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'''Discussion: Physical Access Control Project'''
This page has been migrated to HacDC's Main Site.


''So i'm a wiki-tard, is there anyway to make these discussions threaded? Seems like it would make more sense''
It can now be [http://hacdc.org/wiki/physical-access-control-project found here].
 
    ''Added by Mark W, Thu, May 22, 2008:'' I think this is what you're looking for: [http://www.smarthome.com/5190s12.html Electric Door Strike]
 
Elliot demo'ed his knock-code routine and got some useful feedback.  Things like ambient noise and a relatively-long timeout period need improvement.
 
Andrew suggested using a "Sonic Screwdriver" a la Doctor Who.  This opens up all sorts of fun/funny code mechanisms.  For instance, a keyfob with an ultrasonic speaker might be sweet.  Or use LEDs and blink out a code string into a light sensor.  And like the RFID scheme, we could have individual keys for individual peoples.
 
Thoughts: Smart cards can offer some nice crypto, but they'd require the purchase of additional hardware ([http://www.smartcardsupply.com/Content/Hardware/AC-KIT.htm a kit]) and are more expensive than RFID (around $2.50)
 
Another idea I had, and kinda like, is to have a computer connected to the internet and a SIP provider (as [http://onlineapps.newsvine.com/_news/2008/05/02/1466218-land-of-the-freeware-making-and-receiving-free-phone-calls-via-any-computer-or-internet-enabled-device-with-grandcentral noted] repeatedly, you can get free inbound calls via Google [http://grandcentral.com/ GrandCentral]). When a call is received, it could listen for an access code (prepend a few digits for user id if desired)  --[[User:NikolasCo|NikolasCo]] 09:27, 28 May 2008 (UTC)
 
how easy is it to forge phone number? because otherwise you could just have a database of member cellphones --[[phf]]
 
pretty easy with asterisk and a voip provider. --[[markw]]

Latest revision as of 04:55, 7 May 2009

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