itu workshop on security aspects of blockchain geneva ... · security for hybrid blockchains itu...
TRANSCRIPT
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Security for Hybrid Blockchains
ITU workshop on "Security Aspects of Blockchain"
Geneva, Switzerland.
21 MARCH 2017
STEVE WI LSON
VI CE PRES I DENT AND PRI NCI PAL ANALYST
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November 2008
An obscure paper appeared
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Blockchain 1.0
Consensus Algorithm
?
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Consensus Algorithm
Blockchain 1.0
• Trust-less • Permission-less• “Anonymous”• Transparent • Decentralized
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“Trust-less”?
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Process
Technology
People
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Technology
Trust-less
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ProcessPeople
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` 7
Global Network
Consensus Process
“Proof of Work” Algorithm
Distributed Ledger
Blockchain 1.0 vs Reality
• Consensus as to what? • Confidentiality • Authority structures• Blockchain expertise
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Blockchain 3.0
• People & Process are inherent • Permissioned• Administered• Distributed but concentrated• Trusted hosting• Encryption & Key Mgt*
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Concentrated Resources
Consensus Process
Other algorithms
Distributed Ledger
Permissions
Encryption
Admin
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Only the beginning
From public blockchain to private DLTsWhat problems are we trying to solve?
Powerful consortia & services emergingWhen’s the right time for standards?
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What’s really going to change the world?
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Thank you.
Steve Wilson
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www.constellationr.com/users/swilson
www.ConstellationR.com
+61 414 488 851
@steve_lockstep