Summary

In this chapter, we delved into the world of ZKPs and their wide-ranging applications in cryptography, blockchain technology, and smart contracts. Here are the key takeaways.

We discussed the fundamental concept of ZKPs, which allows one party to prove a statement’s validity without revealing any additional information, enhancing privacy and security.

We explored how ZKPs are integral to privacy-focused cryptocurrencies such as Zcash and Monero, as well as Layer 2 scaling solutions such as zkSync, which leverage zk-Rollups to enhance transaction throughput and reduce gas fees on Ethereum.

Then, we introduced the concept of the zkEVM, highlighting how ZKPs can enable privacy-preserving smart contracts and computations, revolutionizing blockchain technology.

Although various zkEVM types exist, there is not a widely accepted classification system yet. Nevertheless, numerous projects and researchers are actively working on implementing ZKPs in Ethereum and creating...