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Successful 51% attack on Bitcoin in 2026?
2.00k
Dec 19, 2025 01:12 AM
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Market Status
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This market will resolve to "Yes" if a 51% attack is successfully carried out on the Bitcoin blockchain at any point between the deployment date of this market and January 1st 2027 - 00:00 PST.
Otherwise, this market will resolve to "No."
For the purpose of this market, a "51% attack" is defined as one of the following incidents:
- Double-spend: Reverse transactions made, allowing an attacker to spend the same coins more than once.
- Reorg blocks: Remove or reorganize previously confirmed blocks, or the sequence of transactions in previous blocks, from the blockchain's history.
Source
- Onchain Data
- Consensus of credible reports