F(x) Protocol (fx-protocol)

1/8 Ethereum's Security Model and the Strategic Importance of Decentralized Stablecoins This article is a joint effort by f(x) Protocol, ACI on behalf of @aave, @curve & @liquityprotocol Ethereum has grown into the backbone of decentralized finance, securing an ever-larger share of global financial infrastructure. Its transition to Proof of Stake (PoS) reshaped how the network is defended, introducing both economic efficiencies and new dependencies. But as Ethereum scales to support real-world assets (RWAs) and stablecoins, a critical question emerges: Can its security scale as quickly as the value it protects? This is not just a technical concern — it’s a systemic one. The long-term credibility of Ethereum as a neutral settlement layer depends on resolving the mismatch between the network’s economic security and the trillions in external value it is asked to safeguard.

• 1 reply
• 1 recast
• 1 reaction

3/8 This means Ethereum’s ability to defend itself  - and the assets built on top of it - rests on a simple equation: the cost of corruption must exceed the value at risk. The Upper Bound on Real-World Assets Ethereum Can Secure Ethereum’s economic security has hard limits. - Market cap: ~$524B (ETH at ~$4,300) - Staked ETH: 35M ETH (~$152B) At current levels: - A finality violation would require control of 23M ETH. - A censorship/halting attack requires 11M ETH.

• 1 reply
• 0 recasts
• 0 reactions

2/8 Ethereum’s Economic Security Model Ethereum’s PoS consensus mechanism is designed around economic deterrence. Validators stake ETH to propose and attest to blocks, with malicious behavior punished by slashing. The security budget of the network is therefore composed of three pillars: - Validator incentives — rewards paid in ETH to honest validators Burned gas fees (EIP-1559) — which reduce supply and raise ETH’s scarcity - Economic deterrence — the sheer cost of acquiring enough stake to attack the system Two thresholds define Ethereum’s resilience: - Safety (Finality Violation): Controlling ≥66% of stake allows an attacker to finalize two conflicting chains. - Liveness (Censorship/Halting): Controlling >33% of stake allows an attacker to halt finality and censor transactions indefinitely.

• 0 replies
• 0 recasts
• 0 reactions

Gm Farcaster Frens

• 5 replies
• 1 recast
• 7 reactions