Threshold Network announced this week that it has completed a multi-year effort to upgrade its Bitcoin-to-DeFi bridge tBTC from its original structure and security model launched in 2020. Specifically, the protocol added redemption capability – that is, the ability for customers to not only put their bitcoin in escrow and mint tBTC (an ERC-20 token) but also reverse the process and “unmint” back to BTC. This is the latest in a string of Threshold announcements beginning in January with tBTC minting, an integration with interoperability protocol Wormhole in May and four subsequent partner launch announcements, three involving Ethereum “Layer 2” (L2) scaling juggernauts Polygon, Arbitrum and Optimism. The reason given…
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MakerDAO bringing Bitcoin to Ethereum blockchain
It’s hoped the addition of ‘wrapped Bitcoin’ will give the DeFi sector a much-needed boost, but bridging the two blockchains is fiddly to say the least; tBTC pitched as a better alternative
Wrapped Bitcoin—an ERC-20 token that is backed on a 1:1 basis with BTC—is now being accepted as collateral for MakerDAO loans. It’s a significant development, not least because the crypto community has lamented the lack of a bridge between BTC and ETH for some time.
