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How does ios 15 system copy access card through nfc?

What is NFC of iOS 15 system?

NFC of iOS 15 system is a near field communication technology introduced by Apple in its mobile phone operating system. It allows users to communicate with other devices or systems, such as access cards and bus cards, by placing their mobile phones near the NFC identification area.

How to copy the access card?

Copying an access card requires an application called NFCTools. The following are the specific steps:

Download and install the "NFCTools" application.

Put the access card near the NFC identification area on the back of the phone.

Open the "NFCTools" application and click the "Read NFC Tag" button.

In the pop-up interface, find the UID (unique identifier) of the access card.

Click the "Write NFC Tag" button to copy the UID to the new NFC tag.

Put a new NFC tag near the identification area of the access card to test whether the door can be opened normally.

Matters needing attention

When copying access cards, you should pay attention to the following points:

Don't put the new NFC tag near the NFC identification area on the back of the phone to avoid misoperation.

Copying access cards may violate relevant laws and regulations, so be careful when using them.

If the access card uses encryption technology, you may encounter some problems when copying.

Copying the access card may cause the original access card to be invalid, so be careful.