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Bitstaub

Dirk Jäckel

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Bitstaub

Bitstaub

Dirk Jäckel

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OVERVIEWEPISODESYOU MAY ALSO LIKE

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About Us

Ein Bitcoin Podcast

Latest Episodes

BS030 – Lightning Network

Graphische Übersicht welche Kaäle grade offen sind https://lnmainnet.gaben.win/ Deterministische Signaturen: https://tools.ietf.org/html/rfc6979 Japanische Lightning Implementation: https://github.com/nayutaco/ptarmigan Erstes Bier der Welt mit Lightning bezahlt: https://bitcoinblog.de/2017/04/03/berliner-kneipe-room77-erstes-bier-der-welt-mit-lightning-transaktion-bezahlt/ BIP 37 Privatsphäre: https://eprint.iacr.org/2014/763.pdf BIP 37 Denial of Service: https://www.reddit.com/r/Bitcoin/comments/3hjak7/the_hard_work_of_core_devs_not_xt_makes_bitcoin/cu9xntf/ Atomic Multi-Path Payments over Lightning: https://lists.linuxfoundation.org/pipermail/lightning-dev/2018-February/000993.html Pay-To-Publish-Key-Hash sicherer weil SHA-256 Kvantenresistant: https://bitcoin.stackexchange.com/a/49163/3347 Lightning auf MimbleWimble: https://lists.launchpad.net/mimblewimble/msg00086.html Gute Lightning Einführung: https://rusty.ozlabs.org/?p=450 Channel Factories (Layer auf Lightning drauf):...

--2018 APR 26
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BS030 – Lightning Network

BS029 – 2x or no2x?

BS029 - 2x or no2x?

--2017 OCT 24
Comments
BS029 – 2x or no2x?

BS028 – SHA2017

Zu Gast: @rootzoll SHA2017 https://sha2017.org/ Cryptowars 2.0: Lessons from the past, for the present (Phil Zimmermann) https://media.ccc.de/v/SHA2017-336-cryptowars_2_0_lessons_from_the_past_for_the_present Blockchains for a better world https://media.ccc.de/v/SHA2017-342-blockchains_for_a_better_world Poflove https://twitter.com/Poflove4u SHA badge https://media.ccc.de/v/SHA2017-51-sha2017_badge Kartent http://kartent.com/ Bitcoinsofa Segwit lock in Bitcoin Cash https://www.bitcoincash.org/ Bitcoin ABC https://www.bitcoinabc.org/

--2017 AUG 10
Comments
BS028 – SHA2017

BS027 – Scaling Bitcoin

Scaling: What’s new and noteworthy SegWit Emergent Consensus (BU) SegWit User Activated Soft Fork (UASF), BIP-148 https://github.com/bitcoin/bips/blob/master/bip-0148.mediawiki SegWit Miner Activated Soft Fork (MASF), BIP-91 https://github.com/bitcoin/bips/blob/master/bip-0091.mediawiki SegWit2X New York Agreement (nya) https://medium.com/@DCGco/bitcoin-scaling-agreement-at-consensus-2017-133521fe9a77 https://lists.linuxfoundation.org/pipermail/bitcoin-segwit2x/2017-July/000068.htm Bech32 Bitcoinj Lightning wallet: lnwallet, Demo: https://www.youtube.com/watch?v=yNFfUfyL2xE Bitcoin unicode symbol (Unicode 10.0) Walleth für Android (Rinkeby) https://play.google.com/store/apps/details?id=org.walleth

62 MIN2017 JUL 4
Comments
BS027 – Scaling Bitcoin

BS026 – zkSNARKs

Zu Gast: Christian Reitwiessner @ethchris https://blog.ethereum.org/2016/12/05/zksnarks-in-a-nutshell/ Succinct Non interactive ARguments of Knowledge Verifikation weniger aufwändig als Berechnung selbst Common reference String Argument versus Beweis Public verifier Designated verifier Zero Knowledge Beispiel Graphfärbbarkeit (3 Farben) Prover hat Karte (bzw nicht-planaren Graphen) und behauptet, sie ist 3-färbbar P = NP? https://de.wikipedia.org/wiki/P-NP-Problem P: Deterministisch in Polynomialzeit lösbar (n^3 z.B.) NP: Gegebene Lösung in Polynomialzeit verifizierbar Quadratic Span Program / Quadratic Arithmetic Polynomial Trusted Setup Homomorph (Fully) - Pairing-Funktion: einfach multiplikativ homomorph passt zu einmaliger polynom-multiplikation Buch: “Complexity Theory a modern approach” http://theory.cs.princeton.edu/complexity/ PCP-Theorem https://de.wikipedia.org/wiki/PCP-Theorem Alessandro Chiesa (SF Ethereum Meetup) https://www.youtube.com/watch?v=g-HhDyXPWZc

106 MIN2016 DEC 5
Comments
BS026 – zkSNARKs

BS025 – Zcash

https://z.cash Zero Knowledge Proofs Höhlenbeispiel https://de.wikipedia.org/wiki/Zero-Knowledge-Beweis#Klassisches_Beispiel zkSNARKs Only very small interaction Epicenter Bitcoin - Eli Ben-Sasson - Zero Knowledge Proofs https://epicenter.tv/episode/116/ EB122 – Zooko Wilcox: Zcash - An Open Financial System With Privacy https://epicenter.tv/episode/122/ Slack invite https://inviteme.z.cash/ Trusted Setup Das Geheimnis muss nach setup zerstört werden Kann aber bei der Erstellung über mehrere Personen verteilt werden, und nur eine muss vertrauenswürdig handeln, um die Integrität zu gewährleisten Mining POW - Equihash Founder’s Fee (10% über 4 Jahre) CPU 700MB Ram GPU-Miner? Ansteigender block reward Mainnet startet planmässig am 28.10.2016 Libsnark https://github.com/scipr-lab/libsnark ** This code is a research-quality proof of concept, and has not yet undergone extensive review or testing. It is thus not suitable, as is, for use in critical or production systems. ** Versi...

--2016 OCT 26
Comments
BS025 – Zcash

BS024 – Bitsquare

Studiogast: Marc Bitsquare SEPA rückgängig machen Page Signer (TLS notary) https://bitsquare.io/contribute/

96 MIN2016 AUG 31
Comments
BS024 – Bitsquare

BS023 – Lightning Network

BS023 - Lightning Network

96 MIN2016 JUN 27
Comments
BS023 – Lightning Network

BS022 – Consensus by Bet

Vorstellung: Christian Solidity Ethereum Alarmclock BTCRelay Proof of stake Consensus by bet Swarm (Berlin Meetup am 25.5.2016) Whisper

103 MIN2016 MAY 13
Comments
BS022 – Consensus by Bet

BS021 – Proof of stake

Proof of stake Varianten https://en.wikipedia.org/wiki/Proof-of-stake Security-deposit based security and authentication https://blog.ethereum.org/2015/08/01/introducing-casper-friendly-ghost/ Casper resources https://souptacular.gitbooks.io/ethereum-tutorials-and-tips-by-hudson/content/proof-of-stake_resources.html On Stake SHA256(prevhash + address + timestamp) “users may be unwilling to sign anything if there are two alternatives of a block at a given height” https://blog.ethereum.org/2014/11/25/proof-stake-learned-love-weak-subjectivity/ Casper, “the friendly GHOST” https://blog.ethereum.org/2015/08/01/introducing-casper-friendly-ghost/ Nothing at stake attack Long-Range Attack Byzantine fault tolerance https://en.wikipedia.org/wiki/Byzantine_fault_tolerance Bitcoins Untergang Statoshi.info http://statoshi.info/dashboard/db/transactions BitcoinJ 0.14 kommt demnächst (mit bessere Fee-Berechnung) Andreas Antonopoulous beim Blockchain Meetup Berlin http://www.meetup.com/Blockc...

103 MIN2016 APR 8
Comments
BS021 – Proof of stake

Latest Episodes

BS030 – Lightning Network

Graphische Übersicht welche Kaäle grade offen sind https://lnmainnet.gaben.win/ Deterministische Signaturen: https://tools.ietf.org/html/rfc6979 Japanische Lightning Implementation: https://github.com/nayutaco/ptarmigan Erstes Bier der Welt mit Lightning bezahlt: https://bitcoinblog.de/2017/04/03/berliner-kneipe-room77-erstes-bier-der-welt-mit-lightning-transaktion-bezahlt/ BIP 37 Privatsphäre: https://eprint.iacr.org/2014/763.pdf BIP 37 Denial of Service: https://www.reddit.com/r/Bitcoin/comments/3hjak7/the_hard_work_of_core_devs_not_xt_makes_bitcoin/cu9xntf/ Atomic Multi-Path Payments over Lightning: https://lists.linuxfoundation.org/pipermail/lightning-dev/2018-February/000993.html Pay-To-Publish-Key-Hash sicherer weil SHA-256 Kvantenresistant: https://bitcoin.stackexchange.com/a/49163/3347 Lightning auf MimbleWimble: https://lists.launchpad.net/mimblewimble/msg00086.html Gute Lightning Einführung: https://rusty.ozlabs.org/?p=450 Channel Factories (Layer auf Lightning drauf):...

--2018 APR 26
Comments
BS030 – Lightning Network

BS029 – 2x or no2x?

BS029 - 2x or no2x?

--2017 OCT 24
Comments
BS029 – 2x or no2x?

BS028 – SHA2017

Zu Gast: @rootzoll SHA2017 https://sha2017.org/ Cryptowars 2.0: Lessons from the past, for the present (Phil Zimmermann) https://media.ccc.de/v/SHA2017-336-cryptowars_2_0_lessons_from_the_past_for_the_present Blockchains for a better world https://media.ccc.de/v/SHA2017-342-blockchains_for_a_better_world Poflove https://twitter.com/Poflove4u SHA badge https://media.ccc.de/v/SHA2017-51-sha2017_badge Kartent http://kartent.com/ Bitcoinsofa Segwit lock in Bitcoin Cash https://www.bitcoincash.org/ Bitcoin ABC https://www.bitcoinabc.org/

--2017 AUG 10
Comments
BS028 – SHA2017

BS027 – Scaling Bitcoin

Scaling: What’s new and noteworthy SegWit Emergent Consensus (BU) SegWit User Activated Soft Fork (UASF), BIP-148 https://github.com/bitcoin/bips/blob/master/bip-0148.mediawiki SegWit Miner Activated Soft Fork (MASF), BIP-91 https://github.com/bitcoin/bips/blob/master/bip-0091.mediawiki SegWit2X New York Agreement (nya) https://medium.com/@DCGco/bitcoin-scaling-agreement-at-consensus-2017-133521fe9a77 https://lists.linuxfoundation.org/pipermail/bitcoin-segwit2x/2017-July/000068.htm Bech32 Bitcoinj Lightning wallet: lnwallet, Demo: https://www.youtube.com/watch?v=yNFfUfyL2xE Bitcoin unicode symbol (Unicode 10.0) Walleth für Android (Rinkeby) https://play.google.com/store/apps/details?id=org.walleth

62 MIN2017 JUL 4
Comments
BS027 – Scaling Bitcoin

BS026 – zkSNARKs

Zu Gast: Christian Reitwiessner @ethchris https://blog.ethereum.org/2016/12/05/zksnarks-in-a-nutshell/ Succinct Non interactive ARguments of Knowledge Verifikation weniger aufwändig als Berechnung selbst Common reference String Argument versus Beweis Public verifier Designated verifier Zero Knowledge Beispiel Graphfärbbarkeit (3 Farben) Prover hat Karte (bzw nicht-planaren Graphen) und behauptet, sie ist 3-färbbar P = NP? https://de.wikipedia.org/wiki/P-NP-Problem P: Deterministisch in Polynomialzeit lösbar (n^3 z.B.) NP: Gegebene Lösung in Polynomialzeit verifizierbar Quadratic Span Program / Quadratic Arithmetic Polynomial Trusted Setup Homomorph (Fully) - Pairing-Funktion: einfach multiplikativ homomorph passt zu einmaliger polynom-multiplikation Buch: “Complexity Theory a modern approach” http://theory.cs.princeton.edu/complexity/ PCP-Theorem https://de.wikipedia.org/wiki/PCP-Theorem Alessandro Chiesa (SF Ethereum Meetup) https://www.youtube.com/watch?v=g-HhDyXPWZc

106 MIN2016 DEC 5
Comments
BS026 – zkSNARKs

BS025 – Zcash

https://z.cash Zero Knowledge Proofs Höhlenbeispiel https://de.wikipedia.org/wiki/Zero-Knowledge-Beweis#Klassisches_Beispiel zkSNARKs Only very small interaction Epicenter Bitcoin - Eli Ben-Sasson - Zero Knowledge Proofs https://epicenter.tv/episode/116/ EB122 – Zooko Wilcox: Zcash - An Open Financial System With Privacy https://epicenter.tv/episode/122/ Slack invite https://inviteme.z.cash/ Trusted Setup Das Geheimnis muss nach setup zerstört werden Kann aber bei der Erstellung über mehrere Personen verteilt werden, und nur eine muss vertrauenswürdig handeln, um die Integrität zu gewährleisten Mining POW - Equihash Founder’s Fee (10% über 4 Jahre) CPU 700MB Ram GPU-Miner? Ansteigender block reward Mainnet startet planmässig am 28.10.2016 Libsnark https://github.com/scipr-lab/libsnark ** This code is a research-quality proof of concept, and has not yet undergone extensive review or testing. It is thus not suitable, as is, for use in critical or production systems. ** Versi...

--2016 OCT 26
Comments
BS025 – Zcash

BS024 – Bitsquare

Studiogast: Marc Bitsquare SEPA rückgängig machen Page Signer (TLS notary) https://bitsquare.io/contribute/

96 MIN2016 AUG 31
Comments
BS024 – Bitsquare

BS023 – Lightning Network

BS023 - Lightning Network

96 MIN2016 JUN 27
Comments
BS023 – Lightning Network

BS022 – Consensus by Bet

Vorstellung: Christian Solidity Ethereum Alarmclock BTCRelay Proof of stake Consensus by bet Swarm (Berlin Meetup am 25.5.2016) Whisper

103 MIN2016 MAY 13
Comments
BS022 – Consensus by Bet

BS021 – Proof of stake

Proof of stake Varianten https://en.wikipedia.org/wiki/Proof-of-stake Security-deposit based security and authentication https://blog.ethereum.org/2015/08/01/introducing-casper-friendly-ghost/ Casper resources https://souptacular.gitbooks.io/ethereum-tutorials-and-tips-by-hudson/content/proof-of-stake_resources.html On Stake SHA256(prevhash + address + timestamp) “users may be unwilling to sign anything if there are two alternatives of a block at a given height” https://blog.ethereum.org/2014/11/25/proof-stake-learned-love-weak-subjectivity/ Casper, “the friendly GHOST” https://blog.ethereum.org/2015/08/01/introducing-casper-friendly-ghost/ Nothing at stake attack Long-Range Attack Byzantine fault tolerance https://en.wikipedia.org/wiki/Byzantine_fault_tolerance Bitcoins Untergang Statoshi.info http://statoshi.info/dashboard/db/transactions BitcoinJ 0.14 kommt demnächst (mit bessere Fee-Berechnung) Andreas Antonopoulous beim Blockchain Meetup Berlin http://www.meetup.com/Blockc...

103 MIN2016 APR 8
Comments
BS021 – Proof of stake
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