How quantum computers actually work, in plain language To understand why quantum machines are so dangerous to encryption, I start with how different they are from the laptops on our desks. Classical ...

With around 26,000 qubits, the encryption could be broken in a day, the researchers report in a paper submitted March 30 to arXiv.org. Another prevalent form of encryption, RSA–2048, would require 100 ...

Banks, governments and tech providers urged to upgrade security because current systems will soon be obsolete ...

Building a utility-scale quantum computer that can crack one of the most vital cryptosystems—elliptic curves—doesn’t require nearly the resources anticipated just a year or two ago, two independently ...

Google published a whitepaper yesterday that dramatically pulled in the horizon on bitcoin and other cryptocurrencies. Google Quantum AI researchers claim that cracking the cryptography protecting ...

Quantum computing encryption is reshaping how we think about digital security in a world built on encrypted communication. Today's systems rely on mathematical complexity, but emerging quantum ...

About eight years ago, toward the end of a panel I was moderating on cybersecurity, I turned to the panelists and asked them to tell me what to expect when quantum computing would come online. I got ...

Online data is generally pretty secure. Assuming everyone is careful with passwords and other protections, you can think of it as being locked in a vault so strong that even all the world’s ...

Quantum computers should be powerful enough to crack Bitcoin’s security features—by instantly solving the mining mechanism or guessing wallet passwords by brute force—a few years after 2030, according ...

Alphabet (Google) (NASDAQ:GOOG) has sounded a fresh alarm about the accelerating risks posed by quantum computers to the foundational security of Bitcoin and similar digital currencies. In a detailed ...

Quantum computing crypto fears are back in 2026 as Google’s new warning puts wallet security, Zcash, and privacy coins in ...

A longtime crypto bull is ditching bitcoin for gold. Christopher Wood, the global head of equity strategy at Jefferies, said he just cut bitcoin out of his firm's long-term model portfolio, where the ...