Zero-Knowledge Location Privacy via Accurate Floating Point SNARKs

J Ernstberger, C Zhang, L Ciprian, P Jovanovic… - arXiv preprint arXiv …, 2024 - arxiv.org
This paper introduces Zero-Knowledge Location Privacy (ZKLP), enabling users to prove to
third parties that they are within a specified geographical region while not disclosing their …

[PDF][PDF] zkGen: Policy-to-Circuit Transpiler

J Lauinger, J Ernstberger, S Steinhorst - tum-esi.github.io
Modern privacy-enhancing technologies reach new forms of computation and data privacy
according to a statement (eg private value> 100). However, beyond the statement …

[PDF][PDF] Portal: Time-Bound and Replay-Resistant Zero-Knowledge Proofs for Single Sign-On

J Lauinger, S Bezmez, J Ernstberger, S Steinhorst - tum-esi.github.io
Latest identity systems rely on public blockchains to enhance user autonomy and reduce
tracking from conventional identity providers. At the same time, identity systems integrate …