Ethereum developers are advancing a zero-knowledge protocol to strengthen privacy in blockchain transactions. The initiative features a Secret Santa matching system using zero-knowledge proofs and transaction relayers to preserve user anonymity while preventing Sybil attacks, according to research shared via an Ethereum community forum.

YZi Labs, backed by Changpeng Zhao, filed a consent solicitation with the SEC to restructure the board of CEA Industries Inc. (NASDAQ: BNC). The firm holds approximately 5% of BNC shares and cited governance failures, disclosure delays, and a share price decline exceeding 92% since July. BNC holds one of the largest institutional BNB positions globally.

The number of XRP wallets holding at least 100 million coins has dropped 20.6% over eight weeks, data show. The remaining accounts now collectively control 48 billion XRP—the highest level since 2018. The divergence points to consolidation among the network's largest holders, with fewer wallets commanding greater aggregate balances.

XRP dropped below $2 following Ripple's transfer of 500 million tokens as part of its monthly escrow operations. The cryptocurrency declined from the mid-$2.20s to the upper-$1.90s as Ripple moved 1.2 billion XRP through its system. The price movement coincided with the company's routine token management activities, which involved multiple large-scale transfers.

Distributed Lab has released a zero-knowledge Secret Santa protocol enabling private transactions on Ethereum without exposing participant identities. The system uses cryptographic proofs and relayers to address blockchain transparency challenges. The development advances enterprise-grade privacy as global regulatory frameworks demand stricter data-sharing compliance.

Coinbase Institutional has expanded its COIN50 Index to include six digital assets: Hedera, Mantle, VeChain, Flare, Sei, and Immutable X. The additions reflect institutional interest in utility-focused blockchain projects and infrastructure platforms. The benchmark tracks the most investable assets available on Coinbase Exchange.

Financial services firm Cantor Fitzgerald disclosed a $1.28 million stake in the Volatility Shares Solana ETF, holding 58,000 shares as of mid-November, according to an SEC filing. The investment marks Cantor's first documented exposure to a regulated Solana-based product. The disclosure comes as multiple Solana ETF launches follow the SEC's September approval of generic listing rules for commodity-based trusts.

Ripple obtained a Major Payment Institution license from Singapore's Monetary Authority, enabling regulated payment services across the Asia-Pacific region. XRP exchange-traded funds recorded nearly $41 million in single-day trading volume, reaching an all-time high. Bitwise led with $11.69 million, followed by Franklin Templeton at $9.10 million.