itu workshop on security aspects of blockchain geneva ... · security for hybrid blockchains itu...

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

“Trust-less”?

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Process

Technology

People

Technology

Trust-less

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ProcessPeople

` 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

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

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?

Thank you.

Steve Wilson

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www.constellationr.com/users/swilson

www.ConstellationR.com

+61 414 488 851

Steve@ConstellationR.com

@steve_lockstep