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Blockchains and Bulletin Boards

Bulletin boards play a vital role in ensuring the integrity and verifiability of cryptographically secure voting systems. Acting as a centralized storage system, the bulletin ...
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Degree of Privacy in Voting

This article demonstrates the natural extension of Diaz’s 2002 degree of anonymity model to voting scenarios. The outcome is straightforward but holds potential value for ...
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A Toy Model of Information – Theoretic Security

In a previous post, we discussed different types of uncertainty due to limited information or computations as the basis for cryptography. A Caesar cipher example demonstrated how an adversary ...
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Anonymity, Pseudonymity and E-participation

In this article, we will examine two papers related to the topic of anonymity in e-participation: Ruesch & Märker 2012 – “Making the Case for ...
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A bag of Dev Container Tricks

Nowadays, threre are a lot of tools, libraries, IDEs & plugins that are supposed to make the life of developers easier. But this also adds ...
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Homomorphic vs Mixnet Based E-voting

Although proposals have been made using other techniques, most common modern approaches to constructing secure voting systems can be divided into two categories: those based ...
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Bringing Sequent’s End-To-End Verifiable Voting Solution to the German Market

Based in Lueneburg, Germany, Electric Paper Informations Systeme (EPI) is a company that provides impactful solutions for the digitalization of the workplace and has been ...
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Calling Go Code From Rust: A Google Trillian Story

Although we have not officially announced any specific plan, it’s not a secret that at Sequent we’re developing our 2nd generation secure voting platform, because we ...
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A Universal Approach to Election Verification: An Opportunity for Increased Trust in Elections

A voting system is termed end-to-end verifiable (E2EVV) if it provides procedures to check that all steps of the voting process are executed correctly. These ...
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E-Voting Wasm Cryptography

The Sequent Voting Platform is an open-source E2EV internet voting system currently used in private organisations and non-legally binding elections of public organisations. The system ...
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Uncertainty, Cryptography and Information

This post will discuss three types of uncertainty and how they can be used to understand cryptography. According to Wikipedia, uncertainty refers to an incomplete and/or ...
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Plaintext Encoding in ElGamal

In cryptography, ElGamal  is an asymmetric cryptosystem in which public and private keys are used to encrypt communication between two parties. ElGamal encryption plays a ...
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Bringing Online Voting to Spanish Political Party, Podemos

Podemos is a Spanish political party with over 500K members that promotes participatory democracy.Their electoral processes include primary elections, executive board elections, and binding member ...
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