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http://traffic.libsyn.com/sedaily/BuildaBlockchain.mp3Podcast: Play in new window | Download A blockchain is a data structure that provides decentralized, peer-to-peer data distribution. Bitcoin is the most well-known blockchain, but in the next decade we will see many more blockchains. Most listeners probably know that you could just fork the code of Bitcoin to start your own blockchain–but wouldn’t it be nice to know how to build a blockchain from scratch? Daniel van Flymen
http://traffic.libsyn.com/sedaily/CoinbaseSecurity.mp3Podcast: Play in new window | Download At Coinbase, security is more important than anything else. Coinbase is a company that allows for storage and exchange of cryptocurrencies. Protecting banking infrastructure is difficult, but in some ways the stakes are higher with Coinbase, because bitcoin is fundamentally unregulated. If a hacker were able to syphon all of the money out of Coinbase accounts, Coinbase would have no recourse–which means this
http://traffic.libsyn.com/sedaily/CoinbaseAntifraud.mp3Podcast: Play in new window | Download Coinbase is a platform for buying and selling digital currency: bitcoin, ethereum, and litecoin. Every payments company deals with fraud, but a cryptocurrency company has a harder job than most payments companies, because bitcoin transactions are anonymous and non-reversible. This is in contrast to a bank, which deals with a regulated, reversible transaction system. Soups Ranjan is the director of data science at
http://traffic.libsyn.com/sedaily/CoinbaseCurrencies.mp3Podcast: Play in new window | Download Cryptocurrencies have seen a surge of value recently. People are starting to see that bitcoin, ethereum, and other currencies are not just for speculation. At worst, they are a store of value–like digital gold. At best, they are a tool for micropayments, smart contracts, and an entire decentralized financial platform. Coinbase is a company for buying and selling cryptocurrencies. This episode is the
http://traffic.libsyn.com/sedaily/twentyone_edited.mp3Podcast: Play in new window | Download Bitcoin is underappreciated even to this day. The public focus is usually on the speculative value, but Bitcoin has functional value as a technology platform. If I want to make 100 transactions with my bank for 1 cent, the bank won’t allow it. Our current financial infrastructure is not set up for micropayments. Bitcoin is built with micropayments in mind. As Bitcoin works
http://traffic.libsyn.com/sedaily/blockchainapps.mp3Podcast: Play in new window | Download Cryptocurrencies are not only a financial instrument–they are a new platform for building applications. The blockchain allows for new solutions to digital property management, micropayments, hedge fund incentives, and ad fraud. The cryptocurrency platforms with the most traction are Bitcoin and Ethereum. Bitcoin has no central leader and is going through some growing pains with governance issues. Ethereum is led by the charismatic
http://traffic.libsyn.com/sedaily/Zcash.mp3Podcast: Play in new window | Download In bitcoin, every transaction in the shared ledger has the sender, recipient, and value. This ledger gets appended infinitely and is shared within a peer-to-peer network. Zcash is a cryptocurrency with all the features of bitcoin, plus encrypted transactions. The sender, recipient, and value fields are all encrypted. If bitcoin is HTTP, Zcash is like HTTPS, a secure transport layer. Nathan Wilcox works
http://traffic.libsyn.com/sedaily/coincenter_edited.mp3Podcast: Play in new window | Download Blockchain technologies like Bitcoin and Ethereum have not impacted the lives of most consumers today. The theoretical breakthroughs that blockchain enables will eventually happen–I will be able to pay 1 cent to a knowledge worker in Africa without having to pay a 5 cent transaction fee. My servers will be able to pay other servers for small compute jobs. We will have decentralized
http://traffic.libsyn.com/sedaily/vint_edited.m4aPodcast: Play in new window | DownloadVint Cerf is Chief Internet Evangelist at Google. He contributes to global policy development and continued spread of the Internet. This episode is republished from The Quoracast. Questions: What will the world look like in 5 years? What are the biggest problems associated with rapid spread and development of the Internet? Does blockchain technology present any solutions to these problems Why are cats so
http://traffic.libsyn.com/sedaily/michael_rosenthal_final.m4aPodcast: Play in new window | Download “The main motivation for me was to gain more perspective on the world and my place in it.” Michael Rosenthal is a traveling programmer who gave up school and full-time job prospects in the U.S. to travel and freelance. This episode is a Christmas special because Michael is my younger brother, and his journey as a developer and a person has been inspiring
“Nature, technology, and society ultimately will favor the more efficient, the better working systems.”
Ethereum is a decentralized platform for applications that are guaranteed to run exactly as expected via smart contracts.
This week, Software Engineering Daily sought answers to some fundamental questions from the following guests: David Schwartz talked about maintaining security in Ripple, a distributed cryptographic payment system Craig Smith explained the attack surfaces of cars and the consequences of the Wired Jeep hacking Bruce Schneier surveyed Ashley Madison and other recent events, and talked about Data and Goliath Max Krohn talked about verifying identities with Keybase and protecting OKCupid’s users from bots Adrián Lamo gave a
Ripple’s secure payment infrastructure puts distributed systems security theory to a real-world test.
David Schwartz is Chief Cryptographer for Ripple Labs.
http://traffic.libsyn.com/sedaily/ipfs_juan_benet.mp3Podcast: Play in new window | Download Interplanetary File System (IPFS) is a new peer-to-peer hypermedia protocol. IPFS enables the creation of completely distributed applications. Juan Benet is the creator of IPFS and the founder of Protocol Labs. Questions What problem does IPFS solve? Is IPFS most like BitTorrent, or a CDN, or a Git repo? What does this have to do with Databases Week? How does IPFS compare to
http://traffic.libsyn.com/sedaily/ethereum_stephantual.mp3Podcast: Play in new window | DownloadEthereum reporting in the podcast media shows a large hype-to-substance ratio. Technical and financial criticisms facing Ethereum are as real as those faced by bitcoin. This episode is a departure from Databases Week. Stephan Tual is CCO of Ethereum and founder of Ursium, a blockchain consulting company. Thanks to Reddit and Quora for questions. Questions Was Vitalik correct in his allocation of millions
http://traffic.libsyn.com/sedaily/sidechains_rusty_russell_fixed.mp3Podcast: Play in new window | DownloadA sidechain is a blockchain you can move bitcoins into and back from, which may have different abilities than the bitcoin blockchain. The lightning network is a caching layer for bitcoin, which allows instant sending and failover to the normal bitcoin network if something goes wrong. Rusty Russell is an Australian free software programmer and advocate, known for his work on the Linux kernel’s networking subsytem and the Filesystem
http://traffic.libsyn.com/sedaily/ethereum_aarondavis.mp3Podcast: Play in new window | DownloadEthereum is a decentralized platform that runs smart contracts: applications that run exactly as programmed without any possibility of downtime, censorship, fraud, or third-party interference. Aaron Davis works on MetaMask, which brings Ethereum apps to the web browser. In this monologue episode, Aaron dives deep into the Ethereum internals, philosophy, and developer experience. Questions How does a blockchain represent a Merkle tree? Can a
http://traffic.libsyn.com/sedaily/christian_ander_goobit.mp3Podcast: Play in new window | DownloadGoobit AB develops IT solutions on top of blockchain technology. Christian Ander is CEO of Goobit AB. Questions How is BTCX, Goobit’s bitcoin exchange, implemented? How did transaction volume change with the recent Ethereum trading volume? What are the steps to processing a bitcoin transaction? How does the minutiae of dealing with banks compare with that of running an engineering company? Will everyone have
http://traffic.libsyn.com/sedaily/bitcoin_andreas.mp3Podcast: Play in new window | DownloadBitcoin’s cultural implications inform the engineering opportunities and constraints. Andreas Antonopoulos is a bitcoin researcher, journalist, and evangelist. Questions What are the taboo topics within the bitcoin community? What do you think of when people say “we know bitcoin is the first real cryptocurrency, but the big question is whether it will be the last”? Were grey markets previously underserved before bitcoin? What is