According to researchers: Quantum computers could capture your Crypto private key in 10 years.steemCreated with Sketch.

in #bitcoin8 years ago

According to researchers, quantum computers are arriving and encryption, including the type used to support cryptocurrencies, including bitcoin, is in trouble. This statement calls the attention of investors globally, it is a mystery to elucidate.

In a document, promulgated, the following is observed That is according to the researchers of the National University of Singapore and their colleagues who have estimated how soon the computers appear, could break the security of bitcoin. Based on the most aggressive estimates for the advancement of quantum computing, private keys could be cracked as early as 2027. Time is short and concerns grow at an accelerated pace.

As is known, Bitcoin encryption is now guaranteed by the difficulty of deciphering its code using conventional computers that exist today, but quantum computers can theoretically work much faster because they are not forced to work with bits (values ​​that are 0 or 1 ). Quantum computers use qubits, which exploit the very strange ways in which subatomic particles behave to contain more values ​​(or even two values ​​at a time).

As reported for the first time on the MIT Technology Review site, researchers investigated the application of quantum computers against mining groups and the use of machines to attack private keys. The miners will be safe longer than the wallets, the researchers say.

Therefore, the transactions will have to be rewritten. The biggest danger for bitcoin users will come when the transactions have been transmitted to the network but have not yet been processed, says the document of this University.

In this space of time or in the course of the process, an attacker with a quantum computer is likely to be able to change the transaction before the legitimate pass, is what the investigators found.

Transactions established or already processed will remain secure, at least for a time. It is even unlikely that a computer with a paradigm shift can change the book after several blocks have been processed.

Therefore, if private keys are compromised, they are not just bad news for the cryptocurrency. I would expose anything else that uses public-private key encryption, such as messaging applications, SSL certificates, and data storage.

But there is a probability, or Glint of hope. As the researchers recognize, this finding is true as long as there are no changes in the way private keys are created, which can be rewriting the keys. This group says the following: "Many presumably safe signature schemes with a quantum public key have been proposed in the literature."

However, your discussion does not endorse or completely rule out any of the proposals.

Do not forget the following, this summer, researchers from the University of Pennsylvania also proposed ways in which more robust private keys could hinder these new machines. And, as argued, quantum computers can also develop much more slowly than researchers have modeled or enacted.

In summary, when reading this news the uncertainty increases, the important thing is to consider that innovation can solve this type of problems, while this happens the Blockchain-Bitcoin technology follows its course. It waits for new announcements.

Reference: coindesk.com

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