January 2019
Beginner to intermediate
372 pages
11h 17m
English
Each transaction stored in a blockchain is created by an entity that signs the transaction. It is infeasible to remove a transaction once it has been added to the blockchain due to the immutability of blockchain. Due to this, the entity that signed the transaction cannot deny the existence of the transaction. Repudiation can be observed in centralized systems due to their mutability, but it is highly unlikely in decentralized systems.
Read now
Unlock full access