An article from Rootstock Labs on how Lamport and Winternitz signatures can be used in BitVM and BitVMX to enable stateful Bitcoin scripts and protect against different types of attacks and ensures that all operations work correctly.

Rootstocklabs
🔗 Exploring Lamport and Winternitz Signatures for Stateful Bitcoin Scripts
This article will look into what Lamport and Winternitz signatures are, how the latter extends the former, and how they are used in BitVM.