BlackRock has updated its S-1 registration statement for the iShares Bitcoin Trust (IBIT), introducing new language that outlines the potential risks posed by quantum computing.

This revision, filed on May 9, reflects growing industry awareness of how advanced computing technologies could impact cryptographic systems used in digital assets.

BlackRock Flags Theoretical Quantum Risks to Bitcoin Security

In the filing, the asset manager warned that future advancements in quantum computing may undermine the security framework underpinning Bitcoin.

Should quantum technology evolve far beyond its current state, it could render the cryptographic algorithms used by Bitcoin obsolete.

This could allow malicious actors to exploit vulnerabilities, including gaining unauthorized access to wallets that store Bitcoin for the trust or its investors.

While quantum computing is still developing, BlackRock emphasized that the technology’s full capabilities remain uncertain.

However, the firm considers it important to disclose any theoretical threats that could affect the performance or security of its crypto investment products.

Bloomberg ETF analyst James Seyffart said the update is a key factor that is standard in ETF filings. He explained that issuers routinely list all potential threats, no ma