Yale + Home Assistant + a custom module that would check NFT status

Yale + Home Assistant + a custom module that would check NFT status 

https://www.amazon.com/Yale-Assure-Keypad-Wi-Fi-Black/dp/B0B9HWYMV5/

Assuming you mean a way to keep your NFTs in your posession: safe.global multisig, with a few hardware wallets. If your keys get compromised, you can re-key the lock easily.

If you mean keeping the contents of an NFT private to holders, then something like Lit Protocol?

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@indexer What’s the best NFT smart lock?

ummh hope to find the answer in this comments too

The best NFT smart lock is the one with strong encryption and user-friendly interface. 🔒