Preston Van Loon
Core Contributor at Arbitrum
Preston is an Ethereum core developer at Offchain Labs, co-founder of Prysmatic Labs, and founder of Prysm. He played a key role in Ethereum’s transition to Proof-of-Stake and recent protocol upgrades including Fusaka.
Current Roles
Past Roles
News Mentions
🚨 Robinhood Chain is here. And DFNS supports it. When a company that brought investing, @RobinhoodApp @RobinhoodCrypto, to an entire generation builds its own blockchain, it tells you where finance is heading. A permissionless EVM for financial services and tokenized assets, built on Arbitrum. L
Another day, another exploit... this time on @arbitrum andsomehow people still have their money in DeFi??? can someone explain it to me like i'm 5, what sort of yield is worth risking 100% of your cash?
Shopping for fixed-rate borrowing? Check the same pair on both books. $USDC against cbBTC on TermMax: up to 3% fixed APR Plus 50+ more markets across Ethereum, @base, @BNBChain, @Arbitrum, @Berachain and @XLayerOfficial 🐬 👇 https://app-v2.termmax.ts.finance/?chains=8453&utm_source=twitter&utm_me
AFX Protocol reportedly loses $24M in bridge exploit
黑客又发力了，今年行情惨就算了，还频发被盗，金额还又都非常的大。 Perp DEX @AFX_XYZ 的 Arbitrum 桥疑似在 3 小时前被盗 2415 万枚 USDC 。 USDC 从桥异常流出，然后被跨链到 Ethereum 上，再被以 $1,937 的价格换成了 12,467.4 枚 ETH。 ETH 异常流出并被换成 ETH：arkm.com/explorer/addre… 目前 ETH 放在：arkm.com/explorer/addre… ------------------------------------------------------------------
RT @blockaid_: Blockaid detected an exploit at 2026-07-22 21:30 UTC targeting @AFX_XYZ, a protocol on @arbitrum. The exploit was specific t…
People in my chats were racing home to withdraw all their USDC from Arbitrum bridges I raced home to deposit more to long
We're aware of a report of a bridge hack on Arbitrum and are investigating. We can confirm that the transaction in question originated from a third party protocol, and the Arbitrum native bridge has not been hacked or exploited in any way. We will coordinate with the third party team and will repo
This is the approach that most product-centric builders have towards @ethereum. We say the same thing about Arbitrum all the time. Ethereum does some things better than any technology in history. It’s very hard to compete on the dimensions it excels at around settlement, security, censorship-resis
JUST IN: Robinhood Chain has crossed $2M in cumulative revenue since launch. On top of that, $200K in AEP fees will flow back to the Arbitrum ecosystem to support long-term initiatives. Arbitrum is designed so business success strengthens the entire ecosystem.