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Sapling in HD

Broader ecosystem adoption of shielded addresses through the implementation of faster zk-SNARKs has been a highlight of the Sapling network upgrade. However, there are supplemental enhancements introduced for Sapling shielded addresses which further optimize

Getting Started Developing with Zcash

Over the short history of Zcash, we’ve seen a substantial growth in the ecosystem from wallets and exchanges to more experimental applications like zmsg. As the Zcash core development team

BIP199 for Hashed Timelocked Contracts

Hashed Timelocked Contracts (HTLC) are a well-known and simple technique for building protocols for atomic swaps. They allow you to pay another party for some information (generally, a key) with

The Metamorphosis of Malleable Transactions

Transaction malleability has been a long-standing issue for Bitcoin-derived cryptocurrencies and it’s an issue which the Zcash team have been keen to address. Let’s explore what the problem is and

BOLT: Private Payment Channels

Matthew Green and I have written a paper introducing BOLT (Blind Off-chain Lightweight Transactions), which offers a fast, private payment channel protocol inspired by the Lightning Network. We believe that

Science Roundup

We are a science-driven company, and our team is always working on advancing the forefront of human knowledge. Here is a round-up of science news from our team. Zero-Knowledge Contingent