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How blockchain technology can help build a transparent future | Diana Biggs | TEDxEastEnd


in 2015 alone over 120 billion dollars

in 2015 alone over 120 billion dollars worth of diamonds were exported around

worth of diamonds were exported around

worth of diamonds were exported around the world and to manage the massive

the world and to manage the massive

the world and to manage the massive value of these tiny stones the industry

value of these tiny stones the industry

value of these tiny stones the industry relies on paper certificates and

relies on paper certificates and

relies on paper certificates and receipts which can be easily lost or

receipts which can be easily lost or

receipts which can be easily lost or tampered with in an industry with a real

tampered with in an industry with a real

tampered with in an industry with a real risk of fraud and a history of human

risk of fraud and a history of human

risk of fraud and a history of human rights abuse understanding the origin

rights abuse understanding the origin

rights abuse understanding the origin and authenticity of diamonds is

and authenticity of diamonds is

and authenticity of diamonds is paramount a system to do that being

paramount a system to do that being

paramount a system to do that being developed by technologists right here in

developed by technologists right here in

developed by technologists right here in London is one example of the innovations

London is one example of the innovations

London is one example of the innovations being created using the technology

being created using the technology

being created using the technology behind Bitcoin now some of you may know

behind Bitcoin now some of you may know

behind Bitcoin now some of you may know bitcoin as a digital currency used for

bitcoin as a digital currency used for

bitcoin as a digital currency used for trading or maybe you’ve heard it’s been

trading or maybe you’ve heard it’s been

trading or maybe you’ve heard it’s been used to purchase illicit goods on the

used to purchase illicit goods on the

used to purchase illicit goods on the dark web in exploring emerging

dark web in exploring emerging

dark web in exploring emerging technologies one of my favorite aspects

technologies one of my favorite aspects

technologies one of my favorite aspects is when I get to look at how technology

is when I get to look at how technology

is when I get to look at how technology can be used to benefit society and while

can be used to benefit society and while

can be used to benefit society and while bitcoin as a digital currency is really

bitcoin as a digital currency is really

bitcoin as a digital currency is really interesting the applications of its core

interesting the applications of its core

interesting the applications of its core technology extend much further so in

technology extend much further so in

technology extend much further so in exploring the benefits I’d like to talk

exploring the benefits I’d like to talk

exploring the benefits I’d like to talk to you about the technology underlying

to you about the technology underlying

to you about the technology underlying Bitcoin blockchain this technology may

Bitcoin blockchain this technology may

Bitcoin blockchain this technology may not only change how we transfer value

not only change how we transfer value

not only change how we transfer value but could dramatically shift our systems

but could dramatically shift our systems

but could dramatically shift our systems of trade identity and governance and one

of trade identity and governance and one

of trade identity and governance and one of the aspects that’s most interesting

of the aspects that’s most interesting

of the aspects that’s most interesting is how it can make these systems more

is how it can make these systems more

is how it can make these systems more transparent

transparent

transparent blockchain systems are often considered

blockchain systems are often considered

blockchain systems are often considered technical and complicated to explain so

technical and complicated to explain so

technical and complicated to explain so to try to broadly explain the concept

to try to broadly explain the concept

to try to broadly explain the concept here I’d like to talk to you about

here I’d like to talk to you about

here I’d like to talk to you about marbles so imagine all of us here trades

marbles so imagine all of us here trades

marbles so imagine all of us here trades marbles but in our marble trading world

marbles but in our marble trading world

marbles but in our marble trading world we’re starting to see a few issues some

we’re starting to see a few issues some

we’re starting to see a few issues some people have been trading and stealing

people have been trading and stealing

people have been trading and stealing other people’s marbles some people have

other people’s marbles some people have

other people’s marbles some people have been trying to trade the same marble to

been trying to trade the same marble to

been trying to trade the same marble to two people so we decided to resolve

two people so we decided to resolve

two people so we decided to resolve these kinds of disputes we need a type

these kinds of disputes we need a type

these kinds of disputes we need a type of system so we went to the traditional

of system so we went to the traditional

of system so we went to the traditional systems we asked our friend Tommy if he

systems we asked our friend Tommy if he

systems we asked our friend Tommy if he can keep track and keep a ledger of

can keep track and keep a ledger of

can keep track and keep a ledger of those transactions suddenly Tommy finds

those transactions suddenly Tommy finds

those transactions suddenly Tommy finds that people have been offering him

that people have been offering him

that people have been offering him bribes to change that database or

bribes to change that database or

bribes to change that database or they’re trying to hack into his computer

they’re trying to hack into his computer

they’re trying to hack into his computer and also Tommy’s only human so sometimes

and also Tommy’s only human so sometimes

and also Tommy’s only human so sometimes he just makes mistakes so we decide that

he just makes mistakes so we decide that

he just makes mistakes so we decide that together we need to come up with a new

together we need to come up with a new

together we need to come up with a new system and we each start taking note of

system and we each start taking note of

system and we each start taking note of every trade once a minute we fill a page

every trade once a minute we fill a page

every trade once a minute we fill a page send what we think has happened to

send what we think has happened to

send what we think has happened to everyone else and as a group we agree

everyone else and as a group we agree

everyone else and as a group we agree what trades took place we continue to do

what trades took place we continue to do

what trades took place we continue to do this minute after minute noting and

this minute after minute noting and

this minute after minute noting and agreeing these trades gradually building

agreeing these trades gradually building

agreeing these trades gradually building up a shared record book where we know

up a shared record book where we know

up a shared record book where we know the data recorded is what should be

the data recorded is what should be

the data recorded is what should be there this record book shows every

there this record book shows every

there this record book shows every transaction that has ever happened in

transaction that has ever happened in

transaction that has ever happened in chronological order and we each hold an

chronological order and we each hold an

chronological order and we each hold an exact copy of it because of the way the

exact copy of it because of the way the

exact copy of it because of the way the pages are bound together trying to go

pages are bound together trying to go

pages are bound together trying to go back and change past trades would be

back and change past trades would be

back and change past trades would be practically impossible and because we

practically impossible and because we

practically impossible and because we each hold a copy of it we would know if

each hold a copy of it we would know if

each hold a copy of it we would know if something went wrong this shared record

something went wrong this shared record

something went wrong this shared record book is essentially a blockchain a

book is essentially a blockchain a

book is essentially a blockchain a blockchain is a distributed immutable

blockchain is a distributed immutable

blockchain is a distributed immutable ledger or record of transactions

ledger or record of transactions

ledger or record of transactions distributed means that it’s shared and

distributed means that it’s shared and

distributed means that it’s shared and stored in multiple locations removing a

stored in multiple locations removing a

stored in multiple locations removing a single point of failure and providing

single point of failure and providing

single point of failure and providing visibility across multiple participants

visibility across multiple participants

visibility across multiple participants immutable means that it’s near

immutable means that it’s near

immutable means that it’s near impossible to go back and change the

impossible to go back and change the

impossible to go back and change the past records once they have been agreed

past records once they have been agreed

past records once they have been agreed by the

by the

by the and secured using cryptography from

and secured using cryptography from

and secured using cryptography from there there’s a number of different ways

there there’s a number of different ways

there there’s a number of different ways that you can design blockchain systems

that you can design blockchain systems

that you can design blockchain systems they can be public meaning the ledger is

they can be public meaning the ledger is

they can be public meaning the ledger is openly available for anyone to view

openly available for anyone to view

openly available for anyone to view online or private visible only to

online or private visible only to

online or private visible only to certain participants there can be

certain participants there can be

certain participants there can be different ways of achieving consensus or

different ways of achieving consensus or

different ways of achieving consensus or agreeing how trades get added to the

agreeing how trades get added to the

agreeing how trades get added to the record book and some systems like

record book and some systems like

record book and some systems like Bitcoin are decentralized meaning

Bitcoin are decentralized meaning

Bitcoin are decentralized meaning there’s no single owner or controller of

there’s no single owner or controller of

there’s no single owner or controller of the ledger now to put it very simply a

the ledger now to put it very simply a

the ledger now to put it very simply a blockchain is essentially a shared

blockchain is essentially a shared

blockchain is essentially a shared database I realize this may not sound

database I realize this may not sound

database I realize this may not sound revolutionary at first but it’s a new

revolutionary at first but it’s a new

revolutionary at first but it’s a new type of shared database one which allows

type of shared database one which allows

type of shared database one which allows us to link data together in a provable

us to link data together in a provable

us to link data together in a provable way by its design blockchain technology

way by its design blockchain technology

way by its design blockchain technology means no longer having to blindly trust

means no longer having to blindly trust

means no longer having to blindly trust third parties instead they’re replaced

third parties instead they’re replaced

third parties instead they’re replaced by mathematics and shared software

by mathematics and shared software

by mathematics and shared software blockchain technology can remove the

blockchain technology can remove the

blockchain technology can remove the middlemen it enables the sharing of

middlemen it enables the sharing of

middlemen it enables the sharing of information in a secure way and it

information in a secure way and it

information in a secure way and it provides a single point of truth but

provides a single point of truth but

provides a single point of truth but without having to rely on a single

without having to rely on a single

without having to rely on a single entity to ensure that truth considering

entity to ensure that truth considering

entity to ensure that truth considering we’re living in a post truth world

we’re living in a post truth world

we’re living in a post truth world having a verifiable source of truth

having a verifiable source of truth

having a verifiable source of truth which isn’t controlled by any one party

which isn’t controlled by any one party

which isn’t controlled by any one party could be extremely important when I

could be extremely important when I

could be extremely important when I started to immerse myself in the

started to immerse myself in the

started to immerse myself in the blockchain space I had a sense of deja

blockchain space I had a sense of deja

blockchain space I had a sense of deja vu it brought me back to the early 90s

vu it brought me back to the early 90s

vu it brought me back to the early 90s when I started using the internet not

when I started using the internet not

when I started using the internet not yet user-friendly and mainly frequented

yet user-friendly and mainly frequented

yet user-friendly and mainly frequented by a mix of academics and nerds but we

by a mix of academics and nerds but we

by a mix of academics and nerds but we were also a growing community who shared

were also a growing community who shared

were also a growing community who shared a common belief that this technology

a common belief that this technology

a common belief that this technology though not yet well understood by

though not yet well understood by

though not yet well understood by everyone should be open and accessible

everyone should be open and accessible

everyone should be open and accessible to all blockchain share similar

to all blockchain share similar

to all blockchain share similar ideological underpinnings built around

ideological underpinnings built around

ideological underpinnings built around the desire to give individuals back

the desire to give individuals back

the desire to give individuals back control in the first instance to free

control in the first instance to free

control in the first instance to free themselves from having to trust the

themselves from having to trust the

themselves from having to trust the banks and governments who have

banks and governments who have

banks and governments who have repeatedly breached that trust

repeatedly breached that trust

repeatedly breached that trust the recent example of the global

the recent example of the global

the recent example of the global financial crisis coincided and many

financial crisis coincided and many

financial crisis coincided and many think not coincidentally with the launch

think not coincidentally with the launch

think not coincidentally with the launch of Bitcoin in 2009 blockchain technology

of Bitcoin in 2009 blockchain technology

of Bitcoin in 2009 blockchain technology not only puts more power back in the

not only puts more power back in the

not only puts more power back in the hands of individuals but by design it

hands of individuals but by design it

hands of individuals but by design it provides unprecedented opportunity for

provides unprecedented opportunity for

provides unprecedented opportunity for transparency now why is this important

transparency now why is this important

transparency now why is this important transparency and freedom of information

transparency and freedom of information

transparency and freedom of information are increasingly being recognized as a

are increasingly being recognized as a

are increasingly being recognized as a human right they address this imbalance

human right they address this imbalance

human right they address this imbalance of power in which we have access to very

of power in which we have access to very

of power in which we have access to very little information about governments or

little information about governments or

little information about governments or corporations but thanks to our

corporations but thanks to our

corporations but thanks to our dependency on our mobile phones we hand

dependency on our mobile phones we hand

dependency on our mobile phones we hand them over whether we know it or not and

them over whether we know it or not and

them over whether we know it or not and completely free of charge

completely free of charge

completely free of charge nearly every data point in our daily

nearly every data point in our daily

nearly every data point in our daily lives transparency allows us to hold

lives transparency allows us to hold

lives transparency allows us to hold these governments and corporations to

these governments and corporations to

these governments and corporations to account and helps to expose corruption

account and helps to expose corruption

account and helps to expose corruption an issue which cost the global economy

an issue which cost the global economy

an issue which cost the global economy as much as two trillion dollars every

as much as two trillion dollars every

as much as two trillion dollars every year and undermines our trust in our

year and undermines our trust in our

year and undermines our trust in our political and economic systems and

political and economic systems and

political and economic systems and institutions blockchain technology was

institutions blockchain technology was

institutions blockchain technology was born out of this lack of trust and it’s

born out of this lack of trust and it’s

born out of this lack of trust and it’s a tool for this transparency let me

a tool for this transparency let me

a tool for this transparency let me share three examples of how blockchain

share three examples of how blockchain

share three examples of how blockchain technology is being used to create a

technology is being used to create a

technology is being used to create a more transparent and therefore more just

more transparent and therefore more just

more transparent and therefore more just informed and empowered society the

informed and empowered society the

informed and empowered society the world’s population is reaching seven and

world’s population is reaching seven and

world’s population is reaching seven and a half billion making land and

a half billion making land and

a half billion making land and increasingly scarce and precious

increasingly scarce and precious

increasingly scarce and precious commodity and an increasing target for

commodity and an increasing target for

commodity and an increasing target for corruption records of ownership which

corruption records of ownership which

corruption records of ownership which are immutable and audible could not only

are immutable and audible could not only

are immutable and audible could not only be used as a tool against this but could

be used as a tool against this but could

be used as a tool against this but could unlock trapped economic opportunity

unlock trapped economic opportunity

unlock trapped economic opportunity initiatives in countries including

initiatives in countries including

initiatives in countries including Georgia Sweden Ghana in the u.s. are

Georgia Sweden Ghana in the u.s. are

Georgia Sweden Ghana in the u.s. are exploring how blockchain based systems

exploring how blockchain based systems

exploring how blockchain based systems could be used to enhance land tidal

could be used to enhance land tidal

could be used to enhance land tidal registries this could help to ensure

registries this could help to ensure

registries this could help to ensure that land remains with its rightful

that land remains with its rightful

that land remains with its rightful owner

another area our supply chains the

another area our supply chains the authenticity norwich another goods we

authenticity norwich another goods we

authenticity norwich another goods we buy helps determine their value their

buy helps determine their value their

buy helps determine their value their quality even their safety from diamonds

quality even their safety from diamonds

quality even their safety from diamonds to artwork to consumer goods

to artwork to consumer goods

to artwork to consumer goods technologists are exploring how

technologists are exploring how

technologists are exploring how blockchain based systems could be used

blockchain based systems could be used

blockchain based systems could be used to trace product journeys one of these

to trace product journeys one of these

to trace product journeys one of these startups is Providence and they’ve built

startups is Providence and they’ve built

startups is Providence and they’ve built a platform that allows brands and

a platform that allows brands and

a platform that allows brands and industries such as food and drink

industries such as food and drink

industries such as food and drink fashion and cosmetics to track products

fashion and cosmetics to track products

fashion and cosmetics to track products along with supply chain providing

along with supply chain providing

along with supply chain providing consumers with verifiable information

consumers with verifiable information

consumers with verifiable information about products history and creation not

about products history and creation not

about products history and creation not only this has helped us as consumers

only this has helped us as consumers

only this has helped us as consumers make more informed choices about what we

make more informed choices about what we

make more informed choices about what we buy it creates a network of real-time

buy it creates a network of real-time

buy it creates a network of real-time data which allows to Pritchett to

data which allows to Pritchett to

data which allows to Pritchett to prevent fraud contamination and other

prevent fraud contamination and other

prevent fraud contamination and other supply chain risks a third area where

supply chain risks a third area where

supply chain risks a third area where blockchain technology is being explored

blockchain technology is being explored

blockchain technology is being explored to provide transparency is voting

to provide transparency is voting

to provide transparency is voting securities exchanges are looking into

securities exchanges are looking into

securities exchanges are looking into how blockchain based systems can be used

how blockchain based systems can be used

how blockchain based systems can be used in voting platforms allowing

in voting platforms allowing

in voting platforms allowing shareholders to observe and participate

shareholders to observe and participate

shareholders to observe and participate in annual meetings and various groups

in annual meetings and various groups

in annual meetings and various groups around the world are looking at how

around the world are looking at how

around the world are looking at how blockchain systems can be used for

blockchain systems can be used for

blockchain systems can be used for elections helping to enable audits and

elections helping to enable audits and

elections helping to enable audits and reduce fraud of course the voting

reduce fraud of course the voting

reduce fraud of course the voting example also calls to mind some of the

example also calls to mind some of the

example also calls to mind some of the potential risks here specifically for

potential risks here specifically for

potential risks here specifically for voter privacy demanding transparency

voter privacy demanding transparency

voter privacy demanding transparency from our systems and institutions should

from our systems and institutions should

from our systems and institutions should in no way conflict with our right for

in no way conflict with our right for

in no way conflict with our right for privacy as individuals so in designing

privacy as individuals so in designing

privacy as individuals so in designing these types of systems privacy security

these types of systems privacy security

these types of systems privacy security and system integrity become extremely

and system integrity become extremely

and system integrity become extremely important now some of you may be

important now some of you may be

important now some of you may be thinking I hear about blockchain all the

thinking I hear about blockchain all the

thinking I hear about blockchain all the time everybody wants a blockchain

time everybody wants a blockchain

time everybody wants a blockchain everybody has a blockchain they’re

everybody has a blockchain they’re

everybody has a blockchain they’re definitely coming we just need to wait

definitely coming we just need to wait

definitely coming we just need to wait for them right well clearly I’m gonna

for them right well clearly I’m gonna

for them right well clearly I’m gonna say yes and today change is usually

say yes and today change is usually

say yes and today change is usually happening faster than most people expect

happening faster than most people expect

happening faster than most people expect but blockchain technology is still early

but blockchain technology is still early

but blockchain technology is still early stage and there’s still a lot to learn

stage and there’s still a lot to learn

stage and there’s still a lot to learn about it

about it

about it potential applications in addition to

potential applications in addition to

potential applications in addition to the opportunities that I’ve mentioned

the opportunities that I’ve mentioned

the opportunities that I’ve mentioned there’s also challenges like scalability

there’s also challenges like scalability

there’s also challenges like scalability interoperability and as mentioned

interoperability and as mentioned

interoperability and as mentioned privacy and confidentiality so together

privacy and confidentiality so together

privacy and confidentiality so together with the potential benefits we’re

with the potential benefits we’re

with the potential benefits we’re working on understanding the potential

working on understanding the potential

working on understanding the potential risks and also different systems will of

risks and also different systems will of

risks and also different systems will of course have different design priorities

course have different design priorities

course have different design priorities not all of which are going to include

not all of which are going to include

not all of which are going to include transparency to date much of the focus

transparency to date much of the focus

transparency to date much of the focus in the space has been on the use of

in the space has been on the use of

in the space has been on the use of blockchain technology in the financial

blockchain technology in the financial

blockchain technology in the financial sector achieving the necessary

sector achieving the necessary

sector achieving the necessary cooperation for a successful blockchain

cooperation for a successful blockchain

cooperation for a successful blockchain integration in financial services is an

integration in financial services is an

integration in financial services is an impressive first step and the

impressive first step and the

impressive first step and the opportunity to bring transparency to

opportunity to bring transparency to

opportunity to bring transparency to financial services is incredibly

financial services is incredibly

financial services is incredibly exciting naturally it’s also very

exciting naturally it’s also very

exciting naturally it’s also very complex for market and regulatory

complex for market and regulatory

complex for market and regulatory reasons maybe it’s also just that today

reasons maybe it’s also just that today

reasons maybe it’s also just that today siloed systems lack of transparency and

siloed systems lack of transparency and

siloed systems lack of transparency and therefore lack of power of the

therefore lack of power of the

therefore lack of power of the individual is our status quo in

individual is our status quo in

individual is our status quo in technologies like blockchain technology

technologies like blockchain technology

technologies like blockchain technology are providing us with the opportunity to

are providing us with the opportunity to

are providing us with the opportunity to challenge the status quo it’s allowing

challenge the status quo it’s allowing

challenge the status quo it’s allowing us to prove transparency it’s changing

us to prove transparency it’s changing

us to prove transparency it’s changing how we think about data ownership and

how we think about data ownership and

how we think about data ownership and control and born of an open-source

control and born of an open-source

control and born of an open-source project it’s an example of the important

project it’s an example of the important

project it’s an example of the important advancements which come from open

advancements which come from open

advancements which come from open innovation now just as with the internet

innovation now just as with the internet

innovation now just as with the internet ensuring proper governance incentives

ensuring proper governance incentives

ensuring proper governance incentives and a commitment to openness are key it

and a commitment to openness are key it

and a commitment to openness are key it might be really hard to imagine today

might be really hard to imagine today

might be really hard to imagine today but the internet would be a very

but the internet would be a very

but the internet would be a very different and arguably much less useful

different and arguably much less useful

different and arguably much less useful tool had it remained a collection of

tool had it remained a collection of

tool had it remained a collection of intranets closed off to the diversity

intranets closed off to the diversity

intranets closed off to the diversity and freedom of expression we see today

blockchain technology open systems and

blockchain technology open systems and transparency can bring enormous benefits

transparency can bring enormous benefits

transparency can bring enormous benefits to markets to science to democracy it’s

to markets to science to democracy it’s

to markets to science to democracy it’s up to us as citizens and consumers to

up to us as citizens and consumers to

up to us as citizens and consumers to demand this type of transparency in

demand this type of transparency in

demand this type of transparency in order to provide the incentives for

order to provide the incentives for

order to provide the incentives for these systems to exist we must also

these systems to exist we must also

these systems to exist we must also participate consensus based trust means

participate consensus based trust means

participate consensus based trust means that stakeholders need to help to run

that stakeholders need to help to run

that stakeholders need to help to run the systems so we need to align our

the systems so we need to align our

the systems so we need to align our incentives and engage and as

incentives and engage and as

incentives and engage and as technologists we need to understand the

technologists we need to understand the

technologists we need to understand the implications that the technology we

implications that the technology we

implications that the technology we build can have on humanity and we should

build can have on humanity and we should

build can have on humanity and we should enable systems which benefit us all not

enable systems which benefit us all not

enable systems which benefit us all not just the few blockchain technology may

just the few blockchain technology may

just the few blockchain technology may serve as a powerful tool for opening

serve as a powerful tool for opening

serve as a powerful tool for opening access to information for empowering

access to information for empowering

access to information for empowering individuals and for automating trust in

individuals and for automating trust in

individuals and for automating trust in these early days as blockchain

these early days as blockchain

these early days as blockchain technology begins to embed the financial

technology begins to embed the financial

technology begins to embed the financial institutional and cultural systems of

institutional and cultural systems of

institutional and cultural systems of our society let’s take this opportunity

our society let’s take this opportunity

our society let’s take this opportunity to make those systems be more open

to make those systems be more open

to make those systems be more open inclusive and transparent thank you

inclusive and transparent thank you

inclusive and transparent thank you [Applause]

”

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