
The CoinDesk 20 Index rose 3.5% to 1968.74 since Friday 4 p.m. ET. NEAR Protocol gained 8.1%, while Avalanche climbed 5.5%. Bitcoin Cash and Stellar declined 0.6% and 0.3% respectively. The index tracks cryptocurrency performance across global platforms. Privacy models in blockchain face challenges as data scales, with encryption-based approaches like Zcash strengthening while obfuscation models weaken.