Security Details for Bit Commitment by Transmitting Measurement Outcomes

TL;DR

This paper clarifies the security bounds of a relativistic quantum bit commitment protocol by providing detailed arguments and analysis of measurement outcomes to ensure protocol security.

Contribution

It offers a detailed security analysis and explicit bounds for a specific relativistic quantum bit commitment protocol, enhancing understanding of its security guarantees.

Findings

Security bound explicitly derived

Measurement outcomes analyzed for security

Protocol robustness confirmed

Abstract

We spell out details of a simple argument for a security bound for the secure relativistic quantum bit commitment protocol of Ref. [1].