Written by: Zhang Ling'e, Deep Tide TechFlow

From March 30 to April 2, the largest annual Ethereum conference in Europe, EthCC, was held at the Palais des Festivals in Cannes.

Over 400 speakers, four days of agenda, and 15 sub-venues. But what is most noteworthy this year is not the content of any single speech, but the composition of the audience has changed.

It is not new for Jean-Marc Stenger, CEO of SG-Forge under Société Générale, Aave founder Stani Kulechov, and Vitalik Buterin to appear on the same stage. What is new is that traditional finance names like Bloomberg, S&P Global, BNP Paribas, Euroclear, Amundi, and Tradeweb have officially appeared on the agenda of the Ethereum community conference for the first time as participants.

The judgment of Jérôme de Tychey, founder of Ethereum France, is very straightforward: "2026 is the inaugural year of specialization for Ethereum and the entire crypto ecosystem."

Aave V4: The "Institutional Transformation" of DeFi Lending

The most significant product launch during the conference is the rollout of Aave V4 on the Ethereum mainnet. As the largest lending protocol in the DeFi space (with a TVL of over $24 billion), this upgrade is not just a patch-up, but a structural rebuild.

V4 introduces a "Hub-and-Spoke" model: liquidity is concentrated in a shared Hub, while independent lending markets (Spoke) can have their own collateral rules, risk parameters, and repayment logic, while accessing shared liquidity pools through governance-controlled credit lines.

The core contradiction this design addresses is: in the past, DeFi lending either shoved assets of different risk levels into the same pool (risk contagion) or split them into independent deployments (liquidity fragmentation). V4 allows both to coexist.

More importantly, V4's intention for institutionalization. The new architecture supports exclusive lending environments for institutions, structured credit products, RWA (real-world asset) collateral lending, and fixed-rate products. Kulechov stated clearly: "DeFi has already built deep liquidity. The task of V4 is to put this liquidity into real credit markets."

The first batch of Spoke partners includes Lido, EtherFi, Kelp, Ethena, and Lombard. Supported assets include USDT, USDC, EURC (Circle's euro stablecoin), XAUt (Tether's gold token), cbBTC (Coinbase's wrapped Bitcoin), among others. Chainlink serves as the exclusive oracle provider.

It is worth mentioning that the rollout of V4 was not smooth. Aave's main technical team, BGD Labs, announced in February that they were parting ways with the DAO due to disagreements on the direction of the protocol. A few weeks later, one of the largest delegators in Aave governance, Aave Chan Initiative, also announced their exit. Despite the departure of core contributors, V4 still passed governance voting and completed deployment. The current trading price of the AAVE token is about $98, a drop of about 40% over the past 12 months.

The Agora: The First Dedicated Forum for Institutions

This year's EthCC's biggest structural change is the establishment of a dedicated forum for institutions, "The Agora," co-planned by market data company Kaiko, held on March 31 at the Palais des Festivals in Cannes.

This is the first official satellite event in the history of EthCC, with a clear positioning: "Digital finance meets open-minded institutional activities." Topics discussed cover the tokenization of financial instruments, the evolution of crypto market structures, institutional trading infrastructure, and the capital efficiency of digital asset markets. About 60 expert speakers faced approximately 600 participants from traditional finance and the Web3 field.

The lineup of participating institutions illustrates the essence of the matter: Bloomberg, S&P Global, BNP Paribas, Euroclear, Amundi, Société Générale-Forge, Tradeweb, Google, and a host of leading blockchain projects. This is not a scene of "bankers visiting the crypto world," but rather "bankers discussing how to move their businesses onto the blockchain."

The Regulatory Puzzle Takes Shape: MiCA + CLARITY

One of the central discussion themes at the conference was the arrival of regulatory clarity.

In Europe, the comprehensive framework of MiCA (Market in Crypto-Assets Regulation) is expected to be fully implemented by mid-2026, covering exchanges, stablecoins, and institutional participants. Coupled with new crypto tax reporting rules providing tax compliance pathways in various European countries, the EU is constructing a systematic regulatory framework for digital assets.

In the United States, the CLARITY Act (full name Comprehensive Legality and Regulatory Integrity for Technology) continues to advance, providing legal clarity to the intersection of blockchain and traditional finance.

Multiple institutional discussion groups conveyed the same message: regulatory uncertainty has been the biggest barrier to institutional entry, and now this barrier is being systematically dismantled. What remains is not a question of "whether to enter," but an execution question of "which chain to choose, what products to use, and at what speed."

Otto Jacobsson, CEO of YAP Global, summed up the conference atmosphere aptly: "Developers, founders, and institutions are now sitting in the same room discussing DeFi, stablecoins, and on-chain finance. These conversations are happening within the framework of MiCA and Europe’s new regulations."

EthCC Surroundings: Stablecoin Summit and Hackathon

EthCC week was not only about the main venue. A series of satellite events were held around the main conference in Cannes.

The Stable Summit focused on the stablecoin ecosystem, discussing how stablecoins and tokenized deposits can change cross-border payments, settlement systems, and capital markets. The Hack Seasons Conference Cannes gathered blockchain founders and institutional investors. Aave held a special "DeFi Day Cannes" on March 30. After EthCC ended, the ETHGlobal hackathon took over, continuing the tradition of attracting 1,000 top developers to Cannes last year.

The true significance of EthCC does not lie in any single release or speech. It marks a turning point: The main narrative of the Ethereum ecosystem has shifted from "What are we building" to "Who is using it, how are they using it, and under what regulatory framework."