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Winternitz One-Time Signature(OTS)

Presentation of Winternitz One-Time Signature (W-OST), a post quantum algorithm which relies on hash function (e.g SHA-256)

7 minute read

Code4Arena Contest - Renzo Oracle

This article presents the oracle implementation from Renzo made during the code4Arena contest

9 minute read

Pedersen Hash Function Overview

Presentation of the hash function Pedersen, which is efficient for zero-knowledge circuits (e.g. zk-SNARK)

12 minute read

How to build a blockchain oracle

This article presents the reasoning to build a blockchain oracle providing external information (e.g. price of an asset) to a smart contract.

8 minute read