Signal

Nearly 10% of bitcoin supply exposed to quantum computing risks, raising security concerns

Evidence first: scan the strongest sources, then decide whether to go deeper.

Published 2026-05-20 15:07 UTCUpdated 2026-05-20 22:35 UTC
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crypto_assetson_chain_datasecurity
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Evidence trail (top sources)
top sources (4 domains)domains are deduped. counts indicate coverage, not truth.
4 top sources shown
Cointelegraph - Glassnode quantum risk report
cointelegraph.com · cointelegraph.com · 2026-05-20 15:17 UTC
Overview

Glassnode's recent analysis reveals that approximately 1.92 million BTC, or 9.6% of the total bitcoin supply, is structurally vulnerable to breakthroughs in quantum computing. This exposure primarily affects legacy addresses, many of which have remained dormant for years.

Entities
GlassnodeBIP-360BTC
Score total
1.72
Momentum 24h
4
Posts
4
Origins
4
Source types
2
Duplicate ratio
0%
Why now
  • Recent Glassnode report quantifies quantum risk exposure at 1.92 million BTC.
  • A 500 BTC dormant wallet moved funds after 12 years, possibly signaling investor concern.
  • Ongoing community debate highlights urgency to address bitcoin's quantum vulnerability.
Why it matters
  • Quantum computing breakthroughs could compromise nearly 10% of bitcoin supply, threatening network security.
  • Dormant wallets holding large BTC amounts may be vulnerable, risking sudden market impacts if compromised.
  • Community decisions on quantum-proof upgrades will shape bitcoin's resilience and future trust.
LLM analysis
Topic mix: lowPromo risk: lowSource quality: medium
Recurring claims
  • Glassnode identifies nearly 10% of bitcoin supply as structurally vulnerable to quantum computing breakthroughs.
  • A dormant 500 BTC wallet moved funds after 12 years, possibly reacting to quantum computing risks.
  • The bitcoin community debates potential responses to quantum risks, including hard forks and migration to quantum-safe addresses.
How sources frame it
  • Glassnode: neutral
  • Crypto Community Discussion: neutral
All evidence
All evidence
Cointelegraph - Glassnode quantum risk report
cointelegraph.com · cointelegraph.com · 2026-05-20 15:17 UTC
Glassnode says Bitcoin quantum risk covers 1.92M BTC
Crypto.News · crypto.news · 2026-05-20 22:35 UTC
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Top publishers (this list)
  • cointelegraph.com (1)
  • Crypto.News (1)
  • U.Today (1)
  • reddit.com (1)
Top origin domains (this list)
  • cointelegraph.com (1)
  • crypto.news (1)
  • u.today (1)
  • reddit.com (1)