Restaking is staking of already staked tokens. But how is the possible?

If tokens are staked for one purpose — providing econoimic security for consensus of a network — they could be further staked to provide security to other networks or apps.

The process of restaking works by overriding the withdrawal and slashing conditions of user’s staked tokens.

Listeners are encouraged to also check out the Episode 22 where Proof of Stake and Staking are explained.