Restaking is the process of taking cryptocurrency assets already staked on a proof-of-stake blockchain and re-committing them through a secondary protocol to simultaneously secure multiple decentralized networks, allowing the same capital to earn additional yield rewards on top of base staking returns. It extends the utility of locked capital far beyond a single chain. By 2026, this approach has grown from a niche experiment into one of DeFi’s most significant infrastructure innovations.
Traditional staking locks your ETH — or another proof-of-stake asset — to validate one network. One job. One reward stream. Your capital sits dormant otherwise, doing nothing extra while the rest of DeFi compounds around it. Re-committing staked assets breaks that constraint, letting the same holdings pull double or triple duty and generate yield from multiple sources without deploying a single additional token.
According to CoinGecko, EigenLayer held over $20 billion in Total Value Locked as of August 2025, making it one of the largest DeFi protocols by locked value almost overnight. That growth wasn’t speculative froth — it reflected genuine demand from new protocols that needed economic security without spending years bootstrapping their own validator communities from nothing.
Here’s the structural problem it solves: every new blockchain service — oracle networks, data availability layers, cross-chain bridges — needs validators with real capital at risk to be trustworthy. Traditionally, those protocols would recruit their own staker community from scratch, competing with Ethereum for limited capital. This flips that dynamic entirely. New protocols can lease security from Ethereum’s existing validator set, paying rewards in exchange for validators extending their stakes to cover additional commitments. For retail stakers, that translates directly to more yield on assets they were already locking up anyway.
Start with standard ETH staking. A validator deposits 32 ETH into Ethereum’s Beacon Chain, agreeing that the network can slash — penalize and partially destroy — that ETH if they behave dishonestly or go offline at critical moments. The staked ETH is already working as a live security bond for Ethereum. The extended process simply broadens that bond to cover more commitments at once.
EigenLayer, the dominant protocol in this space, introduces what it calls Actively Validated Services (AVSs). Validators opt into individual AVSs voluntarily, agreeing that the same 32 ETH can also be slashed by those external services under their own conditions. Each AVS pays separate rewards in return. One validator can simultaneously back Ethereum, a decentralized oracle network, and a data availability layer — all from the same underlying collateral. As Ethereum.org explains, the slashing mechanism is what gives proof-of-stake its security properties: validators have genuine skin in the game, and extending that logic outward to new services is precisely what makes the model so powerful for ecosystem growth.
Liquid restaking tokens (LRTs) make participation accessible without running your own validator node. Protocols like Renzo or Kelp DAO pool user deposits, stake them through EigenLayer on your behalf, and issue a receipt token representing your share of the position. Deposit ETH, receive a liquid token, earn the yield — no 32 ETH minimum, no infrastructure overhead required. The tradeoff is compounded slashing risk: if any AVS a validator participates in suffers a bug or an exploit, the same collateral can face penalties from multiple directions simultaneously. That compounding risk is what most newcomers underestimate when chasing the headline yield numbers.
A restaking protocol is a platform that allows validators or stakers to re-commit their already-staked assets to secure additional blockchain services beyond the base chain. EigenLayer is the most prominent example — it acts as a marketplace where new protocols pay validators to extend Ethereum’s economic security to their own networks. Think of it as security-as-a-service built on top of existing staking infrastructure, rather than replacing or competing with it.
EigenLayer allows ETH stakers to opt in to securing additional services through smart contracts deployed on Ethereum. Stakers deposit their ETH — or liquid staking tokens like stETH — into EigenLayer, then choose which Actively Validated Services they want to support. Each AVS sets its own slashing conditions and reward structure, and EigenLayer enforces all agreements on-chain. Validators take on extra slashing exposure in exchange for extra yield from every service they choose to back.
Staking means locking crypto to validate a single proof-of-stake network and earn that network’s native rewards. Restaking takes those already-staked assets and extends their security commitment to multiple protocols simultaneously, earning yield from each one. The core difference is capital efficiency: staking ties your assets to one job, while restaking multiplies their utility — and their risk — across several jobs at once using the exact same underlying collateral.
Restaking sits at the intersection of several foundational concepts in the crypto ecosystem. Understanding these will give you a fuller picture of how the broader staking and DeFi landscape fits together.