HomeRun: High-efficiency Oblivious Message Retrieval, Unrestricted

ePrint Report: HomeRun: High-efficiency Oblivious Message Retrieval, Unrestricted

Yanxue Jia, Varun Madathil, Aniket Kate

In the realm of privacy-preserving blockchain applications such as Zcash, oblivious message retrieval (OMR) enables recipients to privately access messages directed to them on blockchain nodes (or bulletin board servers). OMR prevents servers from linking a message and its corresponding recipient's address, thereby safeguarding recipient privacy. Several OMR schemes have emerged recently to meet the demands of these privacy-centric blockchains; however, we observe that existing solutions …

access applications blockchain board efficiency eprint report high message messages nodes oblivious privacy privately realm report servers zcash