Quantum computing is poised to radically impact blockchain technology, posing both risks to existing systems and opportunities for future advancements.Quantum Threats to Bitcoin and EthereumBitcoin and Ethereum rely on elliptic curve cryptography (ECDSA) to secure wallet private keys and validate transactions. Quantum computers, utilizing algorithms like Shor’s algorithm, threaten to break these cryptographic safeguards, enabling the derivation of private keys from public keys. This vulnerabi...