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Blockchain Cryptography Cyber Security Identity Industrial Innovation TechnologyPost Views: 7657
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By Paula Livingstone on April 11, 2023, 6:37 p.m.
Tagged with: Consensus Identity Lightweight Blockchain Scalability IOT Optimization Architecture Performance Sharding Edge Computing
In our previous posts we explored the massive potential of the Internet of Things (IoT) along with its key challenges. We also discussed how blockchain could help mitigate some of these issues through its decentralized architecture and cryptographic security. Now let's examine how blockchain platforms can be optimized for IoT applications.
Scalability and Performance
Public blockchains like Bitcoin and Ethereum are not well-suited for the massive transactional loads and low latency required by IoT networks. Their consensus protocols like proof-of-work are slow, delaying block creation and transaction confirmation times.
Various solutions are being explored to improve blockchain scalability and throughput for IoT data, including:
- Sharding - Partitioning the blockchain network into smaller shards each with its own transaction set and validators.
- Off-chain channels - Moving routine transactions off-chain and using the blockchain as a settlement layer.
- Alternative consensus models - Using proof-of-stake, delegated proof-of-stake, or Byzantine fault tolerance-based algorithms.
Lightweight Architectures
IoT devices have limited computing resources. To enable them to run full node clients, blockchain platforms like IOTA and Hashgraph use lightweight cryptography and consensus models tuned for IoT environments.
Edge computing integrates data processing close to IoT devices. Combining edge computing with blockchain lightens processing for IoT devices by handling consensus and validation at the edge servers.
Identity and Key Management
The billions of devices in IoT networks require efficient identity and key management. Blockchains are exploring identity protocols like distributed PKI and lightweight identity schemes designed for IoT environments.
Stay tuned for our next post where we'll dive into real-world blockchain IoT use cases and industry examples!
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