Can someone smart explain how you would revoke access to data on the blockchain? Take EHR for example or any sensitive data you own on chain. After granting access, how can you then revoke? Couldn't they still decrypt the block?
What the chain says
- Block
- 630 653
- Time
- 2020-04-14T23:07:20Z
- Signer
- 1M1nEAonpTTFqorgVpprtRZ9EvzRZAZdzQ
- App
- twetch
- Type
- post
- Content type
- text/plain
- Name in tx
- twetch#13280
Fields the transaction did not carry are omitted. Open the payload to see the bytes as stored.
Signed by
1M1nEAonpTTFqorgVpprtRZ9EvzRZAZdzQ Verified