Faits marquants : Bitcoin ; risques liés à la technologie quantique ; ETF et flux de capitaux liés à la retraite ; les grands acteurs contre les points faibles

[라온]

In March BTCUSD rose about 3% while gold dropped over 13%. Traders noted stronger conviction buying and eased margin pressure, helping Bitcoin resist forced selling on negative headlines.
1
Google researchers say optimized quantum attacks could recover Bitcoin wallet private keys far faster than previously thought, reducing required quantum resources and estimating recovery in minutes.
2
Bitcoin (BTCUSD) saw renewed institutional buying and a Morgan Stanley spot BTC ETF announcement, boosting demand, while some analysts flagged near-term bearish market structure.
3
Google finds ~1.7M BTC in P2PK scripts and ~6.9M BTC potentially vulnerable to quantum attacks; dormant addresses can’t be upgraded and options for handling these coins are under discussion.
4
New U.S. rule could let retirement accounts hold crypto. Asset managers plan crypto retirement products, potentially directing retirement capital into Bitcoin (BTCUSD).
5
On-chain data show large holders accumulating BTCUSD with heavy buy orders clustered $60k–$100k and low retail participation; whale purchases concentrated at higher levels per on-chain metrics
6
Spot Bitcoin demand weak: 30‑day net demand -60,000 BTC; stablecoin inflows to spot exchanges about $452M (near two‑year low). SOPR <1 for 110+ days; short‑term holder realized price YoY -5.35%.
7
Bitcoin's 200-week SMA near $59,430 is seen as key support; holding above often signals rebounds, while a break below has previously aligned with further downside within the bear cycle.
8
BTCUSD notes: stablecoin supply hit near $320B; miners faced four months of capitulation; network hash rate recovering after a prior 22% drop.
9
Bitcoin (BTCUSD) near $67,700, up ~2% in 24h. Options show over $1.5B of puts concentrated at the $60,000 strike, signaling heavy hedging interest around that level.
10
source: https://www.tradingview.com/news/tradingview:48bb09fb4f884:0-key-facts-bitcoin-quantum-risk-etf-retire-flows-whales-vs-weak-spot/