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Bitcoin (BTC, BUY) - Bitcoin Security in the Age of AI; What Faster Mathematics Means for Bitcoin

October 8, 2026
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Overview

Bitcoin (BTC, BUY) - Bitcoin Security in the Age of AI; What Faster Mathematics Means for Bitcoin

We maintain BUY and our $250,000 cycle target by 2029 or earlier. OpenAI’s October 6 mathematics release increases the importance of Bitcoin’s long-term security. The announcement and selected papers reviewed here do not demonstrate a practical way to steal Bitcoin by breaking its key system. Our investment view remains unchanged, with secure ownership central to the long-term thesis. The release shows the scale and speed of AI research, while verification continues. OpenAI initially published 722 manuscripts. Some have since been corrected or withdrawn, and the company reports converting about 42% of the remaining main results into proofs that software can check. This is a significant body of work to assess, but publication counts alone do not tell us whether Bitcoin has become easier to attack. AI could help discover mathematical shortcuts that threaten existing protections. Quantum attacks require sufficiently powerful quantum computers to run known methods. AI could instead help find a new method that works on conventional computers. Bitcoin’s main payment-signature systems share the same mathematical foundation, so a breakthrough affecting that foundation could undermine both. Whether such a practical shortcut exists remains unknown. Some holdings could face longer exposure to future attacks. Bitcoin uses secret private keys to authorize payments and public keys to verify them. If a future method could work backward from a public key, holdings with already-visible keys could be targeted over a longer period. Keeping keys hidden can reduce exposure, but offline storage alone cannot solve this mathematical risk. Protecting existing holdings would require action across the network. A replacement security system would need agreed rules, compatible wallets and custodians, and owners moving their coins into the new system. Two proposals, BIP-360 and BIP-361, address parts of this transition but remain drafts. Inactive holdings create difficult choices because some owners may be unable or unwilling to move their coins. We would reassess if credible attack progress outpaced Bitcoin’s ability to respond. We will watch independently verified attacks, their cost and speed, and progress in deploying new protections and moving exposed holdings. AI may also help develop and test defenses. The key investment question is whether Bitcoin can protect ownership before a practical attack becomes possible.