Core NFC

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Detect NFC tags, read messages that contain NDEF data, and save data to writable tags using Core NFC.

Core NFC Documentation

Posts under Core NFC tag

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Hello, We have created our own java card based applet and are adding it to the info.plist array but are unable to select it for some reason. While other applets with the below AIDs are being selected and we are able to do send and receive commands: A0 00 00 05 24 10 10 A0 00 00 03 08 00 00 10 A0 00 00 06 47 D2 76 00 00 85 30 4A 43 90 01 The AID of our applet is 01 02 03 04 05 06 What are we missing?
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Hi Guys, wanted to know if we can switch on/off NFC settings programmatically? or if we can take user to the settings in react native/IOS native programming ?
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by roohim.
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I have a small building that has a centralized access control system with RFID readers for entry. I have been able to add my phone to the system and it does seem to work with the caveat that it tries multiple keys before getting to the key in my building database. The reader will flash and beep even after the door has been successfully unlocked.
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by bdg2015.
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I'm trying to transfer data from one device to another using NFC. I'm trying to figure out if this is possible, I downloaded apple's sample project about CoreNFC, I was able to read NFC Tags (it wasn't a real NFC Tag, rather it was an NFC Tag emulated with an android device). Can I use my iPhone to emulate an NFC Tag to transfer data to another iPhone or Android device?
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G'day. At my office the doors are locked with an NFC reader. We carry around a little NFC tag on our key chains which will read out a number and this then will open the door if the number matches a number in the database. I am tired of carrying around the tag, people keep loosing it, forgetting it and it would be nice to open the door using a Phone - which we tend to always have on us. So I used a credit card which is NFC enabled to readout the NFC information, added this number to the database and can now open doors using my credit card. This is pretty cool. If I forget my keys (most likely they will be on the desk but silly me left the desk without them), I may have my wallet with me. Then I tried Wallet.app on my iPhone and select the same credit card. However the door doesn't open. When looking in the door software I noticed that the tags will always transmit the same number. So does my credit card. However Wallet.app will read out 4 readings (or maybe just one very long one) and they are always different. So I can not make them match with the door database. Any ideas how to make this work? Can I give somehow wallet.app an NFC number which I can then add to my door database? Or how come the credit card and the very same one in wallet.app don't match? Thanks for your help! Would be neat if I could make this work out. This will make a lot of people happy at my office! Cheers!
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by Walzl.
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Hi All, I'm currently looking into making an app with NFC capability to enable contactless door access. I can see CoreNFC enables reading and writing of tags in apps but this seems to be different from emulating a card to be read by an NFC reader (the reader that would be on the door). Based on some research it looks like Android provides this functionality in their apps but there's no documentation for it on iPhone. Has anyone been able to achieve this in an iPhone app? Thanks!
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by lukemarks.
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hi Im trying to write a simple app to interact with a custom java card (ISO7816) I created a session: readersession = NFCTagReaderSession(pollingOption: [.iso14443], delegate: self, queue: nil) readersession?.begin() } but no event firing while the card is near the phone if I take a passport it is working but I need to build an app with custom eID card any ideas? thanks
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by liranbh.
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After updating to iOS 15.4 I can no longer read any NFC tags. I believe Apple Pay is working fine. Replication: Unlock iPhone, hold NFC tag to top back of phone (without case or other magnetic or metallic materials nearby). Default iOS behaviour should be to read the contents of a known working tag (works perfectly on an Android device) and display a popup to manage the tag information (e.g. Popup would ask permission to open Safari to open a web link programmed on a tag) 3rd Party Tools: Previous versions of iOS 15 beta allowed read and write of NFC tags using apps such as NFC and NFC Tools. I have used "normal" mode, compatibility mode, have attempted to (re)format the tag to no avail. When conducting a read or write using these tools a popup appears, but no tag can be read or written. "Ready to Scan" popup remains open. Further steps taken: Hard Reset: No effect
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Dear Community / Apple, I would like to ask in the name of many Smart Home Community, There is any developing / There is any future plan about make Apple Watches able to read NFC Tags / Stickers? Many of us would like to use Apple Watch to use Home Automations with NFC Stickers, but we have to use our iPhone instead of the Watch, what would be the most logical way to use these things. We does not really understand why this was not added by default, and why we cannot find any official information about this? Please provide us some answer, at least we should know should we still wait for this feature or this is not gonna be enabled by Apple?! Thank you very much, Gery
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Our users faced the problem with App Clips usage, and some of them can't use this experience due to the next problem: There is a billing problem with a Previous Purchase View and correct the problem in your billing info. If you cancel , you may not be able to buy until this billing issue has been resolved. When some of our users tried to open App Clips card, they were getting billing problem popup, but at the same time they could download app from App Store without any problem. This popup blocks any possibilities for further actions with App Clips. Moreover, all information are correct and right. What we discover in one iPhone, is that it has pending payment for iCloud storage, but don't charge. But any possibilities to fix this user don't have. How can we fix it? Ask you for help :(
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by BODIMO.
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Hi, I'm trying to implement background NFC reading in my app, but I need it to work without associated url. On the tags should only be plain text that my app then works with. I only need this behavior if my app is active, so it shouldn't always open my app upon scanning. It should only retrieve data from a tag if the app is active, but without the user having to click on some button to trigger reading. If this isn't possible is there at least a way to intercept every nfc event and read it, like shortcuts currently does?
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Hi, I'm writing an app in Swift and it needs to work with NFC. I've already seen dozens of tutorials for implementing a NFC-reader in your app, but I need my app to intercept every NFC-Event, so whenever a Tag is read even tough the app might not be active at the moment. The best-case scenario would be, that my app then checks if the data is relevant for it's use and if not "frees" the event and lets the system handle it. Does anybody have some advice on how to implement such a behavior?
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Hello, We install ISO/IEC 14443-A NFC chips in products. The reading works perfectly with German/European devices. However, it does not work with iPhones (iPhone 8+) from Japan, the tag is simply not recognised. Is it known that Japanese devices do not support this ISO standard or has anyone had similar experiences?
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by mb_imero.
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Hello Apple Devs, Can some one tell if I can scan RFID tag using the CoreNFC framework? Right now i have a requirement of an iOS app which can scan RFID tag. I have read about CoreNFC framework and know that NFC is a subset of RFID but still requiring clarification on my question. Can anyone from APPLE team kindly and humbly reply to my query? Thanks and regards, Alex
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by AlexBingo.
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Can we write NFC Tag with password in iOS? That means iOS can Read/write to NFC tag with password protection? If yes then can you please share with me some details?
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From what I know, the iPhone can read NFC tags since 2017 (Core NFC) only on the iPhone 7, 7 Plus, and later. I also know that iPhone XR and later can read tags in the background. My question is the following : what is the difference between reading an NFC and being able to use the phone to scan a NFC ? Technically, paying with Apple Pay on an iPhone 6s, being the first to support Apple Pay is possible, but why is that phone model unable to read NFCS ? Thanks for the answers.
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by Kwiky.
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I am trying to run apples sample code for NFC creating (i have made no changes), however when i run it only the reading sector runs. However there are no errors and doesn't appear to be any problems, other than it not running the NFC creator.
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I'm very excited about the new AirTag product and am wondering if there will be any new APIs introduced in iOS 14.5+ to allow developers to build apps around them outside the context of the Find My network? The contexts in which I am most excited about using AirTags are: Gaming Health / Fitness-focused apps Accessibility features Musical and other creative interactions within apps I haven't been able to find any mention of APIs. Thanks in advance for any information that is shared here. Alexander
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by alexander.
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