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Bitcoin options open interest on Deribit has reached $31.3 billion, overtaking BlackRock's IBIT ahead of a $6.25 billion expiry. Deribit's Bitcoin options open interest climbed to $31.3 billion on May 21, overtaking BlackRock's IBIT at $27 billion.

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Ripple has partnered with Project Eleven, a leading post-quantum cryptography firm, to secure the XRP Ledger against quantum computing threats as XRP (CRYPTO: XRP) tests ascending trendline support for the third time. U.S. Government Set 2035 Deadline For Quantum Migration The cryptography protecting Bitcoin (CRYPTO: BTC), Ethereum (CRYPTO: ETH), Solana (CRYPTO: SOL), and XRP is vulnerable to attack by sufficiently powerful quantum computers.

 

BlackRock registered a $61.5 million Bitcoin sale through its ETF, triggering a heated debate among analysts about exchange-traded fund flows and the short-term demand for the asset. BlackRock's on-chain portfolio is constantly tracked by Arkham. It currently stands at around $69.66 billion in total value, with Bitcoin accounting for approximately $63 billion of that figure.

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A transfer of XRP worth more than $100 million between unknown wallets drew the market's attention. The blockchain tracking platform Whale Alert reported the movement of 73,179,900 XRP, and neither the origin nor the destination of the funds has been identified so far. Large holders are in a strong accumulation phase.