Tagged Questions

Radio Frequency identification

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5
votes
2answers
96 views

Is it possible to clone an RFID/NFC card using a simple RFID reader, for future reuse and impersonation?

RFID/NFC technology is used in credit cards and many other personal identification applications. Is it possible/how easy is it to clone a card using a simple RFID reader? In other words, can the ...
2
votes
1answer
49 views

From how far away can passive RFID tags be read?

I have been told in the past that with specialized equipment, passive RFID tags could be read at 1100 feet. This seemed a bit far fetched to me, and sure enough, a quick Google search turned up ...
1
vote
1answer
61 views

How are RFID access systems compromised?

http://www.incontrol.co.nz/82/Cards-and-Tags Say, for example, a group of people were given the card tag, "Proximity Blue Key Tag", in the link above. This card tag gave access to buildings 'A' and ...
42
votes
10answers
16k views

Can a steel woven wallet prevent RFID scanning of credit card information?

According to the Popular Mechanics article RFID Credit Cards and Theft: Tech Clinic, the fact that many new credit/debit cards have a RFID chip embedded on it, there is a risk (albeit, small according ...
4
votes
4answers
637 views

Are keys or RFID tags more secure access control solutions?

Just musing to myself, what is the preferable access control mechanism in high security environments? Locks and Keys or RFID tags? Going under the assumption that the locks/keys are not knoow to be ...
5
votes
1answer
220 views

Motorola Human Authentication Pill/Vitamin Security?

This appears to be hot news today, Motorola announced a form of pill that a user can swallow which is activated and powered by stomach acids and transmits a signal back which can be used to ...
5
votes
1answer
297 views

Security differences between Passive and Active RFID tags

Most people are aware there are two types of RFID tags, active tags (ones that contain a power source of some kind) and passive tags (ones that are powered by the RF field). I'd like to know if ...
1
vote
1answer
174 views

Satellite dish giving off RF signal with no reciever [closed]

I have a pretty decent and new satellite dish on my roof (Direct TV) but have no receiver in use. It was still technically connected to my cable lines and I found RF signals all over that section of ...
4
votes
3answers
5k views

How does Near Field Communication (NFC) compare to RFID technologies? Looking for a functional primer

I'm starting my independent studies in RFID and NFC and am trying to understand how they relate to each other, and what security issues are common/unique to each. Is RFID a superset of NFC? (or vice ...
1
vote
1answer
324 views

Pseudo-Unique PICC Identifier in Passports/ID Cards

I'm currently researching fingerprint abilities of german ID cards. These cards are compliant to ISO 14443 (the same standard as for passports). I found a part that caught my attention and I have a ...
11
votes
4answers
6k views

Is Visa PayWave secure?

Recently (well, a few months or even a year ago), my bank, here in Australia, introduced this PayWave technology to their Visa debit cards. They claim it's secure, but all they talk about is their ...
3
votes
1answer
170 views

Resources on security risks of NFC

Mobile phones are, increasingly, starting to support NFC. NFC can be used for a rich set of applications (including mobile payments, identity, and file sharing). What are primary security risks ...
3
votes
2answers
33k views

Can a SIM card be tracked without cell phone and battery?

I have a SIM card alone without cell phone and battery. Can it be be tracked?
2
votes
2answers
613 views

What are the vulnerabilities of using NFC on my Samsung SGS3?

The new Samsung SGS3 is equiped with Near Field Communications, which is basically an RFID reader inside the mobile phone. The RFID reader can be programmed to execute commands or run programs. What ...
5
votes
2answers
171 views

What are the risk tradeoffs of all-in-one “smart” IDs vs. using a separate hardware authenticator?

In many organizations these days, employee IDs are very mutli-functional. They can serve as: Visual identitiy verification. (Including employee photo, name, ID number, and other details on the ...
1
vote
2answers
159 views

hardware required for wifi security system

i am planning to implement one WIFI security system , in which one can lock or unlock door remotely. As i have serched over internet and i came across lockitron and schlage Now what i want to know ...
4
votes
1answer
433 views

How can I validate data on RFID chip that has RSA signatures and SHA1 hash values?

I have a RFID chip that has a digital signature using RSA and has data hashed using SHA1. I would like to compare data from the chip and user input in a program but I believe in order to do that I ...
9
votes
3answers
4k views

Using RFID-only on door lock to house?

I'm thinking of equipping the door to my house with an RFID-reader and a custom arduino-like board to do the authentication. My question is what is the recommended security level for a normal house ...
2
votes
3answers
1k views

Vulnerabilities of RFID Smartcards

Recently my organization wants to move into the smart card system instead of static password. We want to move the entire infrastructure to the smartcard system. we are looking for a single smartcard ...
8
votes
2answers
6k views

Reversing an entry card - How to find out what type of RFID hardware I need to read the chip?

I have an acccess/entry card chip I want to copy for demonstrational purposes. However I am not sure how I can find out what type of RFID reader I need to get a hold of. Does anyone have a ...
12
votes
5answers
834 views

How to get into RFID auditing?

I would like to get more knowledge around RFID-systems auditing. Does anyone have a basic guide step-by-step which I can use to set up a lab with proper RFID "sniffing" equipment? I would like to ...