מכשירים ניידים חדשות: 8 ספטמבר 2025 - 28 אוקטובר 2025

December 16, 2025, 3:38 AM EST. Quantum computing could threaten blockchain cryptography, but the timeline and impact are nuanced. This explainer shows how quantum machines might affect ECC and other public-key cryptography, as well as digital signatures (ECDSA/EdDSA), and why many schemes could eventually require upgrades. It also covers which areas are most at risk, including symmetric crypto like AES, and hash functions such as SHA-256, and why practical quantum power isn't here yet. Recent progress, such as new error-correction and algorithmic improvements, has shifted estimates (e.g., RSA-2048 could require fewer qubits than once thought), but a migration to post-quantum crypto and longer keys remains the recommended response. Distinguishing hype from science helps investors focus on resilient security planning.