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NewsCorporate execs are obsessed with blockchain because they can’t afford to ignore it anymore Pin
Kent Sharkey15-Nov-17 12:01
staffKent Sharkey15-Nov-17 12:01 
GeneralRe: Corporate execs are obsessed with blockchain because they can’t afford to ignore it anymore Pin
Jeremy Falcon15-Nov-17 12:28
professionalJeremy Falcon15-Nov-17 12:28 
GeneralRe: Corporate execs are obsessed with blockchain because they can’t afford to ignore it anymore Pin
Dave Kreskowiak15-Nov-17 13:25
mveDave Kreskowiak15-Nov-17 13:25 
GeneralRe: Corporate execs are obsessed with blockchain because they can’t afford to ignore it anymore Pin
Jeremy Falcon15-Nov-17 13:40
professionalJeremy Falcon15-Nov-17 13:40 
GeneralRe: Corporate execs are obsessed with blockchain because they can’t afford to ignore it anymore Pin
Joe Woodbury15-Nov-17 17:14
professionalJoe Woodbury15-Nov-17 17:14 
GeneralRe: Corporate execs are obsessed with blockchain because they can’t afford to ignore it anymore Pin
Randor 16-Nov-17 0:16
professional Randor 16-Nov-17 0:16 
GeneralRe: Corporate execs are obsessed with blockchain because they can’t afford to ignore it anymore Pin
Joe Woodbury16-Nov-17 5:20
professionalJoe Woodbury16-Nov-17 5:20 
GeneralRe: Corporate execs are obsessed with blockchain because they can’t afford to ignore it anymore Pin
Randor 16-Nov-17 6:17
professional Randor 16-Nov-17 6:17 
Hi,

Joe Woodbury wrote:
A hundred years from now ALL encryption today will have long been broken as will have ALL current blockchains


Keep in mind that blockchains do not need to be financially related. It has many other real world applications for protecting information outside of digital currency.

For distributed blockchain databases it actually doesn't really matter if the algorithm is weak. With most implementations of blockchain-based data storage each new entry contains information derived from all previous records/transactions. So if you have millions of records and attempt to change 1 entry... you would need to change every data record created after your target.

So using the examples I gave in my previous post.. you would need to change each and every SQL record since 2004 to edit a single 'Joe Woodbury' codeproject post from long ago... if we were using blockchain based storage here on the codeproject.

Of course nobody really cares if someone edits your old codeproject posts... but what about financial records? I can think of many other examples where data should have a high level of integrity.

Best Wishes,
-David Delaune
GeneralRe: Corporate execs are obsessed with blockchain because they can’t afford to ignore it anymore Pin
Jörgen Andersson16-Nov-17 8:18
professionalJörgen Andersson16-Nov-17 8:18 
GeneralRe: Corporate execs are obsessed with blockchain because they can’t afford to ignore it anymore Pin
Joe Woodbury16-Nov-17 8:27
professionalJoe Woodbury16-Nov-17 8:27 
NewsConsiderate Pair Programming - Part 1 Pin
Kent Sharkey15-Nov-17 12:01
staffKent Sharkey15-Nov-17 12:01 
GeneralRe: Considerate Pair Programming - Part 1 Pin
PIEBALDconsult15-Nov-17 18:31
mvePIEBALDconsult15-Nov-17 18:31 
GeneralRe: Considerate Pair Programming - Part 1 Pin
Maximilien16-Nov-17 3:48
Maximilien16-Nov-17 3:48 
NewsDeveloper value goes far beyond coding Pin
Kent Sharkey15-Nov-17 12:01
staffKent Sharkey15-Nov-17 12:01 
GeneralRe: Developer value goes far beyond coding Pin
Marc Clifton15-Nov-17 14:03
mvaMarc Clifton15-Nov-17 14:03 
GeneralRe: Developer value goes far beyond coding Pin
Joe Woodbury15-Nov-17 17:16
professionalJoe Woodbury15-Nov-17 17:16 
NewsBrain implant tested in human patients found to improve memory recall Pin
Kent Sharkey15-Nov-17 10:31
staffKent Sharkey15-Nov-17 10:31 
GeneralRe: Brain implant tested in human patients found to improve memory recall Pin
Dan Neely16-Nov-17 3:00
Dan Neely16-Nov-17 3:00 
GeneralRe: Brain implant tested in human patients found to improve memory recall Pin
Marc Clifton16-Nov-17 9:18
mvaMarc Clifton16-Nov-17 9:18 
NewsSchneier: It's time to regulate IoT to improve cyber-security Pin
Kent Sharkey15-Nov-17 10:31
staffKent Sharkey15-Nov-17 10:31 
NewsWorried about robots taking your job? Learn spreadsheets Pin
Kent Sharkey15-Nov-17 10:31
staffKent Sharkey15-Nov-17 10:31 
NewsWelcome to C# 7.2 and Span Pin
Kent Sharkey15-Nov-17 9:01
staffKent Sharkey15-Nov-17 9:01 
GeneralRe: Welcome to C# 7.2 and Span Pin
Marc Clifton15-Nov-17 14:06
mvaMarc Clifton15-Nov-17 14:06 
GeneralRe: Welcome to C# 7.2 and Span Pin
Nathan Minier16-Nov-17 1:41
professionalNathan Minier16-Nov-17 1:41 
GeneralRe: Welcome to C# 7.2 and Span Pin
Dan Neely16-Nov-17 3:01
Dan Neely16-Nov-17 3:01 

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