** ***** ** * ****** *****, **** **** ***** strongly ********** **** *** **********.

*******, ** ** ***** **** ** *** ******** *****, *** is *** *** **** ********** **** *** ** **** ** this ***, *** **** *** ****.

BLE ********

*** ****** *** ********* *** ******. ** ** ** ******** of '*******' *********, **** *** **** *********** **** ** *********** ***** *** ***** ********* **** '*******'. *** ****** ** that ** ******** *** **** *****, ******** ** ** *** off ********* *** ******** *******. ***** ****** *********** *** *** '*******' *********.

BLE ** ***

** ******** *** **** *** ** *** ********* ****** *****:

  • **** ** ***
  • *****
  • ****
  • ********
  • *****

*** ***** ***** ********** *** ********* ** **** ****** ** each ******:

Ease ** ***

**** *** ******** ******** ** **********, *** ******* *** *****. At *** ******* ****, * **** ******* ** ****** * phone ** ** ****** ***** **** **** ** ***** ** app *** ******* *** ****** ***** ** * ****** ** lock. *** **** ****** ************, ****** ****** ******** ******* * permanent *********** ********** *** ** ***-******, *****-***** ******** ************ **** the ***** ** *** ****. ***** **** *********** '**********' ***** from ******* ** ***** ***** ***********, ** ****** * **** burden ** *** **** ** ***** * *******, *********, *** properly *********** **********.

*****

*** ******* ********** ** ********* ******* *** *** ** *** effective ***** ******* ****** *** **********. **** ***, *** '********* range' ** ~*** **** (***), ***** *** ** ~* ****** (20cm) ** ****. ** ****** ****, *** ****** ***** *** be ***** **** **** ********* ***** *** ****** ****** **** feet, *** *** *** * **** ****** ********* *****. *** radio ********* ** *** ** **.** *** ***** *** ****** are *.* *** *** *****.

**** **** *** ***** ***** ** *** ** * '******** feature' **** ***** ******** **** ********** ******** *********, ******* ****** applications ***** ******* **** * ****** *****, ********** ******* **** and ******* ********* ******. ****** **** ******* *** **** ** position * ***** ****** ****** ** * ****** ***** ******* in * *** ****, *** **** *** **** ********* ***** up ** *** **** ****** *** *******.

******* **********, ****** *** *** ********* * *** ****** ** access, ** **** *** ** "*:*" ***** *** ** "*:****". Potentially, * *** **** ***** ****** ***** ** *** ******** and **** ***-**** *** *** ****** ***** ** *** ****, the ***** ***** ** *** ***** *** ***-********* ******* *** lock *** ***** ** *********** *** ******.

****

** ******** ** *** ******** ********** ** *****, ***** ** a ******** **** ********** ** ****, *** *********** * ***** one. ***** *** ** *******, *********** ********* **** **** ***. According ** ********* *** **********, **** ****** ******** **** *** a*** **** *** ** ~$**** - $****** ********* ***, ***** *** ******* ** *'*** ******** *****' ******* ~$*.** - $*.** *** *************** ** '********' ** '**********' ***********.

******, *** **** ** *** *** **** ***** ** *** of *** ******* ******* ********* ***** *** *** ** ********* ***** ******* *** *** ***** ******* ** ******* ***-***** ************ like*******.

********

** *** ***** ** ********, ********** *******. **** ***** *** is **** ****** ** ******, ***** *** ********** ************ ******** very ***** *********. *******, **** *** ** ****** ** ** used ****** * ********-********* ***, ** * ******* '****' **** take ****. ********** ** ****** ****** ** **********, **** *** being ****** **** * ******** ***-*** *** ********** *** *** having * ******* *** *********** ****** ********* *************.

** *** ****, * ****** '***** *****' ***** ******* ** either ********** ** ********, *** * **** ******* **** ** a ****** ***** *** ********, ** ***** ****** ******** ** equally **********.

*****

*** ******** ********* *** *** ***** ** *** ********** ** power. *** ******** ** ******** ***** ******, *** *** ** passively ******* ** ****** ***** ** ******, ***** *** ******** a ***** ****** **** ******.  **** * *** ************ ***** of ****, ****** ****** **** *** **** **** ** ******** data, *** *** **** ******** ***** ** *******. *** **** practical ****** ** **** ********** ** **** *** **** ** reader ******** * ***** ******, *** ******* ********** ******** **** the ***** ** *** ********. 

** *** ************ ** * '**** *****' *******, ** *** based ****** ****** *** *********** ****** *** ****** ***** ******** enough ***** ** *** *****'* *** **** ** ***** * read, *** **** *** ** **** *********** ******.

Access ******* ***********

* ****** ** ******** ***** ****** ******** *** ********* ** the ******. **** *** * ******:

*** *****

*** ***** 

****** **** ********* ****** **** *******. ** * *****, ************* are *** ***** ** * '*** ** *** *****' ********, and ******** *** **** ** **** **** ****** ******.  *******, far **** *** ************ **** **** *********, ***** ***'* ******* impact ** *** *** **** ** ****. *************, **** ** the***** *** ******** ** ****** *** ***** ** **** *****(**: ***, ****) *** ******* ******** ** *** ** *** access ******* *****.

*** *******, *** *** *** *** ********* ** *******, ******* Phone *, *** **********. *** ****** ******* ***** ** *** two ******* ***** **** ***** ***, ***** **** *** ******* NFC *** ***** ****** ** *** ******.

Comments (12)

*** *****'* **** **** ***. ***** **** ********* ** ********, NFC **** ****** **** **** * ***** *** *** ****** control *******. ********** *** **** ****.

* ***** **** ***, ******** ** ** ***** ********** **** NFC ** ********* ** ******* *** **** * ****** ****** market ***** ** ****** **** *****. *** *** *** ** big ** ***** *******, *** ***** *** **** ******* ***** it ***** *** *** **** ******* *** *****.

***** *** ***** *** **** ******. *'* ********* ****** *************** on **** ********** *** *** ******* *** **** *******. *** are ******* *** ********* **** **'* ******* * **** **** and *********'* *** * ***** **** **** ****, ** **** next ****. *** ***** - ********** *******....

****, *** *** ********* ** "*** *** ******* *** *********..."

*** *** ****** * *** ** ****? **** *** **** quoting ************?

****** ***** ** ** ******** "*******" ** "******** ***/** ******." The ****** * *** ********** ******* **** *** ************ **** in ***** ** *** *** **** *** *** ***** ******* up *** *** *****. *** *** ** ********* * *** on *** **** **** *** **** ******* ***** *** **** will **** ***** * ****** **** *** *** *** ***** instead ** * **********. *** * ****** ** ******** ********* (like **** ***** *** ***? ******?) ******* *** ** ** the ********** ***** *** *** * ***** ** *************. ***** they **** **** ******* ** *** **********, ** **** **** had ** **** ** *** **** *****. ** *** *** inspire **********...

**! * *** ********* ** ** ***** '*******' ** '*********' or '*******' ** '********** **** *****' - ********* *** :)

**** * *** ** ***** *****. *** *** ** *** equations ** ******* ** *****. ******* *** ****. *** ** requiring **? *********? *** **** ******* ** ******? **** '*** My **** *****'! *** ** **** **** **** *** *** many "! *** ** ******** * **** ** **** ***** now"! *** **** *********, *** ********, ***. ** *** ***** cells **** *******? **** **** * ******? ****** **** *** does *** ************* ****** **** **** *** **** ** *** cell ** ****** ** *********? **** *********, ...***

* ***** * *** *** ******* **** * ***** ***** of ***, *** **** * ***** *** *** **** ** app, *** **** **** * ***** **** *** *** *** to ************ **** *********** ***** ****. * ********* ******* *** NFC ***** **** * **** ****** ******* ** ********** ***** you ***** **** ******* **.

* ********** ***** *** *** *** *** ************** ******** * higher ********, *** ** ***** **** ********** **** **** ******** a **** *** ********** ** ** *** ******. * ******'* see ****** ******* ** *** ***, *'* ****** **** * card. * **** ** **** ** ** ***** *** **** anyways, ** *** **** **** ***** ****** **.

****** *'* ***** ***** *** *** *** ********** *****?

***** ** ** * **** *****..**** ****** *****. **** **** summary ***** ****** ** ****. **********….** **** ***** * *** several *** *** **** ***** ********** ********. *** ** ** RFID ******** ** ***** ** ** ******** **** *********** ****** control ******* ***** ******* ** **** ********…**** *** ***** ***** vendors (** *****) ******* ********* *** ***** – (***** **** in **** *** *******). *** ***** ** **** ***** ** very *********** ***** *** **** ***** ** ******** ** *** more **** * ** (*** *****..) *** ** ****** ******** for *** *** ** ***** **** ********. *** *** **** more *** ***** ** * ****** ** **** ***** ********* thanks ** **** ********* *** *****...********* **********, ****** *******, ********* and ***********. *** ****** **** *** ***** *** ****** *********** between *** ***..******* ****** *** *** ********** **** *********** *** product ********** ** ********.

******** *** ****** ********** ***…..*** ********* ****** **** *** ****** control ** ***% *** ********** (******** ***** ****** ****** – after ** ***** ** ******)..** ** *** **** ** *** BLE *** ****** *** ****** **** ** ****** ******* ** 2.4Ghz. ***** *** **** ***** ****** *.**** ***** ******* ** the ******? ****** ****…*****??

* ***** ** ** *** ******/** ***** **** ** ****** of *********** *** **** ** ** ********* *** **** ********** and ***** ** ****** ** *** ** ****** ***** ********** (if **** *** *******) ** *** ***** ** **** ******** or *********. **** **** **** ***** *** ********** *********** *** not ******** ********* ** **** *******…******* ****** *** ** *** as ************. ********* **** ** **** ** ***** *** ******** more ****** *** ****’* ******* * **** *****.

****** *** *** ********, ****.

**** ********** ** **** * **** *** *** *'** **** asked ** * ***** ********* ** **** * *** ********* cell ***** *** ** * **********.

* *****' ** ** *** **** **** *** **** **** there **** ******* ********* ******* *** ***/** ***.

** *** **** **** *** **** ****** ******** ** ***?

** **, *** *** *** ******* ** **** ***** *** do **** **** ********** ***********?

******!

'****** ***********' *** *** ***** ****, *** ********** ****** ******** is ***** ****. **** *** ****, ** ** ***** * 'buzzword', *** *****'* ** *********** ******* ********, **** **********.

** *** **** *******, *** ********* ** ****** *** *** the ****** ********* ****. ***** ************* **** ***** ******* ** cited ** *** **** ******, ** *** ******** ** *********** are *** **********.

*** ****** ********* ** *** ******** ******* (***** **********, ***** padlocks, ******* *****,******** *******, ***) *** ********* ******** ***, ****, ** ******/*-**** *****, with *** '**********' *** ***** *********** ** ** ***.

*** ******** ** *** *** *********** ***** ** ** ** a ************ ****** *** *** ****** ********* ******** ** ***. (see:*** ******** ****** *** ******)

***** *** ***** *** ** **'* ******, *** ** ** a ***-******** ************** **** *********** **** ******** ******** - *** access *********** ** ***** ************.

*******, ************** **** ******** **** ***** ** ******* ** ******** ******** ****. ** **** ***** **** **** *********.

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