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Brooke Hopkins

08 October 2022 230 Read Bitcoin


Will Bitcoin Be Threatened by the Development of Quantum Computing?

The advent of quantum computing threatens the security of digital currencies like Bitcoin. Quantum computers require vast amounts of computing power, orders of magnitude higher than what is currently available. By the year 2030, quantum computing power will grow dramatically, with the number of qubits increasing from one hundred to more than ten million. As a result, crypto users must stop reusing crypto addresses and store funds in places where they can keep their private keys.

SHA-256 cryptography

If you are an advanced Bitcoin user, you might be concerned about the threat that quantum computers pose to the security of Bitcoin. While it is still theoretical, this is a real risk. A quantum computer would not only have an advantage over an ASIC, but would also be able to represent all possible combinations of numbers on a single quantum bit. It would also be able to represent the missing piece of the Bitcoin puzzle, the 'golden nonce'.

The danger of quantum attacks on cryptographic systems is greater than it is with current quantum computers, which have 100 qubits each. However, researchers believe that this number will rise to ten million qubits within 10 years. This may cause a major security risk for cryptographic systems, and it may even threaten Bitcoin itself. For this reason, it is important for people who use cryptography to avoid reusing their addresses and moving funds into unpublished addresses.

Storage attack

Bitcoin isn't particularly susceptible to quantum computing attacks, but transit and storage attacks are still possible. The former involves breaking through a weak wallet address and hijacking transactions on the blockchain in transit. These attacks, however, would require more than 10 million qubits to be successful. Moreover, a quantum computer with this amount of computing power isn't yet available.

However, there are many ways to protect against such attacks, including securing your wallet with advanced encryption techniques. For starters, you must avoid using the same addresses for multiple transactions. Also, you must avoid moving funds into unpublished addresses.

Transit attack

A transit attack is a type of attack that hijacks a blockchain transaction in transit, which can result in the theft of bitcoin. This attack applies to all transactions, and is most effective when it occurs before the transaction is processed by miners. This window of time is typically a few minutes or less for Bitcoin and Ethereum, respectively.

Transit attacks are relatively simple, but they can be dangerous. Hackers can use billions of qubits to steal large amounts of cryptocurrency. To perform a successful attack, a quantum computer must be used. This technology is still in its infancy, but it represents a significant threat to blockchain technology.