4 papers
PROVIDENCE: a Flexible Round-by-Round Risk-Limiting Audit
Oliver Broadrick, Poorvi L. Vora, Filip Zagórski
A Risk-Limiting Audit (RLA) is a statistical election tabulation audit with a rigorous error guarantee. We present ballot polling RLA PROVIDENCE, an audit with the efficiency of MI…
The ATHENA Class of Risk-Limiting Ballot Polling Audits
Filip Zagórski, Grant McClearn, Sarah Morin +2
The main risk-limiting ballot polling audit in use today, BRAVO, is designed for use when single ballots are drawn at random and a decision regarding whether to stop the audit or d…
On testing pseudorandom generators via statistical tests based on the arcsine law
Paweł Lorek, Grzegorz Łoś, Karol Gotfryd +1
Testing the quality of pseudorandom number generators is an important issue. Security requirements become more and more demanding, weaknesses in this matter are simply not acceptab…
RiffleScrambler - a memory-hard password storing function
Karol Gotfryd, Pawel Lorek, Filip Zagorski
We introduce RiffleScrambler: a new family of directed acyclic graphs and a corresponding data-independent memory hard function with password independent memory access. We prove it…