---
title: "New quantum model slashes hardware needed to break bitcoin keys by 17 times"
description: "2026-10-29にCoinDeskが報道。 CoinDesk: “Alice & Bob's new model reduces the hardware required for a potential attack, bringing it closer to reality and increasing…"
language: ja
canonical: "https://whycoinmoves.com/ja/events/bitcoin-new-quantum-model-slashes-hardware-96ec58ca3406d7"
published: 2026-10-29T13:56:57.000Z
updated: 2026-10-29T14:58:13.000Z
indexable: false
---

# New quantum model slashes hardware needed to break bitcoin keys by 17 times

2026-10-29にCoinDeskが報道。 CoinDesk: “Alice & Bob's new model reduces the hardware required for a potential attack, bringing it closer to reality and increasing…

Attributed sources: [CoinDesk](<https://www.coindesk.com/tech/2026/10/29/new-quantum-model-slashes-hardware-needed-to-break-bitcoin-keys-by-17-times>)

## Key facts

CoinDesk: “Alice & Bob's new model reduces the hardware required for a potential attack, bringing it closer to reality and increasing pressure to adopt quantum-resistant security sooner.” 検知後1時間でBTCは+1.10%変動。価格観測は因果関係を証明しません。
Evidence strength: 単一情報源, 1 publisher group(s) (CoinDesk).
検知後の観測リターン：5分: +0.16% (2026-10-29 13:56 → 2026-10-29 14:01, UTC; Gate · USDT)；1時間: +1.10% (2026-10-29 13:56 → 2026-10-29 14:58, UTC; Gate · USDT)。
直近30日間の時間足絶対リターンの99パーセンタイルは1.23%（OKX · USDT；基準 2026-10-29 13:56, UTC）です。

## Returns after site detection

| Window | Return | BTC | Difference from BTC | Actual sampled interval (UTC) | Source |
| --- | --- | --- | --- | --- | --- |
| 5分 | +0.16% | +0.16% | 0.00 pt | 2026-10-29 13:56 → 2026-10-29 14:01 | Gate · USDT |
| 1時間 | +1.10% | +1.10% | 0.00 pt | 2026-10-29 13:56 → 2026-10-29 14:58 | Gate · USDT |

## Historical hourly baseline

| Metric | Value |
| --- | --- |
| Coverage | 100.0% (720/720) |
| Median absolute hourly return | 0.14% |
| 99th percentile of absolute hourly returns | 1.23% |
| BTC beta | 1.00 |
| Source / cutoff (UTC) | OKX · USDT / 2026-10-29 13:56 |

## Claims and open questions

- No independently verified causal explanation is available.

## Source evidence

- [New quantum model slashes hardware needed to break bitcoin keys by 17 times](<https://www.coindesk.com/tech/2026/10/29/new-quantum-model-slashes-hardware-needed-to-break-bitcoin-keys-by-17-times>) — CoinDesk; published 2026-10-29 13:55; received 2026-10-29 13:56 (UTC).


## Recent BTC events and market reactions

公開基準を満たした他のBTCイベントはまだありません。

- [Full coin archive](<https://whycoinmoves.com/ja/coins/bitcoin>)

## 関連リサーチ

- [Altcoin beta to Bitcoin: BTC, ETH, SOL and DOGE hourly returns](<https://whycoinmoves.com/ja/research/hourly-returns-and-bitcoin-beta.md>)
- [Will Bitcoin go back up? Every crash since 2011 and its recovery time](<https://whycoinmoves.com/ja/research/bitcoin-crash-recovery-time.md>)
- [Perpetual funding rates and annualized yield: a 2025 comparison](<https://whycoinmoves.com/ja/research/funding-rates-versus-investor-returns.md>)
- [Bitcoin halving and bull markets: evidence from four halvings](<https://whycoinmoves.com/ja/research/bitcoin-halving-and-market-cycles.md>)

根拠レベルは情報源のカバー範囲を示し、報道が真である確率ではありません。価格変動とそのタイミングだけでは原因を証明できません。分足サンプルは観測区間を示し、アラート閾値は経験的な基準です。解説はモデル支援で作成し、引用と数値を確認しています。情報源タイトルは原語のまま表示し、記事全文は転載しません。 [Methods and limitations](<https://whycoinmoves.com/ja/methodology>)