The decentralized finance (DeFi) sector continues to attract increased attention from cryptocurrency investors. ForkLog has collected the most important events and news of recent weeks in a digest.
Key indicators of the DeFi segment
The volume of funds blocked (TVL) in DeFi protocols fell to $59.08 billion. MakerDAO became the leader with $7.96 billion, while Lido ($6.9 billion) and AAVE ($6.2 billion) hold the second and third lines of the rating, respectively. .
Data: DeFi Llama.
TVL in Ethereum applications fell to $33.68 billion. Over the past 30 days, the indicator has decreased by 2% (on July 27, the value was $34.41 billion).
Data: DeFi Llama.
Decentralized exchanges (DEXs) traded $54.3 billion over the past 30 days
Uniswap continues to dominate the non-custodial exchange market, accounting for 69.3% of total turnover. The second DEX in terms of trading volume is Curve (11.9%), the third is DODO (6.2%).
The Tornado Cash mixer fell under US sanctions, and its developer was arrested
On August 8, OFAC sanctioned the Tornado Cash website, as well as 39 Ethereum and 6 USDC addresses associated with it. According to the agency, since the creation of the service in 2019, with its help, attackers have laundered more than $7 billion worth of cryptocurrency. Part of the funds is associated with the North Korean hacker group Lazarus Group.
Circle has blacklisted USDC wallet addresses mixing service.
Infura and Alchemy infrastructure platforms have blocked RPC requests to Tornado Cash. The non-custodial exchange Uniswap has also closed access to its platform for a number of relevant addresses. Similar measures were taken by dYdX.
On August 12, law enforcement officers in the Netherlands arrested the developer of Tornado Cash on suspicion of involvement in money laundering and hiding criminal financial flows through a mixer. Later it became known that this was a 29-year-old Pertsev.
The actions of the authorities caused a resonance in the global crypto community, concerned about the attack on open source software. A rally in support of Pertsev was held in Amsterdam, and Cardano founder Charles Hoskinson and other eminent industry participants spoke out in defense of Tornado Cash developers.
On August 24, it became known that the Dutch court left Pertsev under arrest and set a 90-day period during which the first hearing in the case should take place.
Later, Fortune, citing a report from the analytical company Kharon, reported that Pertsev had previously worked in a company associated with the Federal Security Service of the Russian Federation (FSB). The developer's wife, Ksenia Malik, denied his involvement with the Russian special services.
A hacker unsuccessfully attacked the Rainbow Bridge cross-chain bridge and lost 5 ETH
The Rainbow Bridge cross-chain bridge successfully repelled an attack by an unknown hacker on August 20.
The attacker sent a fabricated NEAR block, which required a deposit of 5 ETH. According to Alex Shevchenko, CEO of Aurora Labs, the unknown person expected that on Saturday morning it would be difficult for developers to respond to the attack.
The system automatically rejected the fabricated block 31 seconds after the transaction was sent. As a result, the hacker lost his deposit, the users' funds remained safe.
Nomad offered NFTs to hackers for the return of stolen funds
Hackers behind the cross-chain hack Nomad Protocol for $190 million offered NFTs as a reward for returning more than 90% of withdrawn funds.
Exclusive NFTs featuring a white hat of a magician are offered by the Metagame project. Only a hacker who has reimbursed assets can issue a token, thus moving into the category of white hackers – white hat.
Unknown people hacked the cross-chain protocol on August 2. Attackers used a vulnerability in a smart contract that allowed unauthorized withdrawals of funds.
Compound launched the third version of the DeFi protocol
On August 16, the Compound landing project announced its readiness for launch of the third version of the protocol called Comet.
According to the developers, the update marks the transition of the platform to a multi-chain approach.
Compound Labs Senior Software Engineer Kevin Cheng noted that the first implementation of Comet will become a market based on the USDC stablecoin. It will then add support for five crypto assets also available as collateral: WBTC, WETH, UNI, LINK and COMP.
August 24, the decentralized autonomous organization behind the development of the project decided to launch a new version. On August 26, the developers announced the activation of Comet.
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