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Topic: Can miners "freeze" bitcoin addresses? - page 2. (Read 1789 times)

legendary
Activity: 1442
Merit: 1186
April 26, 2015, 10:27:47 AM
#10
Miners would be shooting themselves in the foot. They make money from their expensive hardware and operations by selling/trading/hoarding bitcoin. If 50%+ started a blacklist then the value would most certainly plummet and the miners would no longer have a stream of revenue. The system is set up to incentivize everyone to play fair.
hero member
Activity: 812
Merit: 500
April 26, 2015, 10:15:58 AM
#9
Its possible.

Won't happen.
hero member
Activity: 770
Merit: 509
April 26, 2015, 10:06:30 AM
#8
Bitcoin is a self regulating system, which means if you go as far as being able to attack the system, you had to put too much effort for it to be more beneficial than just being a legitimate part of the network.
legendary
Activity: 1274
Merit: 1000
★ BitClave ICO: 15/09/17 ★
April 26, 2015, 09:04:40 AM
#7
It's not about percentage. It's about excluding tx's from "all" tx pools. That's the only way.
 
Even if all of the miners exclude spesific address's tx's then those people can edit their mining pools & tx pools to accept only those tx's to create block. If they're lucky enough they'll create block and their tx's will be on the chain.
sr. member
Activity: 280
Merit: 250
Bro, you need to try http://dadice.com
April 26, 2015, 08:57:02 AM
#6
Every single miner can individually set up the requirements. The miners can skip any transaction that they dont want to confirm. But thats only possible when they found a block and dont want to include the transaction into the block.
legendary
Activity: 1246
Merit: 1011
April 26, 2015, 05:56:54 AM
#5
Is it technically possible for miners to "freeze" certain bitcoin addresses by rejecting all transactions to/from a list of addresses? For example if all (or 50%+) miners agree or are forced to by some new regulation to block any transaction from an address that is known to contain stolen funds. If this is possible, then it would open up for all types of regulations forcing miners to become gatekeepers and blocking "bad" transactions.

Exactly.  Bitcoin can only function correctly should the majority of hashing power remain honest.  In this context, miners following such regulations are dishonest because they do not always build on the longest chain.
legendary
Activity: 1890
Merit: 1086
Ian Knowles - CIYAM Lead Developer
April 26, 2015, 04:39:09 AM
#4
If 50%+ of miners decide to do something, and they have the programming ability, they can make bitcoin into whatever they want.

You mean if miners (mining pools actually) that control >50% of the hashing power decide (i.e. nothing to do with the % of miners as you could have 90% of miners only controlling say 30% of the total hashing power).

Such ideas of "black lists" have been brought up many times before and thankfully they haven't been adopted. If they do get adopted then Bitcoin would have a very big problem with regards to "fungibility".
Vod
legendary
Activity: 3668
Merit: 3010
Licking my boob since 1970
April 26, 2015, 04:35:34 AM
#3
Is it technically possible for miners to "freeze" certain bitcoin addresses by rejecting all transactions to/from a list of addresses? For example if all (or 50%+) miners agree or are forced to by some new regulation to block any transaction from an address that is known to contain stolen funds. If this is possible, then it would open up for all types of regulations forcing miners to become gatekeepers and blocking "bad" transactions.

If 50%+ of miners decide to do something, and they have the programming ability, they can make bitcoin into whatever they want.
sr. member
Activity: 322
Merit: 250
April 26, 2015, 04:28:48 AM
#2
Is it technically possible for miners to "freeze" certain bitcoin addresses by rejecting all transactions to/from a list of addresses? For example if all (or 50%+) miners agree or are forced to by some new regulation to block any transaction from an address that is known to contain stolen funds. If this is possible, then it would open up for all types of regulations forcing miners to become gatekeepers and blocking "bad" transactions.
If this happen, that means bitcoin is going to die.
Why people chosen bitcoin?
Freedom of financial.
newbie
Activity: 9
Merit: 0
April 26, 2015, 04:17:05 AM
#1
Is it technically possible for miners to "freeze" certain bitcoin addresses by rejecting all transactions to/from a list of addresses? For example if all (or 50%+) miners agree or are forced to by some new regulation to block any transaction from an address that is known to contain stolen funds. If this is possible, then it would open up for all types of regulations forcing miners to become gatekeepers and blocking "bad" transactions.
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