Nomad's primary design difference from other cross-chain messaging protocols is its usage of optimistic verification.
By leveraging an optimistic mechanism, Nomad reduces the trust assumptions relative to externally verified systems (eg. multisig, PoS, and oracle based designs). While these systems require an honest majority (k-of-n) to function safely, Nomad only requires a single honest watcher (1-of-n).
This section will provide:
- A description of the different verification mechanisms: