- Generation function
- Signing function
- Verification function

Functions of a Digital Signature Scheme

Components of Identity in a Digital Signature Scheme

A Digital Signature Scheme, or DSS, is a technical solution to stop validator fraud from occurring.

University of Minnesota - Twin Cities

- Follow-the-Satoshi (FTS) algorithm
- Digital Signature Scheme (DSS)

Implementations of Proof-of-Stake

Validator fraud happens when a validator is able to steal coins from other users.

Validator fraud

Saleh, Fahad. (2021). Blockchain Without Waste: Proof-of-Stake. Wake Forest University. https://papers.ssrn.com/sol3/papers.cfm?abstract_id=3183935


Blockchain Without Waste: Proof-of-Stake

Under FTS, each blockchain branch selects uniformly and randomly from all native coins, and the stakeholder of the selected coin then receives the opportunity to append the branch and collect a block reward. 

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