In this work an original protocol is presented that allows sensitive data to be stored on a ledger where its integrity may be publicly verified, but its privacy is preserved and owners can tightly manage the sharing of their information with efficient revocation.
Category / Keywords: cryptographic protocols / Privacy-Preserving Ledger, Blockchain, End to End Encryption, Sensitive Data, Revocation, Consent, Cloud, Bilinear Groups Original Publication (with minor differences): Phd Thesis, arxiv Date: received 17 Jun 2019 Contact author: riccardolongomath at gmail com Available format(s): PDF | BibTeX Citation Version: 20190618:104432 (All versions of this report) Short URL: ia.cr/2019/713