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Topic: the risk of blockchain - page 2. (Read 246 times)

legendary
Activity: 4466
Merit: 3391
July 07, 2018, 12:30:31 PM
#5
correct me if im wrong base on what i have read...blockchain connects one thing to another...my question is what if it was hacked or it was bugged? do all the informations were safe or will it be sustained?

Cryptography, which is just math, is used to prove the validity of a block chain. It can't be hacked or bugged unless the cryptography is broken.
member
Activity: 266
Merit: 32
July 07, 2018, 11:44:28 AM
#4
Mastercard to start anonymous transactions on blockchain

Mastercard won a patent for anonymous transactions based on Blockchain. The new Mastercard patent describes a system that facilitates anonymous transactions through a block system. According to Mastercard, the transparent nature of transactions with blocking is an obstacle to adopting this technology for daily payments. Personally for here there will be no transparency. On the contrary, "you are in the rhythm of dance - you do not have to go anywhere" Mastercard actively cooperates with the states. Now the entire transaction will remain in life in the blockchain.

https://www.ccn.com

Blockchain seems to be very safe and secured technology
newbie
Activity: 154
Merit: 0
July 07, 2018, 11:34:45 AM
#3
It is this difference that makes blockchain technology so useful – It represents an innovation in information registration and distribution that eliminates the need for a trusted party to facilitate digital relationships.

Yet, blockchain technology, for all its merits, is not a new technology.
sr. member
Activity: 574
Merit: 296
Bitcoin isn't a bubble. It's the pin!
July 07, 2018, 11:24:27 AM
#2
correct me if im wrong base on what i have read...blockchain connects one thing to another...my question is what if it was hacked or it was bugged? do all the informations were safe or will it be sustained?

Blockchain systems are unhackable (so far). We know this because Bitcoin is worth Billions of dollars and has been attacked by the most sophisticated hackers over the course of the last 9 years. Nothing has happened yet and bitcoin has been running just fine 24/7/365. As far as bugs are concerned, Bitcoin has bugs currently and has had them in the past. There was a leveldb bug many years back. In the event of a major bug in the network, the network can be hard-forked to resolve the bug. This should only take place though if it is a very, very serious issue. A perfect example of a more recent bug in Bitcoin was a bug known as transaction malleability. The recent Segwit soft fork actually resolved this bug and the network experienced 0 interruptions during this upgrade. From a computer science point of view, that is simply amazing.
newbie
Activity: 34
Merit: 0
July 07, 2018, 11:05:02 AM
#1
correct me if im wrong base on what i have read...blockchain connects one thing to another...my question is what if it was hacked or it was bugged? do all the informations were safe or will it be sustained?
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