A Key-Evolving Signature scheme is a type of digital signature scheme that is used by Cardano to protect the immutability of the ledger. The private keys that are used for signing blocks are rotated in regular intervals. Old keys are deleted so they cannot be used for forging blocks produced in the past. Let’s take a closer look at this mechanism.
This article was prepared by Cardanians with support from Cexplorer.
Read the article: https://cexplorer.io/article/how-is-key-evolving-signature-used-in-cardano