Former trader Josh Mandell claims quantum computers are draining old Bitcoin wallets. Experts disagree — here’s what the technology can (and can’t) do. Bitcoin was built on the principle that once funds are secured by a private key, only the holder can access them. But what if that assumption no longer holds?In what was reportedly a now-deleted post on X, former Wall Street trader Josh Mandell alleged that quantum computers are being used to siphon Bitcoin (BTC) from long-dormant wallets — especially those of owners presumed inactive or deceased.Read more Former trader Josh Mandell claims quantum computers are draining old Bitcoin wallets. Experts disagree — here’s what the technology can (and can’t) do. Bitcoin was built on the principle that once funds are secured by a private key, only the holder can access them. But what if that assumption no longer holds?In what was reportedly a now-deleted post on X, former Wall Street trader Josh Mandell alleged that quantum computers are being used to siphon Bitcoin (BTC) from long-dormant wallets — especially those of owners presumed inactive or deceased.Read more

Are quantum computers stealing Bitcoin? Inside Josh Mandell’s claim and the pushback

2025/10/01 21:46

Former trader Josh Mandell claims quantum computers are draining old Bitcoin wallets. Experts disagree — here’s what the technology can (and can’t) do.

Bitcoin was built on the principle that once funds are secured by a private key, only the holder can access them. But what if that assumption no longer holds?

In what was reportedly a now-deleted post on X, former Wall Street trader Josh Mandell alleged that quantum computers are being used to siphon Bitcoin (BTC) from long-dormant wallets — especially those of owners presumed inactive or deceased.

Read more

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