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selctive repeat algoritham on programming.pptx
Blockchain Tech Revolutionizing Data
Security and Transactions
Introduction
Blockchain technology is a secure, decentralized digital ledger that records transactions across multiple computers, ensuring
transparency and immutability while reducing reliance on intermediaries.
Blockchain
Fundamentals
01
Definition and Concept
Blockchain is a distributed database that maintains a continuously growing list of records, called blocks, linked and secured using
cryptography.
How Blockchain Works
Transactions are grouped into blocks, verified by a network of nodes, and added to the chain, making data tamper-resistant and
transparent.
Types of Blockchains
Blockchains can be classified as public, private, or consortium, each varying in access
permissions, control, and transparency depending on their use case.
Applications
and Challenges
02
Use Cases in Different Industries
Blockchain is transforming sectors such as finance, supply chain, healthcare, and real estate by enhancing security, traceability,
and efficiency.
Benefits of Blockchain
Technology
Key benefits include improved transparency, reduced fraud, increased security, and
lower operational costs through decentralized control.
Limitations and Challenges
Challenges include scalability issues, high energy consumption, regulatory uncertainty, and integration complexity with existing
systems.
Conclusions
Blockchain technology offers significant potential to transform industries through
secure and transparent operations, but organizations must navigate technical and
regulatory challenges effectively.
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selctive repeat algoritham on programming.pptx