Selected articles for topic: rfid card reader system
→ 767 articles
Check also 157 Videos for this topic
Algorithm Aids RFID Anti-Collision Success | Microwaves & RF
Technologies > Systems
Algorithm Aids RFID Anti-Collision Success
This algorithm was developed to enhance the operation of RFID systems by properly identifying tags, even under spectrally dense conditions where collisions can occur.
Guihua Yang, Junchi Ma, Yukai Gao, Baohong Fu, and Chunmei Wu | Nov 17, 2014
Download this article in .PDF format
This file type includes high resolution graphics and...
Date: 2017-12-09 22:56:36
Website:
mwrf.com
Related topics : rfid tag detection algorithm / rfid tag reader system / rfid tag id number / rfid tag and reader communication / rfid tag and reader working
How to Open Your Garage Door With RFID
Radio Frequency Identification, or RFID, is an exciting technology that has gained popularity in recent years. �It creates the ability to tag something with a very small passive chip that then allows remote reading of the information on that chip. �RFID tags are commonly used for security door swipe cards, identification for lost pets, and more recently near field communication in...
Website:
https://computers.tutsplus.com
Hacking RFID Tags Is Easier Than You Think: Black Hat
That is the conclusion of Francis Brown, managing partner at security firm Bishop Fox, who detailed his research on RFID hacking on July 31 at the Black Hat security conference here. In an interview with eWEEK, Brown said he started out doing his RFID research focused on a specific requirement: He needed to break in to a building.
Although there are multiple types of RFID technologies, the focus...
Website:
http://www.eweek.com
Related topics : rfid based security system using arduino / long range rfid reader arduino / rfid card reader technology / rfid security badges / rfid badge reader
RFID Handbook: Fundamentals and Applications in ...
RFID Handbook: Fundamentals and Applications in Contactless Smart Cards, Radio Frequency Identification and near-Field Communication, Third Edition
Copyright © 2010 John Wiley & Sons, Ltd
Author(s): Klaus Finkenzeller
Published Online: 14 JUN 2010
Print ISBN: 9780470695067
DOI: 10.1002/9780470665121
About this Book
This is the third revised edition of the established and trusted RFID...
Website:
http://onlinelibrary.wiley.com
Related topics : rfid handbook fundamentals and applications in contactless smart cards and identification / radio frequency identification rfid systems / security system using rfid / rfid card security system / rfid security systems
RF ID reader and card printer systems for membership and ...
About Windmill Computing
Windmill Computing is based in Cranleigh near Guildford, Surrey, 25 miles south of London.
We have been specialists in ID Card systems for 20 years and today provide both turnkey and bespoke RF ID card systems to private businesses, public sector, clubs, and other types of organisations with closed user groups. ��If an "out...
Website:
http://www.windmill-computing.co.uk
Related topics : rf card reader writer / rfid mifare proximity card reader writer / rf card readers / rf card reader / rfid card reader system
Precision Dynamics' Smart Band(R) RFID Wristband System ...
Precision Dynamics Corporation (PDC), a global leader in automatic wristband identification, announces the successful implementation of its Smart Band(R) RFID Wristband System at the RBC Royal Bank Bluesfest in Ottawa, Canada from July 4 through July 15. The wristband system prevented counterfeiting and unauthorized resale, while empowering guests to link to Facebook, further promoting the...
Website:
https://www.yahoo.com
Long range RFID readers - reliable IP67 rated devices from ...
Long range RFID application? We'll optimize it for you.
Cost-effective long range RFID
Passive long range RFID in vehicle ID or logistics should save you both time and money. Vehicles only need to slow while passing through entrance gates for you to identify them. This can reduce time, fuel costs - and emissions. But Idesco passive UHF EPC readers also install faster when connecting to wireless...
Website:
https://idesco.fi
Why ultra-high frequency RFID? | Technology | Key and ...
RFID systems can be broken down by the frequency band within which they operate: low frequency (LF), high frequency (HF), and ultra-high frequency (UHF).
LF RFID
The LF band covers frequencies from 30 KHz to 300 KHz. This frequency band provides a short read range of 10 cm, and has slower read speed than the higher frequencies, but is not very sensitive to radio wave interference. LF RFID...
Website:
https://www.capturetech.com
RFID Time & Attendance System Reviews | Expert Market
How can an RFID (radio frequency identification) time and attendance system help your business? The main reason business owners buy this sort of system is to automate their clocking in and out processes and gain access to real time information to better manage their workforce.
To help you decide whether this type of system is the right one for your business, below are a selection of companies...
Date: 2018-01-12 10:46:35
Website:
https://timeandattendancesystems.expertmarket.co. ...
For RFID access control - RFID Token,RFID Key Chain,RFID ...
DAILY RFID CO.,LIMITED http://www.rfid-in-china.com is the professional provider of 125KHz(Low Frequency) RFID Token,RFID Key Tags,RFID Key Fobs,RFID Key Rings with the chip EM4001 in china.
In this month,DAILY RFID gives a promotion on EM4001 RFID Key Fobs,you can check the website for more special price information: http://www.rfid-in-china.com/products_681_1.html
Here is the specification...
Website:
https://archive.sap.com
RFID Handbook: Fundamentals and Applications in ...
This post was published 2 years ago and the download links can be irrelevant.
Scroll down to see the links and check these - maybe you will be lucky!
Klaus Finkenzeller, Dörte Müller, "RFID Handbook: Fundamentals and Applications in Contactless Smart Cards, Radio Frequency Identification and Near-Field Communication"
English | 2010 | ISBN: 0470695064 | PDF | pages: 480 | 5,5 mb
This is the...
Website:
https://sanet.cd
Related topics : rfid handbook fundamentals and applications in contactless smart cards and identification pdf / rfid handbook fundamentals and applications in contactless smart cards and identification / rfid handbook fundamentals and applications in contactless smart cards pdf / radio frequency identification rfid systems / security system using rfid pdf
PDC's Smart Band(R) RFID Wristband System Enhances the ...
Tweet
Share
VALENCIA, CA--(Marketwired - June 07, 2016) - PDC , the global leader of innovative identification solutions, announced today the installation of its Smart Band® RFID Wristband System at Great Wolf Lodge® Southern California, the brand's newest property located in Garden Grove, for electronic access control and cashless payments. The indoor waterpark resort is the latest of nine...
Website:
https://finance.yahoo.com
RFID Locks – Hotel Locking Systems, card locks, hotel ...
With many years experience in the hotel and hospitality trade we supply and fit locks across the UK for Hotels and Businesses of all sizes, and with our dedicated team you can be sure of the best service and price.
A selection of hotel locking systems from Tillsecure:
Smart Key Card:
Our smart cards or (ICC) has embedded circuits making it ideal as a hotel locking system. There are a couple of...
Website:
http://www.hotellockingsystems.co.uk
Related topics : rfid hotel door lock system / rfid card door lock system / rfid card lock system / rfid door locks for hotels / rfid door lock access control system
Is the Role of RFID in the Internet Of Things being ...
The term Internet of Things (IoT) was first coined by British entrepreneur Kevin Ashton in 1999, while working at Auto-ID Labs , specifically referring to a global network of objects connected by RFID (radio-frequency identification).
Over the past 17 years IoT has risen to be a ubiquitous term for all connected things as part of the cyber-physical industrial revolution, while RFID has taken a...
Website:
https://www.memoori.com
RFID in India – BioEnable
Comments
RFID in India is similar to smart card India. In case of RFID, the devices communicate via radio waves instead of smart cards getting swapped on the readers. RFID in India is mostly used in shopping malls to prevent theft.
RFID in India has limited use only in objects or accessories. The chip is enabled in objects by the help of micro-processors, stickers or plastic checkpoints and is...
Website:
bioenabletech.com
RFID Tag Manufacturers In Chennai - GOLDEN TEC
:: Rfid-tag-manufacturers-in-chennai
RFID Tag Manufacturers
Today's world is seeing innovative ideas day by day in almost all verticals. And it is time to admit that the innovative fever doesn't leave the ID tag manufacturers. Yes, the RFID tag manufacturers like Gotek are doing the best method of meeting your organization's ID card needs. Before deploying this incredible system into your campus it is advised to have real understanding about the "Radio Frequency Identification" system.
What is RFID?
Rdio-Frequency Identification (RFID) comprises of an electromagnetic fields that automatically...
Website:
http://gotekid.com
Rfid presentation - de.slideshare.net
RFID Technology & It's UsesRFID Technology & It's Uses Presented by: Ron AbdyPresented by: Ron Abdy 33rdrd July 2013July 2013
2. Who is BCDS? Founded in 1982 in New South Wales Headquarters in Sydney Australia Experienced in products through Asia Data capture solutions leader
3. What Has BCDS Implemented?What Has BCDS Implemented? Asset Tracking - Astrack Enterprise Visitor Tracking ...
Website:
de.slideshare.net
Rfid presentation - fr.slideshare.net
RFID Technology & It's UsesRFID Technology & It's Uses Presented by: Ron AbdyPresented by: Ron Abdy 33rdrd July 2013July 2013
2. Who is BCDS? Founded in 1982 in New South Wales Headquarters in Sydney Australia Experienced in products through Asia Data capture solutions leader
3. What Has BCDS Implemented?What Has BCDS Implemented? Asset Tracking - Astrack Enterprise Visitor Tracking ...
Website:
https://fr.slideshare.net
Arduino Ethernet Rfid card reader - Arduino Project Hub
About this project
Have you ever thought of adding an RFID tags/card security system or monitoring system in your home and/or office. Well if you got here i bet you already looked up how freaken expensive they are ranging from $200 to $2000, TOO MUCH RIGHT!?? Well a friend and I have decided to make a system that would cost under $100 and could do even more than just access a door, so this...
Website:
https://create.arduino.cc
Related topics : rfid door lock system arduino / rfid reader module arduino / rfid tag reader arduino / rfid based security system using arduino / rfid security system using arduino
Tikitag: RFID eval on the cheap | Network World
RFID systems can be pricey but the Tikitag RFID system is a great place to start.
The concept of Radio Frequency Identification (RFID) is simple: "Tags" that can be read by a radio system are attached to objects so those objects can be identified and tracked within business processes and workflows. Though the concept is simple the technology is complex.
RFID tags consist of a tiny antenna and an...
Website:
http://www.networkworld.com
Related topics : radio frequency identification rfid systems / radio frequency identification tags (rfid) / rfid radio frequency identification tags / rfid tag reader system / rfid tagging system cost
RFID | ASAP Identification | Photo ID Cards Badges ...
Let ASAP Identification help you with RFID options offered by HID Global.
Contactless RFID technology is adding speed, accuracy, efficiency and security to an ever-expanding range of applications. HID Global offers the most diverse and flexible line of tags and transponders, backed with over two decades of RFID
development and manufacturing�expertise. Innovative engineering, patented processes...
Website:
http://www.asapident.com
RFID Time & Attendance Software and Systems. RFIDENTITY
Payroll is automated and integrated seamlessly with your accounting system--replacing manual time-card entry with automatic time-card management--saving you time, money and headaches. RFIDENTITY offers large, scalable solutions that will grow with your business, allowing for rapid deployment and customizable user management.
Modules
RFID Passive Time ClockEmployee TrackingEmployee Geo...
Website:
http://www.rfidentity.com
Implantable credit card RFID chips: convenient, but creepy
Implantable credit card RFID chips: convenient, but creepy
Implantable credit card RFID chips: convenient, but creepy
By Jay�MacDonald �|� Published: August 5, 2009
It's a simple concept, really: You inject a miniature radio frequency identifier the size of a grain of rice between your thumb and forefinger and with a wave of your hand unlock doors, turn on lights, start your car or pay for...
Website:
creditcards.com
Types of RFID - Cal Poly, San Luis Obispo
Partners and Donors
3.��� Types of RFID
The single acronym RFID is used to describe a variety of radio technologies, optimized for different types of applications. �The key distinctions are in the radio frequency band employed for communications, the means by which the RFID tag is powered, and the conventions used for communicating between the tag and the reader.
Electromagnetic waves are...
Website:
http://polygait.calpoly.edu
SMART tag
When a student boards their bus, they present their card to the RFID reader installed on the bus.
The SMART Tag program logs the boarding event (recording the timestamp, location and student information) and verifies whether or not the student is authorized to board.
When a student disembarks, they present their card to the RFID reader again, and the program will log the event and verify the...
Date: 2017-12-07 21:04:08
Website:
http://smart-tag.net
RFID USB - Access Control Readers | Axess TMC
To read an RFID badge directly on a PC.
Thanks to these readers an RFID badge can be read directly on a PC.
The following utilities are already available and can be downloaded from our Partners Area:
o QuickConf: the complete and easy to use solution to visually configure readers and program cards. Available in two versions: one for the LEGIC reader and one version specific for ISO14443 A/B & ISO15693 reader.
o COM2Kbd: Redirect the reader output in keyboard buffer to easily integrate card reading in your program or in existing softwares. This utility is available for the all 3...
Website:
http://www.axesstmc.com
Related topics : rfid card reader serial output / usb rfid card reader software download / usb rfid card reader software / rfid card reader usb / rfid reader read range
RFID Handbook by Klaus Finkenzeller (ebook) - ebooks.com
9780470665114
9781119991878
This is the third revised edition of the established and trusted RFID Handbook; the most comprehensive introduction to radio frequency identification (RFID) available.
This essential new edition contains information on electronic product code (EPC) and the EPC global network, and explains near-field communication (NFC) in depth. It includes revisions on chapters devoted to the physical principles of RFID systems and microprocessors, and supplies up-to-date details on relevant standards and regulations.
Taking into account critical modern concerns, this handbook provides the latest information on:
the use of RFID in...
Website:
https://www.ebooks.com
Related topics : security system using rfid / rfid card security system / rfid security systems / radio frequency identification rfid systems / radio frequency identification technology (rfid)
Wiley: RFID Handbook: Fundamentals and Applications in ...
Description
This is the third revised edition of the established and trusted RFID Handbook; the most comprehensive introduction to radio frequency identification (RFID) available.
This essential new edition contains information on electronic product code (EPC) and the EPC global network, and explains near-field communication (NFC) in depth. It includes revisions on chapters devoted to the physical principles of RFID systems and microprocessors, and supplies up-to-date details on relevant standards and regulations.
Taking into account critical modern concerns, this handbook provides the latest information on:
the use of RFID in ticketing and...
Website:
http://www.wiley.com
Related topics : security system using rfid / rfid card security system / rfid security systems / radio frequency identification rfid systems / radio frequency identification technology (rfid)
SMART tag
When a student boards their bus, they present their card to the RFID reader installed on the bus.
The SMART Tag program logs the boarding event (recording the timestamp, location and student information) and verifies whether or not the student is authorized to board.
When a student disembarks, they present their card to the RFID reader again, and the program will log the event and verify the...
Date: 2017-12-07 21:04:08
Website:
http://smart-tag.net
SMART tag
When a student boards their bus, they present their card to the RFID reader installed on the bus.
The SMART Tag program logs the boarding event (recording the timestamp, location and student information) and verifies whether or not the student is authorized to board.
When a student disembarks, they present their card to the RFID reader again, and the program will log the event and verify the...
Date: 2017-12-07 15:04:10
Website:
http://www.smart-tag.net
RFID and Contactless Smart Card Applications - Paret ...
Development within RFID (Radio-Frequency Identification) is expanding rapidly with applications ranging from secure Internet payment systems to industrial automation, access control and supply chain management.
This text provides an accessible, up-to-date introduction to the design and creation of RFID tags and contactless smart card applications. Throughout, practical examples support fundamental theories and equations, to help the reader gain a fuller understanding of the...
Website:
http://onlinelibrary.wiley.com
HID Global - Wikipedia
HID Global is an American manufacturer of secure identity products. The company is a subsidiary of Assa Abloy , a Swedish global leader in door opening products. [2]
HID Global
(President, Identity and Access Management)
Michele DeWitt
(Senior VP, Global Quality and Operations)
Products
History Edit
Originally formed to develop radio frequency identification technologies, HID Global was formed...
Date: 2019-04-04 07:48:40
Website:
https://en.m.wikipedia.org
RF Technology & Software - Roper Technologies
Our RF Technology & Software segment provides radio frequency identification ("RFID") communication technology, �software and information solutions that are used for toll and traffic systems, security and access control, campus card systems, card readers, metering and remote monitoring applications; software-as-a-service in the freight matching, food, education and construction industries and...
Website:
http://www.ropertech.com
Related topics : radio frequency identification technology (rfid) / radio frequency identification technology rfid / rfid inventory management software / rfid warehouse management software / rfid based security and access control system
Great Wolf Resorts Equips Its Ninth Property With the PDC ...
Tweet
Share
VALENCIA, CA--(Marketwired - July 15, 2015) - PDC , a global leader of innovative identification solutions, announced today that Great Wolf Lodge in Wisconsin Dells, WI has retrofitted its property with the PDC Smart Band® RFID Wristband System . The technology upgrade provides hotel guests with keyless access to their rooms and the ability to make cashless payments throughout the...
Website:
https://finance.yahoo.com
Related topics : smart band rfid wristband system / smart band rfid / rfid reader access control system / rfid smart card reader / rfid key card system
RFID - Radio Frequency Identification Tags....!
Introduction
Radio Frequency Identification ( RFID ) has existed in some form or another for over 40 years. It is a method of automatically identifying a given object/person by storing and remotely retrieving information from small transponders, called RFID tags. These tags have an antenna built into them, which allows for the transmission and reception of radio waves from an RFID...
Date: 2011-11-15 20:48:59
Website:
http://rfident.org
Related topics : radio frequency identification technology (rfid) / passive rfid tag and reader / active rfid tag and reader / radio frequency identification device rfid technology / a small passive uhf rfid tag for metallic item identification
How to Block RFID Signals, Build an RFID Reader Detector ...
RFID chips are everywhere. They're in passports, credit cards, and tons of items you've bought in the last 5 years or so. Big retailers like Walmart started using tracking products with RFID as early as 2004, and today, they're used in everything from mobile payments to hospital record systems. Chances are, unless you're a hermit (in which case you wouldn't be reading this anyway), there's an...
Website:
https://mods-n-hacks.gadgethacks.com
RFID in Transportation | Transport Business
RFID is demonstrating huge versatility in terms of its ability to enable solutions within applications in the transportation sector
This article gives a brief overview of a number the Radio-Frequency Identification (RFID) applications currently being deployed where users are deriving real benefit. In addition, the article covers applications that are currently being piloted and are anticipated to...
Website:
http://transportbusiness.net
ACR120 - Contactless Smart Card Reader
The ACR120 Contactless Smart Card Reader is a compact and cost-effective smart card contactless reader and writer. Developed based on the 13.56 MHz contactless (RFID) technology, it supports Mifare® and ISO 14443 A and B cards.
ACR120 has a proximity operating distance of up to 5 cm, depending on the type of contactless tag in use. The versatile reader is also available in module form, as well as in both USB and Serial interfaces, allowing the...
Website:
http://www.acr120u.com
Related topics : rfid tags and contactless smart card technology / rfid and contactless smart card applications / rfid and contactless smart card / rfid smart card reader writer / rfid based smart card reader
Touchatag RFID reader and Ubuntu Linux - 0110.be
» By Joren on Monday 05 October 2009
This blog post is about how to use the Touchatag RFID reader hardware on Ubuntu Linux without using the Touchatag web service.
An RFID reader with tags can used to fire events. With a bit of scripting the events can be handled to do practically any task.
Normally a Touchatag reader is used together with the Touchatag web service but for some RFID applications...
Website:
https://0110.be
Copy Monitoring - Products and Solutions for Document ...
We work with industry leading developers and manufacturers
to distribute outstanding payment, cost recovery, document
control and automation technologies.
Complete track and control for print copy and scan
Complete track and control for print copy and scan
Powerful software solutions to provide tracking across your entire print fleets. Completely scalable�and a variety of options, PaperCut products suit organisations large or small!
Click to learn more >
Complimentary payment kiosks and control hardware
Complimentary payment kiosks and control hardware
European interface hardware for payments, vending,...
Website:
https://copymonitoring.com
Related topics : nfc rfid card reader / rfid proximity card reader / rfid card reader technology / rfid card reader system / rfid id card copier
Canadian Credit Card organization - CreditCards.com Canada
5 myths about contactless payments
5 myths about contactless payments
By Daniel Workman
Fear. That's the emotion viewers often experience after watching media demonstrations, such as this one by CBC News , that show how easily criminals can electronically pickpocket unsuspecting cardholders.
Many Canadians are not well-versed in contactless payment technology, intensifying that fear. "A few...
Date: 2017-03-01 17:55:37
Website:
http://canada.creditcards.com
Related topics : radio frequency identification chip credit cards / rfid tags and contactless smart card technology / radio frequency chips in credit cards / radio frequency credit card reader / credit card rfid reader frequency
RFID Tag Manufacturer and Supplier in India – Eco Track ...
We serve as one of the most reliable RFID passive tags suppliers while also dealing in RFID active tags. RFID tags generally feature RFID chip for the transmission of information to the reader. The users do not need to swipe tag through readers; instead, they simply need to pass the tag within the radio frequency reader range for reading and storing information. We offer more than 250+ various...
Website:
etsrfid.com
RFID Vehicle Tracking India, RFID Vehicle Tracking ...
RFID Vehicle Tracking
The Best RFID vehicle Tracking Solutions Now at Your Disposal
With both commercial and private vehicle growing on a regular basis and at a very rapid pace, the procedure of vehicle identification has transformed into a very complicated one. This goes special for situations that require recording and identifying the movement of a vehicle in and out of a premise. However,...
Website:
etsrfid.com
Time Clock | Card Systems | RFid | Time Management Solutions
The CS Timeclock is our latest generation clocking hardware. Incredible flexibility gives you, the employer the option of allowing employees to clock using a proximity (RFid) card and/or pin code via the built-in keypad. CS Timeclocks integrate seamlessly with our excellent software (see� software section �on our site for more information).
�
CS Timeclocks communicate via TCP/IP. If, however a cable-less solution is...
Website:
http://www.timeandattendancesolutions.co.za
Related topics : rfid proximity card reader / rfid time card system / rfid card reader system / rfid proximity cards / usb rfid card reader software
How to Avoid a Demagnetized Key Card or Key Fob
How to Avoid a Demagnetized Card or Desensitizing Your Company or Hotel Card alphacard.com
A couple of people told me recently that their company ID cards (RFID based) started to not work anymore. When I asked them if they had called their security company, they said they did and the recommendation was to not keep the company badge in the wallet.
However most people put the access card into the...
Website:
http://community.getkisi.com
Related topics : rfid chips in credit cards what does it look like / rfid credit card wallet / buy rfid credit card reader / credit card rfid reader frequency / buy rfid card reader
IP Door Readers - Kintronics
Biometric Readers for Access Control
Biometric readers such as fingerprint and facial recognition systems are also available.
Biometrics is a safer way to control door access. �It's more secure because you are identifying a person rather than something the person is carrying. �The door credential can be stolen, but your face can't. To learn more about biometric door readers, take a look at...
Website:
https://kintronics.com
Micro USB RFID Reader which Can Connect to Android ...
7.1 x 1.9 x 7.1 cm
Item model number
Thin-Micro01
Additional Features
ThinPC-Micro01 RFID Reader is a portable 13.56MHz reader only, can connect with Android device via mini USB interface. Plug & play, don't need additional power supply., Exquisite and small design not only simple and...
Website:
amazon.in
Related topics : micro usb rfid reader android / usb rfid card reader software / micro usb rfid reader / mobile rfid reader android / portable rfid reader android
Another RFID Hack - Contactless Credit Cards - SecureRF
Articles and Posts on IoT Security, Embedded Systems, and the Internet of Things
Another RFID Hack - Contactless Credit Cards
By SecureRF | March 25, 2008 | 2
Contributed by Joanne Kelleher
Another week and another blog entry about hacking RFID - this time it is contactless credit cards. Unlike the Mifare story which has received lots of international attention (see...
Website:
securerf.com
Related topics : rfid credit card security risk / credit card rfid security / rfid enabled credit card / rfid credit card reader ebay / rfid credit card reader
RFID News Roundup - 2008-06-12 - Page 1 - RFID Journal
New Israeli hospital to install Wavetrend active RFID technology; Istanbul mass transit buys more than 1 million RFID tickets; SkyeTek offers RFID solutions for medical inventory management; RadarFind offers temperature-sensing tags; Innovision launches higher-memory NFC RFID chips; Toshiba TEC unveils new RFID modules for printers.
Jun 12, 2008--The following are news announcements made during...
Website:
rfidjournal.com
RFID vs NFC – Blue Bite – Medium
NFC, as a subset of RFID, operates within the High Frequency (HF) range of the RFID spectrum.
While RFID and NFC are based on the same underlying technology, they differ in a few important ways.
RFID vs NFC
Radio Frequency Identification
Introduced in the 1980s, RFID was designed to improve upon the use of printed barcodes used for tracking inventory through the supply chain. Unlike a barcode...
Website:
https://medium.com