[ale] OT Fwd: Dc404-Chat New smart locks for your home

Pete Hardie pete.hardie at gmail.com
Thu Jun 20 15:22:48 EDT 2013


I was going to mention the metal foil tape a few messages back.  My wife
was on a duct-tape wallet kick 2 years ago, and was getting pretty good at
them, so I need to suggest she try that out

Pete Hardie
--------
Better Living Through Bitmaps


On Thu, Jun 20, 2013 at 3:18 PM, Jim Kinney <jim.kinney at gmail.com> wrote:

> yeah... but duct tape and Al foil increase geek cred more than plonking
> down $3 for a finished product ever will :-)
>
> Hmm. I have metal foil duct tape....
>
>
> On Thu, Jun 20, 2013 at 3:11 PM, Ron Frazier (ALE) <
> atllinuxenthinfo at techstarship.com> wrote:
>
>> **
>> A google search for rfid protective sleeve yields lots of interesting
>> results.  The following caught my eye because it's a 3m product.  They
>> usually produce pretty good stuff.
>>
>>
>> http://solutions.3m.com/wps/portal/3M/en_US/ElectricalOEM/Home/Products/DataProtectionSleeves/
>>
>> Sincerely,
>>
>> Ron
>>
>>
>>
>> On 6/20/2013 2:21 PM, Jim Kinney wrote:
>>
>> If the gov issued ID came with RFID and it's not working anymore, that's
>> probably a much bigger problem than anyone wants to have. Especially at the
>> border on the way back in!
>>
>>
>> On Thu, Jun 20, 2013 at 2:12 PM, Ron Frazier (ALE) <
>> atllinuxenthinfo at techstarship.com> wrote:
>>
>>>  That stuff looks pretty cool.  May end up needing it.  I found this
>>> information about enhanced drivers' licenses.  I don't think GA has
>>> implemented them yet, but they do have an rfid circuit.
>>>
>>> https://www.dhs.gov/enhanced-drivers-licenses-what-are-they
>>>
>>> <quote on>
>>>
>>> State-issued enhanced drivers licenses (EDLs) provide proof of  identity
>>> and U.S. citizenship, are issued in a secure process, and include
>>> technology that makes travel easier. They provide travelers with a
>>> low-cost, convenient alternative for entering the United States from
>>> Canada, Mexico or the Caribbean through a land or sea port of entry, in
>>> addition to serving as a permit to drive.
>>>
>>> The Department has been working with states to enhance their drivers
>>> licenses and identification documents to comply with travel rules under the Western
>>> Hemisphere Travel Initiative (WHTI)<https://www.dhs.gov/files/crossingborders/whtibasics.shtm>,
>>> effective June 1, 2009. The states of Michigan, New York, Vermont and
>>> Washington are issuing these enhanced drivers licenses.
>>>
>>> Enhanced drivers licenses make it easier for U.S. citizens to cross the
>>> border into the United States because they include
>>>
>>>    - a vicinity Radio Frequency Identification (RFID)<https://www.dhs.gov/files/crossingborders/gc_1197652575426.shtm>chip that will signal a secure system to pull up your biographic and
>>>    biometric data for the CBP officer as you approach the border inspection
>>>    booth, and
>>>    - a Machine Readable Zone (MRZ) or barcode that the CBP officer can
>>>    read electronically if RFID isn't available.
>>>
>>> The top 39 land ports of entry, which process more than 95 percent of
>>> land border crossings, are equipped with RFID technology that helps
>>> facilitate travel by individual presenting EDLs or one of the other
>>> RFID-enabled documents.
>>>
>>> <quote off>
>>>
>>> Might have to get some of the special shielding fabric you mentioned for
>>> my DL or a special pouch like I already have for my passport.  It's
>>> probably a crime to "vandalize" that card and deactivate the chip.
>>>
>>> Sincerely,
>>>
>>> Ron
>>>
>>>
>>> On 6/20/2013 1:48 PM, Jim Kinney wrote:
>>>
>>>  wrap your RFID cards in this stuff:
>>>
>>> http://www.adafruit.com/products/1168
>>>
>>>  or go anti-emf crazy and buy a larger blob from:
>>>
>>> http://www.lessemf.com/fabric.html
>>>
>>>
>>> On Thu, Jun 20, 2013 at 1:32 PM, Alex Carver <agcarver+ale at acarver.net>wrote:
>>>
>>>>  On 6/20/2013 09:50, Ron Frazier (ALE) wrote:
>>>>
>>>>> On 6/20/2013 10:49 AM, William Bagwell wrote:
>>>>>
>>>>>> On Thursday 20 June 2013, Alex Carver wrote:
>>>>>>
>>>>>>> Ok, then use the bright light to illuminate the card from the edge.
>>>>>>>  If
>>>>>>> you get the light just right you should see a square dimple in the
>>>>>>> back
>>>>>>> of the card where the pocket for the chip is located.  On my card,
>>>>>>> looking at the back of the card with the mag stripe on top, it is
>>>>>>> located just 5mm (to the center of the dimple) below the bottom edge
>>>>>>> of
>>>>>>> the mag stripe and 10 mm in from the right edge.  A bright light
>>>>>>> shining
>>>>>>> across the card (the way you might shine light across a floor to look
>>>>>>> for a lost screw or other tiny part) should highlight the dimple.
>>>>>>>
>>>>>> Bingo! Barley detectable 'pad' about 5mm square. Confirmed on the
>>>>>> sacrificial
>>>>>> card - metallic foil and has the 2mm chip with in.
>>>>>>
>>>>>> On a Chase Slate it is above the mag stripe and the curved "Blink"
>>>>>> symbol
>>>>>> points almost directly at it.
>>>>>>
>>>>>
>>>>> I'm interested to know if that card had any writing, symbols, or legend
>>>>> on it to indicate that you can use it wirelessly.  What's the point of
>>>>> putting it in there if you don't notify the customer that he / she can
>>>>> use it that way?
>>>>>
>>>>> I used one of those 1,000,000 candle power hand held spotlights like
>>>>> you
>>>>> get at a tool or auto store to look through my cards.  The trick is to
>>>>> hold the card in such a way so you don't blind yourself in the process.
>>>>> I don't think any of them have the rf circuitry.  If they do, and I
>>>>> haven't been informed by the bank, I will be rather annoyed.
>>>>>
>>>>> I thought about getting a cheap rfid reader from amazon to tinker with
>>>>> and test the cards.  5 minutes of searching revealed a large enough
>>>>> disparity of pricing and technology that I gave up on that for the
>>>>> moment.
>>>>>
>>>>> The following google search yields a large number of results that could
>>>>> be interesting.  Haven't had time to sort through them.
>>>>>
>>>>> (destroy OR disable OR deactivate) rfid credit card
>>>>>
>>>>>
>>>>  Yes, if the card has the technology it's marked.  AmEx uses a symbol
>>>> similar to the radio wave symbol you might see on a WiFi device (do a
>>>> google search for Wifi Symbol and it's the curved lines that you find in
>>>> most of the symbols).  Their marketing lingo is ExpressPay.  Visa and
>>>> Mastercard should have similar symbols or branding on the card.  THey don't
>>>> put the technology in all of their cards so it has to be obvious which
>>>> cards do have it.
>>>>
>>>> I believe the RFID chip in a credit card is of the LF variety (kHz
>>>> range).  There is also VHF and UHF RFID technology, too.  Some readers can
>>>> handle all three types, others only one.  Sparkfun has a few readers, too.
>>>>
>>>> While doing a search I found a YouTube video with Adam Savage (of
>>>> Mythbuster fame) explaining to an audience at a tech show why
>>>> Discovery/Mythbusters aren't allowed to do an RFID episode (hint, the
>>>> credit card companies told them no).
>>>>
>>>> I'm not a tinfoil hat type person but these things are hackable (same
>>>> as the passport chips, too).  It wouldn't be much of a problem if the life
>>>> cycle was shorter but the passports and credit cards are designed to hang
>>>> around for a few years or more.  If a flaw is discovered that exposes
>>>> information, there's a very large population of devices out in the field
>>>> that have to get replaced quickly and that's not easy.
>>>>
>>>>
>>>>
>>>>
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>>>>
>>>
>>>
>>>
>>> --
>>> --
>>> James P. Kinney III
>>> *
>>> *Every time you stop a school, you will have to build a jail. What you
>>> gain at one end you lose at the other. It's like feeding a dog on his own
>>> tail. It won't fatten the dog.
>>> - Speech 11/23/1900 Mark Twain
>>> *
>>> http://electjimkinney.org
>>> http://heretothereideas.blogspot.com/
>>> *
>>>
>>>
>>> _______________________________________________
>>> Ale mailing listAle at ale.orghttp://mail.ale.org/mailman/listinfo/ale
>>> See JOBS, ANNOUNCE and SCHOOLS lists athttp://mail.ale.org/mailman/listinfo
>>>
>>>
>>>  --
>>>
>>> (PS - If you email me and don't get a quick response, you might want to
>>> call on the phone.  I get about 300 emails per day from alternate energy
>>> mailing lists and such.  I don't always see new email messages very quickly.)
>>>
>>> Ron Frazier
>>> 770-205-9422 (O)   Leave a message.
>>> linuxdude AT techstarship.com
>>> Litecoin: LZzAJu9rZEWzALxDhAHnWLRvybVAVgwTh3
>>> Bitcoin: 15s3aLVsxm8EuQvT8gUDw3RWqvuY9hPGUU
>>>
>>>
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>>> http://mail.ale.org/mailman/listinfo
>>>
>>>
>>
>>
>> --
>> --
>> James P. Kinney III
>> *
>> *Every time you stop a school, you will have to build a jail. What you
>> gain at one end you lose at the other. It's like feeding a dog on his own
>> tail. It won't fatten the dog.
>> - Speech 11/23/1900 Mark Twain
>> *
>> http://electjimkinney.org
>> http://heretothereideas.blogspot.com/
>> *
>>
>>
>> _______________________________________________
>> Ale mailing listAle at ale.orghttp://mail.ale.org/mailman/listinfo/ale
>> See JOBS, ANNOUNCE and SCHOOLS lists athttp://mail.ale.org/mailman/listinfo
>>
>>
>> --
>>
>> (PS - If you email me and don't get a quick response, you might want to
>> call on the phone.  I get about 300 emails per day from alternate energy
>> mailing lists and such.  I don't always see new email messages very quickly.)
>>
>> Ron Frazier770-205-9422 (O)   Leave a message.
>> linuxdude AT techstarship.com
>> Litecoin: LZzAJu9rZEWzALxDhAHnWLRvybVAVgwTh3
>> Bitcoin: 15s3aLVsxm8EuQvT8gUDw3RWqvuY9hPGUU
>>
>>
>> _______________________________________________
>> Ale mailing list
>> Ale at ale.org
>> http://mail.ale.org/mailman/listinfo/ale
>> See JOBS, ANNOUNCE and SCHOOLS lists at
>> http://mail.ale.org/mailman/listinfo
>>
>>
>
>
> --
> --
> James P. Kinney III
> *
> *Every time you stop a school, you will have to build a jail. What you
> gain at one end you lose at the other. It's like feeding a dog on his own
> tail. It won't fatten the dog.
> - Speech 11/23/1900 Mark Twain
> *
> http://electjimkinney.org
> http://heretothereideas.blogspot.com/
> *
>
> _______________________________________________
> Ale mailing list
> Ale at ale.org
> http://mail.ale.org/mailman/listinfo/ale
> See JOBS, ANNOUNCE and SCHOOLS lists at
> http://mail.ale.org/mailman/listinfo
>
>
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