Author

Topic: Hash rates and the security of bitcoin (Read 549 times)

newbie
Activity: 43
Merit: 0
June 11, 2013, 12:40:12 PM
#1
How could you estimate what is the highest percentage of current hash rate that could be controlled by one entity?
I've been reading this
https://bitcoil.co.il/Doublespend.pdf
and I was trying to get a realistic idea of how many confirmations it is necessary to wait for.
Looking at the realities and complexity of mounting an attack it seems to me that just one confirmation will suffice in nearly all cases.
Is there a realistic present day scenario where a double spend attack is launched and I lose money because I only waited for one confirmation?
 
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