Andrew Poelstra is the director of research at Blockstream, a company founded by Hashcash creator Adam Back and 8 others in 2014 to advance the development of Bitcoin Core.

He is a mathematician and software developer with published papers on topics such as cryptography, privacy, and bitcoin.

Poelstra is known for his research in confidential transactions and multi-signatures, and has also written the Rust-bitcoin library.

Additionally he has made contributions to Mimblewimble, the blockchain structure utilized by the privacy-focused blockchain project Grin. In 2016, he wrote a whitepaper (downloads pdf file) in addition to Grin’s founding document as a member of the project’s decentralized community. In the paper, he details Mimblewimble’s cryptographic mathematics and provides an argument for its security.

This article was originally published on Jun 1, 2020 at 7:49 a.m. UTC


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