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TRX $0.3283 +0.53%
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ADA $0.1654 +1.21%
BCH $211.37 -0.24%
LINK $8.44 +1.18%
HYPE $53.38 -2.50%
AAVE $98.57 +0.29%
SUI $0.6935 +1.05%
XLM $0.1723 -0.72%
ZEC $475.95 +3.55%

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BSC releases a report on quantum-resistant cryptography migration: transaction signatures have switched to ML-DSA-44, TPS testing has decreased by about 40%-50%

On May 14, BNB Chain released the "BSC Post-Quantum Cryptography Migration Report," stating that it has completed the migration testing for quantum-resistant cryptography for transaction signatures and the consensus layer, using the NIST standardized post-quantum signature algorithm ML-DSA-44 (Dilithium) and the pqSTARK aggregation scheme.The report shows that BSC has replaced transaction signatures from ECDSA to ML-DSA-44 and switched consensus voting aggregation from BLS12-381 to pqSTARK to address the potential threats posed by future quantum computing to the existing elliptic curve cryptography system. However, post-quantum signatures also significantly increase the on-chain data volume: the size of a single transaction has increased from about 110 bytes to approximately 2.5KB; the block size in a 2000 TPS scenario has increased from about 130KB to around 2MB; and the TPS in the testing environment has decreased by about 40%-50%.BSC stated that the current network bottleneck mainly comes from the larger transaction data propagation, rather than the consensus protocol itself. Meanwhile, the consensus layer aggregation still maintains high efficiency, with pqSTARK achieving a signature compression ratio of about 43:1, and the additional burden on validators remains within a controllable range. The report concludes that existing technology can achieve "quantum-resistant" deployment for blockchain, but future issues related to network bandwidth and data scalability still need to be addressed.

CoinShares: Crypto ETPs have seen net inflows for five consecutive weeks, with a total inflow of over $4 billion in five weeks

According to The Block, CoinShares released a report showing that last week, global crypto asset ETPs recorded a net inflow of $117.8 million, achieving a fifth consecutive week of net inflows, with a cumulative inflow of over $4 billion in five weeks and a total management scale of approximately $155 billion. However, the funding structure has shown significant differentiation.The report pointed out that from Monday to Thursday, there was a total net outflow of $619 million, but on Friday, a large inflow of $737 million was recorded in a single day, reversing the week to a net inflow, reflecting a significant rebound in market risk appetite before the weekend. From a regional perspective, net inflows in the U.S. market dropped to $47.5 million, a significant slowdown compared to the previous week's $1.1 billion; Germany and Canada recorded inflows of $43.8 million and $16 million, respectively, with European funds performing relatively steadily.In terms of assets, Bitcoin-related products led the way with a weekly inflow of $192.1 million, of which the U.S. spot ETF contributed approximately $162.8 million; Ethereum products, on the other hand, saw a net outflow of $81.6 million. Analysts believe that the number of participating assets has decreased from 9 to 4, indicating that market sentiment weakened significantly in the middle of the week before showing signs of recovery.
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