[asterisk-users] Magnetic door locks

[Paul Hales]

I remember driving past a building with a magnetic door lock (where a 
friend worked) late one night, and he noticed that their door was open 
and swinging in the breeze. Turns out that if you lost power, this 
particular door would open up as well.

PaulH


Steve Totaro wrote:
> One of the last "secure" facilities I worked in had a motion sensor
> that unlocked the door for people leaving from one door.  The COO was
> pretty shocked when I took off my belt, easily pushed it through the
> gap in the glass doors near the top and triggered the motion sensor,
> immediately opening the door to the admin side of the building.
>
> The other side did not have motion sensor just an RFID and magnetic
> lock.  Under challenge, I grabbed a chair, stood on it, lifted the
> drop ceiling and cut one of the wires to the magnet, click, it opened
> (would be a fire hazard if door did not unlock when power was
> removed).
>
> I think they spent big bucks on their false "sense of security" I also
> pointed out that the data room could be accessed via drop ceiling on
> one side and drywall (that's tough stuff!!) on two of the three walls.
>
> Thanks,
> Steve
>
> On Thu, Jul 17, 2008 at 8:43 AM, c james <cjames at callone.net> wrote:
>   
>> I have an opportunity to interface asterisk with a security system to
>> open their magnetic door locks.  The security system needs a dry contact
>> close upon activation to signal the door.  Has anyone done this before?
>>
>>
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