mirror of
https://github.com/malmeloo/FindMy.py.git
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64 lines
1.9 KiB
Python
64 lines
1.9 KiB
Python
"""
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Example showing how to retrieve the primary key of your own AirTag, or any other FindMy-accessory.
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This key can be used to retrieve the device's location for a single day.
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"""
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import plistlib
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from datetime import datetime, timedelta, timezone
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from pathlib import Path
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from findmy import FindMyAccessory
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# PUBLIC key that the accessory is broadcasting or has previously broadcast.
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# For nearby devices, you can use `device_scanner.py` to find it.
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PUBLIC_KEY = ""
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# Path to a .plist dumped from the Find My app.
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PLIST_PATH = Path("airtag.plist")
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# == The variables below are auto-filled from the plist!! ==
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with PLIST_PATH.open("rb") as f:
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device_data = plistlib.load(f)
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# PRIVATE master key. 28 (?) bytes.
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MASTER_KEY = device_data["privateKey"]["key"]["data"][-28:]
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# "Primary" shared secret. 32 bytes.
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SKN = device_data["sharedSecret"]["key"]["data"]
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# "Secondary" shared secret. 32 bytes.
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SKS = device_data["secondarySharedSecret"]["key"]["data"]
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def main() -> None:
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paired_at = device_data["pairingDate"].replace(tzinfo=timezone.utc)
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airtag = FindMyAccessory(MASTER_KEY, SKN, SKS, paired_at)
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now = datetime.now(tz=timezone.utc)
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lookup_time = paired_at.replace(
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minute=paired_at.minute // 15 * 15,
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second=0,
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microsecond=0,
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) + timedelta(minutes=15)
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while lookup_time < now:
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keys = airtag.keys_at(lookup_time)
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for key in keys:
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if key.adv_key_b64 != PUBLIC_KEY:
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continue
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print("KEY FOUND!!")
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print("KEEP THE BELOW KEY SECRET! IT CAN BE USED TO RETRIEVE THE DEVICE'S LOCATION!")
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print(f" - Key: {key.private_key_b64}")
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print(f" - Approx. Time: {lookup_time}")
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print(f" - Type: {key.key_type}")
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return
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lookup_time += timedelta(minutes=15)
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print("No match found! :(")
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if __name__ == "__main__":
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main()
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