Quantum computer breaks 15-bit elliptic curve cryptographic key
Quantum computing has demonstrated a breakthrough by cracking a 15-bit elliptic curve cryptographic key, raising concerns about blockchain security. While this represents progress in quantum computing, the key size remains far below what protects actual cryptocurrencies today. Bitcoin and Ethereum use 256-bit keys, making them currently safe. However, this development accelerates discussions around quantum-resistant cryptography adoption for long-term asset protection.
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Researcher breaks 15-bit elliptic curve key in ‘largest quantum attack,’ wins 1 bitcoin bounty from Project Eleven
Independent researcher Giancarlo Lelli successfully derived a 15-bit elliptic curve key using a public quantum computer, winning 1 bitcoin bounty from Project Eleven. This marks the largest quantum attack on cryptography to date. The breakthrough highlights growing vulnerabilities in current encryption systems, raising concerns for blockchain security and cryptocurrency assets globally, including Indian exchanges and wallets relying on elliptic curve cryptography.
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