Crypto / Exchanges
Ripple Partners with CSD BR for XRP Ledger Asset Auditing in Brazil
Brazilian financial infrastructure firm CSD BR has partnered with Ripple to use the XRP Ledger as an additional layer for recording and auditing financial assets.
3CBlock reporting
Exchange News
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Published reporting linked to documented exchanges, including regulation, security, products, markets and operations.
Crypto / Exchanges
Open Standard Launches OUSD Stablecoin With Coinbase, Visa Support
Open Standard launched the dollar-pegged OUSD stablecoin, backed by Coinbase, Mastercard, Stripe, and Visa, to provide infrastructure for global payments.
Crypto / Exchanges
OKX Proof of Reserves Reveals XRP Holdings Rise 33% Year-to-Date
OKX's latest Proof of Reserves report confirms a 33% year-to-date increase in its XRP holdings, which now total approximately 244 million tokens backed by over 100% customer balances.
Crypto / Exchanges
Bitget Restores Withdrawals, Protection Fund Exceeds $300M After Attack
Bitget resumed withdrawals for major assets and restored its Protection Fund to over $300 million six days after a hot wallet attack caused approximately $388 million in losses.
Crypto / Exchanges
Hyperliquid Co-Founder: Self-Custody, Not 24-Hour Trading, Is Key Advantage
Hyperliquid co-founder Jeff Yan stated at Korea Blockchain Week that self-custody and transparency are the core advantages of on-chain finance over traditional exchanges.
Crypto / Exchanges
Bitget and Liquid Hacks Drive Crypto Losses to $766M in September
Blockchain security firm CertiK reported that crypto platforms lost approximately $766.4 million in September 2026, driven primarily by major exploits at Bitget and Blockstream's Liquid Network.
Crypto / Exchanges
Bitget Hackers Move $3.9M in ZEC to Shielded Pool
Hackers linked to the $387.5 million Bitget breach moved approximately $3.9 million in Zcash into a shielded pool, obscuring transaction details from public view.
Crypto / Exchanges
Coinbase Secures CFTC Approval for Own Clearinghouse
The Commodity Futures Trading Commission registered Coinbase Clearing LLC as a Derivatives Clearing Organization, allowing the firm to vertically integrate its U.S. derivatives stack.
Crypto / Exchanges
Bitget Hackers Move $3.9M in Zcash to Shielded Pool
Wallets linked to the Bitget hack transferred approximately $3.9 million in Zcash into a private shielded pool, significantly complicating traceability efforts by investigators.
Crypto / Exchanges
Bitget Hack Funds Allegedly Routed via CoW Protocol and Chainflip
Blockchain investigators traced stolen Bitget assets through CoW Protocol and Chainflip, revealing automated cross-chain swaps converting ETH, XRP, TRX, and BNB into Bitcoin.
Crypto / Exchanges
Bitget Hackers Accessed Exchange for 25 Days Before $388M Theft
Slowmist investigation reveals attackers compromised Bitget servers via zero-day vulnerability 25 days before draining $388 million from hot wallets.
Crypto / Exchanges
Bitget Reopens USDT Withdrawals After $463M Outflow and Reserve Check
Bitget resumed USDT withdrawals on September 30 following a record $463 million daily outflow, while its latest proof of reserves showed 131% asset coverage across 19 tokens.
Crypto / Exchanges
Bybit Sues North Korea and Lazarus Group Over $1.5bn Crypto Theft
Bybit has filed a civil lawsuit against North Korea and the Lazarus Group over a $1.5 billion crypto theft, securing a preliminary injunction while cooperating with US law enforcement.
Crypto / Exchanges
Bitget CEO Cites Bybit Precedent as $388M Hack Recovery Faces Low Odds
Bitget CEO Gracy Chen expressed skepticism about recovering the $388 million stolen in a recent breach, citing the low recovery rate from the 2025 Bybit hack.
Crypto / Exchanges
Bitget CEO Gracy Chen Skeptical of Recovering $387.5M Stolen Funds
Bitget CEO Gracy Chen expressed skepticism about recovering the $387.5 million stolen in a recent security breach, citing limited results from similar past incidents.
Crypto / Exchanges
Bitget Restores ETH Withdrawals After $387.5M Hack; Recovery Minimal
Bitget resumed Ethereum withdrawals following a $387.5 million hack attributed to North Korean actors, with less than $503,000 of stolen funds frozen despite extensive laundering attempts.
Crypto / Exchanges
Volmex Finance Launches Bitcoin Implied Volatility Perpetual Futures on Hyperliquid
Volmex Finance listed perpetual futures based on its Bitcoin Implied Volatility Index on Hyperliquid, creating the first onchain market for trading BTC volatility.
Crypto / Exchanges
CFTC Approves Coinbase Clearing LLC for USDC Derivatives
The CFTC approved Coinbase Clearing LLC as a derivatives clearing organization, enabling fully collateralized USDC settlement and completing the exchange's regulated derivatives stack.
Crypto / Exchanges
BlackRock Buys $1.5B in ETH as Long-Term Holders Take Profits
BlackRock purchased over $1.5 billion in Ethereum through its spot ETFs, while dormant wallets and large holders sold significant amounts to realize gains.
Crypto / Exchanges
Coinbase Launches USDC-Native Clearinghouse After CFTC Approval
The Commodity Futures Trading Commission approved Coinbase Clearing LLC, a USDC-native derivatives clearinghouse designed for continuous settlement.