A highly scalable, fast and secure blockchain platform for distributed apps, enterprise use cases and the new internet economy.

Elrond

whitepaper

General aspects

Defining the challenges

Adaptive State Sharding

Secure Proof of Stake (SPoS)

Introduction

Entities

Intrinsic token

Threat model

Chronology

Architecture Overview

Ethereum

Omniledger

Zilliqa

Algorand

Chainspace

Related Work

Why sharding

Sharding types

Sharding directions

Elrond sharding approach

Notarization (Meta) chain

Scalability via Adaptive State Sharding

Consensus Analysis

Consensus via Secure Proof of Stake

Signature Analysis

Block signing in Elrond

Cryptographic Layer

Processing

Cross-shard Execution

VM Infrastructure

Smart contract languages

Support for formal modelling and verification

Smart contracts on the sharded architecture

Smart Contracts

Timeline division

Pruning

Bootstrapping and Storage

Randomness source

Randomness creation in Elrond

"K" block finality scheme

Fisherman challenge

Shard reorganization

Consensus group selection

Node rating

Shard redundancy

Security Evaluation

Centralized vs Decentralized

Understanding the real problems

The blockchain performance paradigm

Performance

Ongoing and future research

Overall Conclusions

Conclusion

References

A Highly Scalable Public Blockchain via Adaptive State Sharding and Secure Proof of Stake

Elrond Whitepaper