RT @a_greenberg: Researchers show that a processor can have a backdoor hidden in one single, microscopic component among a billion https://…
RT @juanbenet: Awesome to see women majority in security, crypto, currencies panel @starkness @jutta_steiner @isislovecruft @zooko https://…
RT @Tokyo_Tom: Really? Actually, it’s part and parcel of elites enclosing commons and claiming ownership of property. https://t.co/sVJCH2aw…
Replying to @jasonlaw and @hashbreaker
yes, I or my team would like to take a look
I’ve also noticed that many if not most academic conferences are not focused on current cryptography and security. https://twitter.com/profjasonpotts/status/738632086542782464
1st draft of paper from last #RebootingWebOfTrust “Use Case: Protecting Digital Identities in Developing Countries” https://github.com/WebOfTrustInfo/ID2020DesignWorkshop/blob/master/draft-documents/protecting-digital-identities-in-developing-countries.md
RT @adam3us: great article about confidential transactions by @AaronvanW discussion and some explainers https://www.reddit.com/r/Bitcoin/comments/4m8n5k/confidential_transactions_how_hiding_transaction/ https://t.…
RT @NZN: Well written. @ChristopherA love that #offgrid nature of #selfSovereignID authority is noted. #crisis #education #healthcare at sc…
RT @RuffTimo: Proud to be a co-author of this use case paper, and to have associated with fantastic people in the process. https://t.co/oj…
An interesting process for incubating product ideas in a paper notebook on @kickstarter now: http://kck.st/1XAOXvs
RT @katrynadow: .@futureidentity “Time for #ethical standards for use of data. Acknowledge a power imbalance may exists but don’t take adva…
RT @drummondreed: At #CISNOLA, Mark Lizar’s talk was first time I’ve seen “Consent by Design”. Great idea - deserves as much attention as #…
RT @zmanian: Ralph Merkle, father of modern cryptography, is talking about the DAO next week.
RT @DarioTepoTec: Good quick read. Sums up the need. WHERE’S THE HOWTO? “@RuffTimo: Proud to be a co-author of this use case paper. https:…
RT @dgwbirch: @ChristopherA interesting stuff Christopher but does it mean that sub-Saharan Africans (for example) have to manage their pri…
.@dgwbirch They already have high access to phones, but not yet smart phones. This is evolving. Shamir shared keys is a possibility.
RT @jaekwon: A critique of a section of Merkle’s #DAO paper regarding the security of #blockchains: http://tendermint.com/blog/critique-merkle-dao-democracy/
RT @dgwbirch: @ChristopherA indeed - M-PESA used SIM toolkit crypto in feature phones
RT @adam3us: in my experience disagreeing with gmaxwell on technical matters, invariably means you are misunderstanding something. even for…
Yesterday was the 25th Anniversary of #PGP, and no one noticed! Time for #RebootingWebOfTrust http://www.WebOfTrust.info
Good summary of the history & strategies behind the success of Africa’s M-PESA virtual currency. https://twitter.com/dgwbirch/status/740195368470732800
Replying to @dangillmor
This is the article on Self-Sovereign Identity that I was speaking of http://www.lifewithalacrity.com/2016/04/the-path-to-self-soverereign-identity.html
Replying to @dgwbirch, @Leon_Vandenberg, @timpastoor, @sammantic and @fuzo
Many solutions were possibly back in the late 90’s didn’t happen because of patents.
Talking with @timberners_lee (inventor of the World Wide Web) on the future of the Decentralized Web at #DWebSummit
Very true! Most significant to me are that hash chain & tree, Schnorr & various derivatives are now patent free. https://twitter.com/leon_vandenberg/status/740258224687833088
The next #RebootingWebOfTrust design workshop on decentralized identity will be Sept 28th-30th in San Francisco: https://www.eventbrite.com/e/web-of-trust-design-workshop-tickets-25937797651
We have a $3k budget toward #RebootingWebOfTrust scholarships for reimbursement of flight expenses for overseas participants—apply now!
RT @DCGco: If you’re working on #identity challenges, this is THE go to event! Last one in May was extremely productive. https://t.co/RAzLB…
I’m speaking on the identity panel at #DWebSummit at 12pm PST, and it will be live-streamed at http://www.decentralizedweb.net
Vint Cerf speaking at Decentralized Web conference at the Internet Archive #DWebSummit
RT @wseltzer: #DWebSummit @vgcerf “The paradox of the ‘right to be forgotten’ is that we have to remember the stuff we’re asked to forget…
The new MIT credentials project appears at first glance to meet the 10 principles of self-sovereign identity. https://twitter.com/schmidtphi/status/738493041095364608
The MIT credentials project also appears to use a RevokeSSL style method to spend UTXO to revoke certificates. @schmidtphi @medialab
When I proposed RevokeSSL certificate mechanism last year Bitcoin folk were concerned about expanding the UTXO set @schmidtphi @medialab
These concerns about expanding UTXO led to some ideas that are now in #SmartSignatures and @petertoddbtc’s DEX @schmidtphi @medialab
RT @thorjag: @ChristopherA @schmidtphi @medialab Would https://lists.linuxfoundation.org/pipermail/bitcoin-dev/2016-May/012715.html help? @petertoddbtc
Replying to @thorjag, @schmidtphi, @medialab and @petertoddbtc
Actually Peter has been working on #SmartSignatures which inspired that https://github.com/WebOfTrustInfo/ID2020DesignWorkshop/blob/master/topics-and-advance-readings/DexPredicatesForSmarterSigs.md
Replying to @thorjag, @schmidtphi, @medialab and @petertoddbtc
I’ve proposed a paper to update progress toward #SmartSignatures at https://www.w3.org/2016/04/blockchain-workshop/interest/allen-todd-shea.html
RT @zooko: The hashing working group at #DWebSummit reported that the choices were SHA3 for standardization or BLAKE2 for performance.
RT @DivaDanese: @brewster_kahle What if we baked the 1st Amendment into the Future Internet? (Although, next billion users won’t be America…
RT @theyblinked: On path to self-sovereign identity? Hope so.
See: Ten Principles of Self-Sovereign Identity
http://www.lifewithalacrity.com/2016/04/the-path-to-self-soverereign-identity.html https…
RT @kevinmarks: #DWebSummit @ChristopherA: I’m the co-author of TLS, and that was supposed to fix centralization, then, but centralization…
RT @kevinmarks: #DWebSummit @ChristopherA: I have an MBA student teaching women in Afghanistan how to be entrepreneurial, and there is real…
RT @DivaDanese: @ChristopherA is talking about identity issues in repressive regimes, also risks of centralized record keeping allowing org…
RT @kevinmarks: #DWebSummit @ChristopherA: one of the reasons TLS was adopted was that it let you choose which certificate authorities to t…
RT @kevinmarks: #DWebSummit @ChristopherA: this has changed as we have fewer browsers, and they make it harder to manage CA’s - they creep…
RT @pjvangarderen: .@ChristopherA When I worked on TLS we had similar values to those discussed at #DWebSummit but “centralization has a wa…
RT @flyingzumwalt: “Centralization creeps in. That’s the recurring pattern here.” @ChristopherA #DWebSummit
RT @NZN: #ID2020 ref’d by @ChristopherA at #DWebSummit speaking on identity & naming on web,why it’s important issue,history.. need #selfSo…
RT @DivaDanese: “It’s upstarts who get why decentralization is important. Metcalfe’s Law says @google & @facebook are disincented” @Christo…
RT @kevinmarks: #DWebSummit @ChristopherA: reputation is very hard - there are lots of ways that people game reputation systems
RT @sandhawke: Very fond of @ChristopherA’s self-sovereign reputation, where you get to maintain the signed endorsements people have given…
Replying to @TAC_NISO
The best of us don’t presume we know, we have to be humble enough to ask those who know. For instance https://github.com/WebOfTrustInfo/ID2020DesignWorkshop/blob/master/draft-documents/protecting-digital-identities-in-developing-countries.md
Replying to @kevinmarks
An answer to your question—discover critical break in cryptocurrency, invest in one without that bug and then demonstrate break.
Replying to @kevinmarks and @schnarfed
my closest answer to decentralized UI q, some BitTorrent apps, popcorn time, etc. But to the point, largely negative.
Replying to @yuvipanda and @AAAinsley
Working on it at #RebootingWebTrust—some ideas for consent to allow your future social network peers to rotate keys.
RT @CassPF: Relevant to this discussion: @hugooconnor’s ideas on a reputation layer on the blockchain http://hugo.net.au/2015/11/04/will-the-blockchain-enable-neo-tribalism/ #DWebSummit #…
Replying to @lightcoin and @sandhawke
the flaws in negative reputation systems are so difficult to solve it is often better not to. See @frandallfarmer
RT @sandhawke: @lightcoin @ChristopherA hypothesis: ignoring bad marks isn’t that bad. Worth exploring…
RT @zooko: Cory Doctorow’s speech at #DWebSummit is a barn-burner! Go watch it now! http://www.decentralizedweb.net/
RT @gmcmullen: 1. Computers must obey their owners, not remote third parties, if there is a conflict in instructions. @doctorow #dwebsummit
RT @DivaDanese: How do we keep DRM out of the Future Internet? By removing the temptation to do so. Email cory@eff.org to sign a petition #…
RT @yaoeo: To lock the web open you must make it expensive to fall in the temptation of locking it down @doctorow #DWebSummit https://t.co/…
RT @juanbenet: Blown away by @doctorow’s amazing talk! Important call holding us all, users and creators, to our values. #DWebSummit
Replying to @lightcoin and @sandhawke
Regarding reputation, I highly recommend @frandallfarmer’s paper in #RebootingWebOfTrust https://github.com/WebOfTrustInfo/rebooting-the-web-of-trust/blob/master/topics-and-advance-readings/ReputationAndTheRealWorld.md
The video of the Decentralized Identity Panel I participated in yesterday at #DWebSummit starts at 3h:18m:11s… https://youtu.be/Yth7O6yeZRE?t=3h18m11s
RT @kevinmarks: #DWebSummit @ChristopherA: Monday was the 25th anniversary of PGP. Nobody celebrated this on twitterdom
RT @kevinmarks: #DWebSummit @ChristopherA: PGP didn’t succeed. It is barely used except for code signing.
RT @kevinmarks: #DWebSummit @ChristopherA: I started #RebootingTheWebOfTrust to change this - it’s like a hackathon for white papers
RT @kevinmarks: #DWebSummit @ChristopherA: to join #RebootingTheWebOfTrust the entry fee is posting a reading list
RT @kevinmarks: #DWebSummit @ChristopherA: we wrote white papers on “what is the web of trust”, “use cases”, “crteating a distributed regis…
RT @kevinmarks: #DWebSummit @ChristopherA: this led to Self-Sovereign Identity - you are the source of your own identity
RT @kevinmarks: #DWebSummit @ChristopherA: identity is not an administrative mechanism for others to control
RT @kevinmarks: #DWebSummit @ChristopherA: this inspired a UN identity conference #ID2020
RT @kevinmarks: #DWebSummit @ChristopherA: we have a lot of white papers in progress, and a 3rd conference in Sept 2016 go to https://t.co…
RT @sh3v3k: A few days ago was #PGP 25 anniversary, there wasn’t celebration of success, we failed–@ChristopherA #DWebSummit https://t.co…
RT @taoeffect: .@ChristopherA announces next #RebootingWebOfTrust event in SF, Sept. 28th. Calls for more diversity. 👍 #DWebSummit
Replying to @bethbrains
It is green. Poor color correction.
RT @CassPF: Principles for governance around the use of smart contracts: we’re at the paper plane stage, not making 747s yet - @Christopher…
At the #DWebSummit I shared how I’d been inspired in ‘88 to create smart contracts & got my 1st investors based on:
This is very important — the thought that “Many Eyes Make All Bugs Shallow” turned out not to be good enough. https://twitter.com/techcrunch/status/741112675049066496
RT @praxsozi: Identity of the Blockchain: Perils and Promise by @ChristopherA #bitcoin #blockchain #zukufo http://de.slideshare.net/ChristopherA/identity-of-the-blockchain-perils-and-promise via @Sli…
RT @austinhill: Blockstream’s @pwuille on “What does Bitcoin’s secp256k1 Look Like” http://bitcoin.stackexchange.com/questions/21907/what-does-the-curve-used-in-bitcoin-secp256k1-look-like/21911#21911
To understand and create decentralized solutions we MUST deeply understand hierarchy. http://journals.plos.org/ploscompbiol/article?id=10.1371%2Fjournal.pcbi.1004829
RT @ioptio: About to tell RMS he has to stop talking now. Everyone should have this opportunity at least once in their life. https://t.co/R…
RT @profjasonpotts: ‘hierarchy evolves as a result of the costs of network connections’ https://twitter.com/christophera/status/741693086128963589
I am intrigued by #LTSE — I’ve been seeking alignment of long-term incentives between investors, mgnt & employees. https://twitter.com/ericries/status/742390639678136320
Replying to @WayneVaughan and @ericries
I think it possible to create a system that doesn’t lock people down, but does weigh incentives differently.
Replying to @pierre_rochard, @WayneVaughan and @ericries
you can leave buying/selling normal. But decision making increases with longer held stock.
RT @aantonop: BIP32 (aka HD wallet) merged into Bitcoin Core. Nice work @jonasschnelli!
I like the minimalist-first approach
RT @Blockstream: As a new member of W3C, Blockstream is concerned re: “anti-circumvention” laws that restrict security research https://t.c…
RT @Blockstream: We support EFF’s efforts to add legal safeguards for security researchers working on open standards in the W3C: https://t.…
RT @juanbenet: The work @ChristopherA is leading, like #RebootingWebOfTrust, is very exciting! Read his thoughts, join the projects https:/…
I’d believe @petertoddbtc’s approach to Deterministic Expressions (DEX) is an important step toward #SmartSignatures https://twitter.com/petertoddbtc/status/743272294290722816
A #SmartContract’s peril: “the majority of Ethereum contracts indeed ignore the best-practice recommendations” http://hackingdistributed.com/2016/06/16/scanning-live-ethereum-contracts-for-bugs/
RT @EconoScribe: Reweaving the web: A slew of startups is trying to decentralise the online world (by me) (http://buff.ly/23dSLE0 https://…
RT @francesc: “Programming language designers should be responsible for the mistakes that are made by programmers using the language.”
- To…
Replying to @Tierion and @petertoddbtc
#SmartSignatures are composable deterministic statements that allow for multifactor inspectable proofs
In late 90’s when talking about smart contracts our vision was largely well defined cryptographic state machines. https://twitter.com/petertoddbtc/status/743728413517611011
I’ve been using the term fiduciary smart contracts as opposed to the open execution smart contracts that ETH uses @angela_walch @el33th4xor
RT @DoubleMalt: “We are in the paper plane stage of DAOs, not in the 747 stage” @ChristopherA - 170M$ paper plane going down? #DAO https:/…
RT @angela_walch: Wait - so #smartcontracts are only as smart as the humans who create/code them? #ethereum #peopleproblems #hubris https:/…
Replying to @bitemyapp and @petertoddbtc
or DSL that have built in state machines for transaction support.
RT @angela_walch: @ChristopherA I heard that term “fiduciary X” from @AustinHill as well, & would love to hear how you define it. Maybe at…
Replying to @bitemyapp and @petertoddbtc
they can be. See Fernando Flores work on speech acts for instance. In particular financial ones can be.
Replying to @jgarzik
Best practices are great, but I think solutions to #SmartContracts requires more. We need native support for transactional states.
I wrote this #SmartContracts tweetstorm back in April, but is applicable to #theDOA today: https://twitter.com/ChristopherA/status/715197498646593536
The #RebootingWebOfTrust community is talking about #SmartSignatures as being a path toward new #SmartContracts:
Solidity as a #SmartContracts language is too easy for a bad programmer to horribly obfuscate what he’s doing—accidentally or purposefully.
Beware #schadenfreude—#TheDAO problems will force Ethereum to fork, but remember someday #bitcoin may have to do so upon a major problem.
Fiduciary Law: “A person acting in a fiduciary capacity is held to a high standard of honesty and full disclosure in regard to the client”
In ‘97 @NickSzabo4 wrote that #SmartContracts should reduce transaction costs, including that caused by tools: http://firstmonday.org/ojs/index.php/fm/article/view/548/469
“Smart contracts reduce mental & computational transaction costs, imposed by either principals, third parties, or their tools.”->@NickSzabo4
Replying to @chepurnoy
I would start with @NickSzabo4’s peer-reviewed First Monday paper from ‘97 http://firstmonday.org/ojs/index.php/fm/article/view/548/469
Replying to @timpastoor
True, #bitcoin didn’t after Gox & I think it is a bad precedent that Ethereum is picking winners. But we did fork after ‘13 bug.
RT @theyblinked: Build complexity from a constrained set of operations. https://twitter.com/ChristopherA/status/743859847855149056
#TheDOA “Converts a large but limited liability by investors in to a unlimited liability for Ethereum core team” https://blog.stakeventures.com/articles/piercing-ethereums-veil
RT @jgarzik: Snarking about #ethereum intervention by #bitcoin community is misplaced: BTC saw heavy intervention early in life too.
I think there is an interesting comparison of #TheDAO to the ‘08 “too big to fail” problems. Can we limit size of our first DAOs?
RT @whvholst: @bitemyapp @christophera @petertoddbtc Oh yes, most contracts can be expressed as state machines.
Re: preventing #TooBigToFail @VitalikButerin now suggests “avoid creating contracts that contain more than ~$10m” https://blog.ethereum.org/2016/06/17/critical-update-re-dao-vulnerability/
Related: “The current language does not fulfill any of these commandments” @el33th4xor http://hackingdistributed.com/2016/06/17/thoughts-on-the-dao-hack/
RT @csuwildcat: Here’s different way to look at #TheDAO hack: the biggest contractually guaranteed bug bounty payout in the history of comp…
Replying to @eiaine
#theDOA is a freudian slip ;-)
I like “open execution” environments in principle, but they are less than required for true “smart contracts”. https://www.linkedin.com/pulse/how-open-execution-replace-source-jason-carver
Research shows kinds of 30 derivatives & option contracts. We should create fiduciary #SmartContracts for these 1st: http://www.projectactus.org/ACTUS/contractCalculator
One of the reasons why I’ve been focusing on #SmartSignatures is that they are a simpler subset of smart contracts. https://blog.blockstack.org/simple-contracts-are-better-contracts-what-we-can-learn-from-the-dao-6293214bad3a
RT @ryaneshea: @ChristopherA thanks for the shout out Chris! Great to be working with you on Smart Signatures!
RT @matt_levine: I wrote about the DAO hack. http://www.bloomberg.com/view/articles/2016-06-17/blockchain-company-s-smart-contracts-were-dumb
RT @VitalikButerin: https://www.reddit.com/r/ethereum/comments/4omdlf/to_kickstart_the_building_safer_smart_contracts/ please contribute!
Interesting proposal: pay a bug bounty to #theDAO hacker. How they keep anonymity is unclear. Paid in Bitcoin? https://steemit.com/thedao/@eeks/give-thedao-attacker-a-bounty-a-dao-proposal
RT @zooko: I❤Vitalik “I steadfastly refuse to villify anyone who is taking the opposite side from me on this particular issue.” https://t.c…
RT @ryaneshea: Simple Contracts are Better Contracts: What We Can Learn from the Meltdown of The DAO https://blog.blockstack.org/simple-contracts-are-better-contracts-what-we-can-learn-from-the-dao-6293214bad3a#.5yeqxjaw6
RT @anishmohammed: Smart contracts beyond the age of innocence – Bentham’s Gaze < interesting read #blockchain #dao #ethereum https://t.co…
The are even more small-game fallacies in #theDAO that have not been discovered: http://unenumerated.blogspot.com/2015/05/small-game-fallacies.html @NickSzabo4
RT @harryhalpin: Smart contracts in Ethereum are also a “first world problem.” A local dictator’s police will not really give a damn what i…
RT @BitcoinRat: “Centralizing who can log in & what their credentials are is problematic, dangerous, & susceptible to hacking” Yep https:/…
RT @ygrenzinger: The elements of responsive #organization
RT @2anlive: Cryptoeconomics is still a subset of economics. Dang. https://twitter.com/ChristopherA/status/744132088413097985
RT @WayneVaughan: “Who Pays For The Decentralized Web?” by @WayneVaughan. @muneeb @ChristopherA @gavofyork @IPFSbot https://medium.com/@WayneVaughan/who-pays-for-the-decentralized-web-ec27c7bbece6?source=twitterShare-fa296accd78e-1466253802
RT @MeherRoy: Smart contract technology like steam engines w/o safety valves. 100% sure people gonna lose lives in explosions. https://t.co…
RT @socrates1024: Bug affecting #TheDAO described in commissioned security audit 2015 http://bit.ly/1Pss86r Also See section 5.14 of http…
“Ethereum has…three hard Computer Science problems. It’s unclear if any of them can be solved in a practical sense” https://blog.blockstack.org/the-road-ahead-for-ethereum-b5b090bcd1a
RT @eris_ltd: New on the DB: Fact Patterns, Predictions and Building Decentralized Organizations http://zpr.io/uny7
I’m certain that many agile code practices are antithetical to secure code practices. https://twitter.com/el33th4xor/status/743812235164811264
Replying to @Ultra_Sec and @muneeb
We are working on it initially in #SmartSignatures https://twitter.com/christophera/status/743861942876418048
Replying to @Ultra_Sec and @muneeb
Would ❤️ to—I haven’t spoken to @Rozzie since I sold Lotus our SSLplus security toolkit w/TLS that helped him sell to IBM
Replying to @Ultra_Sec, @muneeb and @rozzie
I would love to have him at #RebootingWebOfTrust 28th-30th in SF http://www.WebOfTrust.info
Agile != secure code design “‘ready, fire, aim’ …can be dangerous when $150 million gets loaded into the chamber.” https://medium.com/@pullnews/understanding-the-dao-hack-for-journalists-2312dd43e993
RT @petertoddbtc: Building Blocks of the State Machine Approach to Consensus
https://petertodd.org/2016/state-machine-consensus-building-blocks
It is worth revisiting @iang_fc’s 7 layer model for financial cryptography http://iang.org/papers/fc7.html
RT @gmcmullen: Constitutional Code & Blockchain Neutrality: Lessons in governance from #TheDAO https://medium.com/ipdb-blog/constitutional-code-blockchain-neutrality-26c8b359e542#.iurek78j0 #ethereum #DAOhack
Interesting thesis paper on using the typed & functional language Idris (in Haskell family) for smart contracts. http://publications.lib.chalmers.se/records/fulltext/234939/234939.pdf
“not clear whether a functional smart contract language is as beneficial as we initially envisioned”
Replying to @petertoddbtc
Thoughts on Conclusion & section 5.1.5?
RT @trentmc0: “The path to self-sovereign identity” by @ChristopherA. Excellent history of id, & ten criteria for identity systems https://…
Quoted in @coindesk along with @petertoddbtc on topic of simpler & more conservative approaches to #SmartContracts http://www.coindesk.com/the-dao-bitcoin-development
What I was specifically talking about in this part of the @Coindesk article is the http://github.com/ParticipatoryOrgs community
“posits that the only path to trustworthy software … is treating all valid or expected inputs as a formal language” http://langsec.org/
I don’t think it will take decades, but I do think it needs a different architecture which will take time. https://twitter.com/balajis/status/745797717809463296
RT @el33th4xor: This. The winning smart contracts will be those that know how to interface with the legal system. https://twitter.com/yminsky/status/745798856932196352
RT @el33th4xor: Slides from my NYC meetup last night on Gaming the DAO are here: https://www.cs.cornell.edu/people/egs/papers/2016-06-21-dao-meetup.pdf
@el33th4xor Do you know about #SmartSignatures, Dex & next #RebootingWebOfTrust on September 38-30 in SF? http://www.WebOfTrust.info
)
I think true secure DAOs less then five years away, @Ultra_Sec — bitcoin’s #SmartContracts are simple but secure $ now. Build small first.
Another article questioning Ethereum’s scripting architecture by @_chjj. Need more discussion about architectures. https://medium.com/@chjj/ethereum-is-the-op-eval-of-cryptocurrency-d6beaa17eb50#.rs2cp1eoq
Rating systems that become misused as reputation systems actually can end up causing more problems than they solve. https://twitter.com/heathervescent/status/746001305160810496
Replying to @heathervescent
You may find this paper on reputation from Nov #RebootingWebOfTrust by @frandallfarmer relevant: https://github.com/WebOfTrustInfo/rebooting-the-web-of-trust/blob/master/topics-and-advance-readings/ReputationAndTheRealWorld.md
Replying to @heathervescent
You may also like my series on Collective Choice which covers some problems with rating systems http://www.lifewithalacrity.com/2005/12/systems_for_col.html
Replying to @el33th4xor
We will be discussing various #SmartSignature choices ranging from extending Bitcoin opcodes, to new secure languages like Dex.
Replying to @Ultra_Sec
Bitcoin Script links: https://en.bitcoin.it/wiki/Script http://davidederosa.com/basic-blockchain-programming/bitcoin-script-language-part-one/ http://www.soroushjp.com/2014/12/20/bitcoin-multisig-the-hard-way-understanding-raw-multisignature-bitcoin-transactions/ & https://www.cs.princeton.edu/~tongbinw/bitcoinIDE/build/editor.html
RT @bitcoincoreorg: PROGRESS REPORT: Segregated Witness, the next steps https://bitcoincore.org/en/2016/06/24/segwit-next-steps/
RT @coindesk: The DAO Shows Blockchain Can’t Code Away Social Problems http://www.coindesk.com/system-problems-social-issues-daos-structure
RT @petertoddbtc: The Ethereum DAO Bailout Needs A Coin Vote
My concern about voting is two-fold. First is privacy/fungibility but the second is the tyranny of the majority. https://twitter.com/petertoddbtc/status/590787938709086208
How a #SmartSignature language like DEX integrated with a blockchain can lead to Fiduciary #SmartContracts… https://twitter.com/petertoddbtc/status/745578894862991360
I am in a filter bubble: #Brexit and #Trump shouldn’t be happening. Our founding fathers fought tyranny of the majority. All bets are off.
RT @petertoddbtc: @ChristopherA That’s my concerns too. I have a good solution for the first; with latter I think disaster is quite possibl…
It would be nice, @petertoddbtc, if @eternitywall joined with @manu & @WayneVaughan for a w3c Chainpoint 2.0 JSON format. Draft coming soon!
I grind my teeth on topic of Slack, as there were better solutions that were too early and now are out of business. https://twitter.com/zooko/status/746416037726294017
I don’t like anything about this idea. The government should be hands off ordinary people’s social networks! https://twitter.com/joebeone/status/746082210621554692
Replying to @petertoddbtc, @eternitywall, @Manu and @WayneVaughan
it is a JSON format for sharing proof of existence information that is blockchain agnostic
RT @palleylaw: “Smart Contracts, Performance and Trust” https://medium.com/@palleylaw/smart-contracts-performance-and-trust-4470792728bb#.rpzkxyuxp
#Brexit #theDAO & #blocksize debates have in common that “relative majority” is near bottom of Spectrum of Consent: http://www.lifewithalacrity.com/2015/09/a-spectrum-of-consent.html
Replying to @zmanian
I’m a particular fan of sortition followed by some form of super majority. Educate random electors, then see if almost consensus.
Interesting thoughts on “decentralization theatre” and “conservation of sovereignty” re: Ethereum & forking https://urbit.org/blog/dao/
Replying to @Alex_Amsel
I’m uncomfortable with Urbit itself, but the post’s point about theatre and sovereignty in governance is relevant.
Replying to @chaiwaala, @petertoddbtc, @eternitywall, @Manu and @WayneVaughan
it optionally allows you to merkle tree with simultaneous requests to blockchain
It does feel that we have some systemic problems with enlightenment era governance not being sufficient for the task https://twitter.com/fredericg/status/747078124446302209
I agree that it is possible by convention & structure to create code that is more imperative & functional oriented… https://twitter.com/gavofyork/status/747139036637192192
…however, I prefer functional languages and toolchains that enforce more these secure approaches to coding samara contracts @gavofyork
I personally don’t believe in the vision of a “JavaScript for Smart Contracts” — fiduciary class security is hard. https://twitter.com/sdlerner/status/747430062287392768
RT @ozlembilis: I just published “Why you should join iOS Dev Camp in July 2016?” https://medium.com/@ozlembilis/why-you-should-join-ios-dev-camp-in-july-2016-9f574b4a7094#.6otom743v @iphonedevcamp
RT @Civicist: In the era of Brexit and Trump, the personalization of media is a growing problem Zuckerberg & co must address https://t.co/S…
I may debate if the word should be ethical rather than moral, but this discussion is increasing relevant to #DAO #AI https://twitter.com/medialab/status/747837066004791296
First draft of “Smarter Signatures: Experiments in Verifications” from #RebootingWebOfTrust available now at https://github.com/WebOfTrustInfo/ID2020DesignWorkshop/blob/master/draft-documents/smarter-signatures.md
Six requirements for #SmartSignatures: Composable, Inspectable, Provable, Deterministic, Bounded & Efficient https://github.com/WebOfTrustInfo/ID2020DesignWorkshop/blob/master/draft-documents/smarter-signatures.md
“Fulfilling these uses and meeting these requirements of smart signatures necessitates the creation of…”
RT @TuurDemeester: From the conclusion of @petertoddbtc’s 30p code review of Bitcoin’s segwit implementation:
https://petertodd.org/2016/segwit-consensus-critical-code-review htt…
RT @dgwbirch: 5,000-year-old pay stub shows that ancient workers were paid in beer http://buff.ly/29l4Hil <- beer and barley were the stan…
Heard at today’s Digital Currency Initiative meetup at MIT on #theDOA : “Autonomous* (*except in the case of soft or hard forks)”
(1/2) “A blockchain is a transparency machine like nothing that has come before it.” … https://twitter.com/sammantic/status/747814375298318336
(2/2) “…Therefore, if you want a blockchain, look for use cases where total transparency is suitable.” — @sammantic
3D printer economics “A water bottle cage costs about $4, …but even a relatively short spool of filament costs $65.” http://www.businessinsider.com/3d-printing-is-dead-heres-why-2016-6
A rebuttal on 3D printing economics “the tech will improve >10x overnight. The hype is dead. Long live 3D printing.” https://medium.com/@tbenst/3d-printing-is-dead-long-live-3d-printing-cb47538675ed#.nzpsjo7on
Some #SmartSignature use cases: multifactor expressions; limited delegation; internal depth; transactional support https://github.com/WebOfTrustInfo/ID2020DesignWorkshop/blob/master/draft-documents/smarter-signatures.md
Examples in #SmartSignatures of internal depth vs external transaction support use cases: https://github.com/WebOfTrustInfo/ID2020DesignWorkshop/blob/master/draft-documents/smarter-signatures.md
RT @ChristopherA: First draft of “Smarter Signatures: Experiments in Verifications” from #RebootingWebOfTrust available now at https://t.co…
Interactive session 1 at #W3C #BlockchainWeb “The Secret Sauce of Collaboration” Top 16 Thoughts #GraphicRecording
Excellent live scribing notes on the #W3C #BlockchainWeb Workshop by @kanzure https://etherpad.w3ctag.org/p/blockchain
Video livecast of plenaries from the #W3C #BlockchainWeb Workshop http://w3c.github.io/workshops/blockchain/feedback/
RT @WayneVaughan: We’re getting started at the @W3C Blockchain Workshop at @medialab.
Replying to @guriahluwalia
A more complete draft of the #SmartSignatures whitepaper from #RebootingWebOfTrust at https://github.com/WebOfTrustInfo/ID2020DesignWorkshop/blob/master/draft-documents/smarter-signatures.md #BlockchainWeb
Wednesday Keynote by Arvind Narayanan @random_walker at #W3C #BlockchainWeb Workshop
Takeaways slide from @random_walker’s keynote “Blockchains, the Web & Standardization” #W3C #BlockchainWeb
Less organized #W3C #BlockchainWeb notes in the IRC channel at http://irc.w3.org/?channels=blockchain
RT @Tierion: Diagramming the @W3C Blockchain Workshop. #blockchainweb
Interactive session 2 at #W3C #BlockchainWeb “Identity” #GraphicRecording
Opening/Introduction (session 0) “Standards for the Open Web” at #W3C #BlockchainWeb #GraphicRecording
The Vermont law to allow legal business records to be blockchain-based Proof of Existence is being discussed at #W3C https://twitter.com/christophera/status/734785916502462465
Interactive session 3 at #W3C #BlockchainWeb “Provenance Part 1: Lightning Talks” #GraphicRecording
RT @Melt_Dem: exactly what many have been pounding the table for - glad to see non-tech issues discussed at #W3C #BlockchainWeb https://t.c…
The #GraphicRecording for this #W3C #BlockchainWeb event is being captured by Sita Magnuson @tinywindow of @_dpict. Thank you!
Interactive session 3 at #W3C #BlockchainWeb “Provenance Part 2: Report Outs” #GraphicRecording
I will be speaking about #SmarterSignatures at the Blockstack meetup tomorrow. https://twitter.com/ryaneshea/status/747859537294680064
Replying to @Abrahadabra_ and @random_walker
A professional graphic recorder on large boards in pen, the scanned on iPhone.
RT @kanzure: Transcript: Smart signatures http://diyhpl.us/wiki/transcripts/w3-blockchain-workshop-2016/smart-signatures/ #blockchainweb @ChristopherA @w3c #bitcoin
RT @kanzure: Transcript: deterministic expressions http://diyhpl.us/wiki/transcripts/w3-blockchain-workshop-2016/petertodd-dex/ #blockchainweb @w3c @petertoddbtc #bitcoin
Excellent transcript of the break out discussion on #SmartSignaures at #W3C #BlockchainWeb https://twitter.com/kanzure/status/748550974193688576
Interactive session 4 at #W3C #BlockchainWeb “Primitives, APIs & Kitchen Sink” #GraphicRecording
Potential future #W3C collaborations after dot voting at end of #BlockchainWeb #GraphicRecording
During #W3C #BlockchainWeb I led a session on Collaboration beginning w/ a random draw of a #GroupWorks card. Mine…
RT @PeterBNichol: W3C #Blockchain highlights at MIT! @medialab @christophera @shepazu #CIO http://www.cio.com/article/3090143/highlights-from-the-w3c-blockchain-workshop-at-mit
RT @petertoddbtc: “proof-of-impotence” @ryaneshea
I’ve admired Raph’s work both as a cryptographer & as an early leader in nanotechnology. Glad to see him back… https://twitter.com/coindesk/status/748697689555075074
“I will seek ways help people doubt and distrust the prestigious, so they can be more open to focusing on outcomes.” http://www.overcomingbias.com/2016/06/against-prestige.html
RT @ryaneshea: @petertoddbtc as much as I’d love to take credit for this the source was actually @JonathanMohan in reference to the destruc…
RT @zooko: The DAO re-entrancy bug was objcap theory’s “Plan Interference” ¹. The tx.origin issue is objcap theory’s “Confused Deputy” ².
RT @halovast: “Why #SmartContracts Fail: Undiscovered bugs and what we can do about them” by Hrishi Olickel https://medium.com/@hrishiolickel/why-smart-contracts-fail-undiscovered-bugs-and-what-we-can-do-about-them-119aa2843007#.ak1ez98g3 #ethere…