The Aptos-to-B² Bridge used for aBTC redemptions will remain available after Echo Protocol concludes its wind-down.

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The AUTH service allows users to transfer digital assets between linked accounts without manually copying alphanumeric wallet addresses or selecting a blockchain network.

Echo Protocol users can process asset withdrawals, release collateral, exit strategy positions, and process unstaking claims through existing procedures.

Echo Protocol announced on October 19, 2026, that it is winding down operations after nearly two years.

Echo Protocol responded to the May 2026 exploit by pausing cross-chain activity, updating smart contracts, and burning 955 eBTC traced to the attacker.

On September 15, 2026, Balancer published a forum proposal authored by former CEO Marcus Hardt to wind down the protocol and return treasury assets to BAL holders.

HypurrFi announced its operational wind-down on May 15, 2026, with Euler Finance maintaining its contract stack on the Hyperliquid EVM.

Echo Protocol required debt repayment by November 14, 2026, and set November 19, 2026, at 23:59 UTC as the final deadline for repayments, withdrawals, and unstaking before liquidation, creating risks and delays.

Under TokenLogic's proposed entry route, an approved counterparty supplies USAT to Aave V4's Tokenization Spoke to receive waUSAT receipt tokens before swapping them for GHO.

TokenLogic's October 15, 2026 proposal specifies zero swap fees for the module while leaving contract addresses for Avalanche USAT, waUSAT, reserve, commercial counterparties, and pricing strategies unspecified.

TokenLogic's proposed Aave stability module requires approval for every swap, and revoking access prevents subsequent swaps, including attempts to recover previously deposited waUSAT receipt tokens after exchanging them for GHO.

TokenLogic submitted an October 15, 2026 governance proposal to introduce a permissioned GHO Stability Module for USAT on Aave V4 on Avalanche.

Under Ripple's proposed uncollateralized lending protocol pitched to payment companies since June 2026, depositors pool assets into vaults and offchain loan brokers determine borrower eligibility without on-chain collateral requirements.

NEAR Intents permanently publishes a user's Zcash refund address on NEAR's public blockchain during cross-chain swaps, creating a public record even if no refund occurs.

Aurora Intents processed over $19 million across 1,718 ZEC-denominated swaps for a zkSNARKs auction in September 2026.

Echo Protocol left the dates for final collateral liquidation and the distribution of proceeds unconfirmed during its wind-down announcement.

Echo Protocol stated that its Aptos systems showed no direct compromise during the May 2026 exploit and did not link the October 2026 shutdown to that incident.

In May 2026, attackers gained access to an admin key on Echo Protocol's Monad deployment and minted approximately $816,000 worth of unauthorized eBTC.

TokenLogic's proposal contains a discrepancy where a 66 million GHO outbound bridge capacity is labeled as 110% of initial funding.

Returning GHO through TokenLogic's proposed Aave stability module recovers waUSAT receipt tokens rather than directly delivering USAT stablecoins or U.S. dollars.

TokenLogic's proposed module uses shared liquidity across participants without maintaining individual principal balances or requiring swaps to match past deposits.