Patent ID: 11888830
Assignee: JOURNEY.AI
Field: Digital communication (Electrical engineering)
Classification: CPC H  G | IPC G  H

Claim 31:
32. The method as in claim 1, further comprising:
updating the source encryption key from an original source encryption key to an updated source encryption key;
updating the corresponding source decryption key from an original source decryption key to an updated source decryption key;
encrypting the source data with the updated source encryption key to form updated source-encrypted source data; and
sending the updated source-encrypted source data to the storage server, wherein the storage server is unable to decrypt the updated source-encrypted source data;
wherein establishing additional recipient-based rekeying keys after sending the updated source-encrypted source data to the storage server is performed through an encrypting combination of the updated source decryption key of the source and a recipient public key of a given recipient.