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experience of blockchain intern
AkiraMAEGAWA
August 30, 2018
Research
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experience of blockchain intern
AkiraMAEGAWA
August 30, 2018
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Transcript
ϒϩοΫνΣʔϯ։ൃ Πϯλʔϯͷࢹ͔Β Hi-Ether #8
લজ / DMM.com Πϯλʔϯ @arika_nashika ɾDMM >ϚΠχϯάϥϘνʔϜ >εϚʔτίϯτϥΫτνʔϜ Blockchainnͷߦ͘ʹܞΘ͍ͬͯ͘
DMMάϧʔϓ͕ ϒϩοΫνΣʔϯͰऔΓΜͰ͍Δ͜ͱ ϒϩοΫνΣʔϯ։ൃ ϚΠχϯά ҉߸௨՟औҾ
͕͍ࣗͬͯΔ͜ͱ ϒϩοΫνΣʔϯ։ൃ ϚΠχϯά ҉߸௨՟औҾॴ
None
None
εϚʔτίϯτϥΫτνʔϜ։ൃ߹॓ in ܰҪ • 8/22 - 8/24ʹܰҪʹͯ։ൃ߹॓ • UXͷݕূ •
ϑϩϯτΤϯυɺόοΫΤϯυɺίϯτϥΫτɹ ͷ݁߹
None
ࠓޙνʔϜͷօ͞Μͱௐ͍ࠪͨ͜͠ͱ • 99% Fault Tolerance • FFG Casper • EOS
• Plasma
ࠓޙνʔϜͷօ͞Μͱௐ͍ࠪͨ͜͠ͱ • 99% Fault Tolerance Consensus • FFG Casper •
EOS • Plasma • Tendermint
99% Fault Tolerance Consensus • ઌɺvitalik͞Μ͕ But did you know
that if you add even more assumptions, …, you can increase fault tolerance all the way to 99%?
99% Fault Tolerance Consensus • Ұൠʹɺվ͟Μੑʹඞཁͳshare • ಉظωοτϫʔΫ • share:
50% • ඇಉظωοτϫʔΫ • share: 33%
99% Fault Tolerance Consensus • “Add assumption” • Observer •
not actively participating in the consensus • care about its output • to also be actively watching the consensus • not just downloading its output after the fact
• “ϒϩοΫνΣʔϯ ࣗવݱ Ͱ͋Δ”?