Zero Knowledge

In this episode, we are joined by Tomasz Drwięga , a Core Developer at Parity Technologies, to discuss the lifecycle of a transaction on the Ethereum network and how the mempool works. We will be covering the following topics: What a mempool/transaction queue/transaction pool is. How a transaction reaches a mempool and what the mempool does with it. Looking at what causes the CPU increase and dela...

In this episode, we chat with Hudson Jameson of the Ethereum Foundation about how he got involved in the space, the EIP process, and the challenges of decision making in the decentralised space. In decentralised communities, decision making and information gathering can be a uniquely difficult endeavor. Using some of the ideas from other open source communities as well as some new concepts emergin...

In this episode, we sit down with Mitch Kosowski, director of product at ETHPrize and Andrew Cravenho, project leader at POA Network. We cover ETHPrize's inception and activity, the way that pain points in the community are identified, and the open source block explorer project that POA Network is building with an ETHPrize bounty. ETHPrize developed out of a series of interviews with devs in the c...

In this episode, we had a chance to speak with Jacob Eberhardt about his work on Zokrates and the Zero Knowledge Proof Toolkit. Zokrates is a programming language & toolbox for zkSNARKS on Ethereum Note: this is a relatively advanced episode as part of our Zero Knowledge Series. For more on the Zokrates project, please explore the following material: Zokrates Github - https://github.com/JacobE...

In this episode, we speak to Benedikt Bünz , the author of Bulletproofs , about this novel zero knowledge proof system as well as about Verifiable Delay Functions . This is part of our Zero Knowledge Series, where we explore some of the new research in the space of Zero Knowledge research and the emerging concepts. Follow Bulletproof development & Benedikt on twitter Read transcript

In this episode, we speak with Matthew Di Ferrante of the smart contract auditing firm Zero Knowledge Labs about security in the blockchain. Specifically we discuss how he first got interested in security and blockchain technology, some of the cases that have happened in the last few years and how the Ethereum security team responds to a security event. If you want to learn more from Matt you can...

In this episode, we sit down with Howard Wu to explore zkSNARKs, the challenges in the application of this awesome technology, the new ideas emerging for how to scale them and his latest work on DIZK. This is the 2nd in our ongoing series about Zero Knowledge technologies. To get a good sense of Zero Knowledge Proofs, please listen to our introduction to the topic in Episode 21 . Howard Wu is an e...

In this episode, we sit down with Raul & Preston from Prysmatic Labs to discuss sharding, the evolution of the spec, Ethereum 2.0, what happens to a side chain during a hard fork, and whats coming up for this important scaling solution. Prysmatic Labs is building a sharding solution in Go and the Ethereum 2.0  side chain that is set to combine PoS + Sharding. Links: https://medium.com/prysmati...

In this episode, we speak with Eric Tang from Livepeer about the need for off-chain computation, what scenarios make sense for off-chain and which can work on-chain, how Livepeer sees its role in the ecosystem and how they aim to help more people livestream in a decentralised way. Read more about Livepeer here If you want to get involved with the project, you can do so here Check out this paper by...

In this episode, we sit down with Ethan (Bucky) Buchman, co-founder & CTO of Tendermint, to talk about testnets. We look into what they are, what purpose they serve and cover examples from Bitcoin, Ethereum, Cosmos and Polkadot. Links Testnets on Karl.tech The latest gossip on BFT consensus Bitcoin Testnet Ropsten Testnet Kovan Testnet Rinkeby Testnet Join the Cosmos testnet Join the Polkadot...

In this episode, we dig into what the term smart contract means with our guest James Prestwich. First introduced in 1994 by Nick Szabo, smart contracts have inspired whole ecosystems of companies and projects to start thinking about blockchain in much bigger terms. We explore what the term 'smart contract' means, where it comes from, some use cases and some of the new challenges that come along wi...

In this episode we sit down with Ele and Alexis from OSCoin to talk about what they are building and the general problem of open source incentivization. We dig into the incentivization and governance models they imagine for the Open Source world as well as some technical aspects of the platform they intend to build. Links: OScoin Social Architecture - Building On-line Communities Roads and Bridges...

In this week's episode, we cover the Zcon0 conference in Montreal. In our interviews with some of the participants, we explore the zcash community, projects actually implementing zero knowledge proofs, and some of the most exciting ideas to be generated at the event! See the talks here Links: Bolt Coda Dekrypt Capital Antonie Hodge Peter Van Valkenburgh Liz Steininger J Ayo Akinyele Rachel Rose O'...

In this introductory episode, we discuss what makes up blocks and block headers. We also cover a bit about state vs history, what exactly makes up a transaction and do a quick intro to a Merkle Tree. For more, please check out these resources: https://www.youtube.com/watch?v=_160oMzblY8 https://ethereum.stackexchange.com/questions/268/ethereum-block-architecture https://www.coursera.org/lecture/cr...

In this episode, we speak with Jack du Rose and Aron Fischer from Colony about governance and open organizations. Colony is building an infrastructure based on the Ethereum blockchain that aims to revamp the way projects and organizations collaborate, promising to make HR and project management more open, fair and efficient. We discuss different ways in which the ideas around colony could be used...

In this episode, Griff Green shares his experience of working through The DAO hack, the white hat hacker group & Giveth. Through his telling of this story, we are given a front row seat to one of the most exciting events in ethereum and general blockchain history. These events also set the stage for a lot of the decisions, attitudes, rifts and relationships that have since taken hold - from th...

In this week's episode, we share our interviews from ETHBuenosAires, the 3rd instalment of the ETHGlobal Hackathon series. Through these conversations with the participants, sponsors and organizers, we found out more about the Buenos Aires Blockchain scene, captured the spirit of the ETHGlobal series and learned about some amazing new ideas and hackathon projects This was recorded during the event...

 Coming to you from Buenos Aires, we sit down with Demi and Facu from Zeppelin Solutions to talk developer experience, upgradability and how they aim to make running software on blockchains simple, fast and error free. We discuss their products - OpenZeppelin, a framework of reusable smart contracts, and ZeppelinOS, an operating system designed specifically for smart contracts - and how these pro...

In this episode, we sit down with Lane Rettig and Alex Beregszaszi from the eWasm team at the Ethereum Foundation to talk about WebAssembly (Wasm). We explore why Wasm was chosen as the instruction set of the future for Ethereum, what it means to switch instructions sets and why you would want to go with one over another. We also dig into Wasm specifics and tooling. If you want to learn more about...

In this episode, we catch up with Phil Daian once again to dig deeper into the idea of cryptocommodities and storage rent. Cryptocommodities are defined as the resources used for blockchain transactions - for example blockchain memory or computation (such as Ethereum's gas) - and storage rent is the idea of issuing a payment for use of these resources per unit of time instead of as a one-time fee....

In this special episode, we share a number of short interviews we did with the participants of the Web3 UX Unconference which followed Edcon last week in Toronto. Featuring Dan Finlay from Metamask, Alex van de Sande from the Ethereum Foundation, Ric Burton from Balance, Philippe Castonguay, Jonny Howle from Uport, Dan Tsui and Bryant Eisenbach, we explore the topic of UX in the blockchain space....

In this episode, we share an introduction to full nodes. Speaking with the Parity community support lead, Thibaut Sardan, we walk through what it means to set up the Parity Ethereum client, explore what the difference is between this and a light client, help define some of the commonly used language and answer some frequently asked questions. Big thank you to 1kx for inviting us to the Full Node c...

In this weeks episode, Fredrik and Anna speak with Elias Haase and Rob Hitchens from B9Lab about how a curriculum can be developed to introduce developers to the concepts and languages in the blockchain space. We discuss some of their process, the unique qualities of teaching in this space and how important it is that the people building core infrastructure consider the impact of their decisions o...

In this episode, we kick off the Zero Knowledge Proof series with our very own 'Intro to Zero Knowledge' in which we go through a couple examples that describe the underlying concept of this important field of research. Basically, the Zero Knowledge hosts are talking about Zero Knowledge Proofs on the Zero Knowledge Podcast. It promises to get meta. Links: Where's Waldo example Str4d presenting th...

In this episode, Fredrik sits down with Jon Choi from the Ethereum Foundation to discuss the latest scalability grants and what the plans are for the Ethereum Foundation grants in general. We also delve into what a business model for core infrastructure could mean and how to avoid the tragedy of the commons where no one is willing to invest in vital infrastructure because of the lack of immediate...