Blockchain is a distributed ledger technology that uses cryptographic techniques to enable secure and transparent transactions between parties without the need for a central authority. The following are the key components and concepts of a blockchain system:
Distributed Ledger Technology (DLT)
Cryptography
Nodes
Blocks
Transactions
Public and Private Keys
Blockchain Consensus Mechanisms
Mining
Smart Contracts
Decentralized Applications (dApps)
Tokens and Cryptocurrencies
Wallets
Immutable Transactions
Forks
Merkle Trees
Interoperability
Gas Fees
Governance Models
Non-Fungible Tokens (NFTs)
Stablecoins
Oracles
Sidechains and Layer 2 Solutions
Permissioned vs. Permissionless Blockchains
These article will focus on Distributed Ledger Technology (DLT).
Distributed Ledger Technology (DLT)
Distributed Ledger Technology (DLT) is a type of database technology that allows multiple participants to share and maintain a consistent and secure record of transactions or data without the need for a central authority or intermediaries like Banks, financial institutions and Government agencies.
In a traditional database, one central authority usually controls and updates the database. However, in a distributed ledger, each participant in the network maintains their own copy of the database and transactions are validated and added to the ledger by a consensus mechanism agreed upon by the network participants. This means there is no central point of control or failure, and the system is inherently more secure and transparent to everyone on the network.
DLT is often used in the context of cryptocurrencies like Bitcoin and Ethereum where it provides a secure and decentralized way to record and verify transactions. It is just like a big book where everyone can write down information, but nobody can change what has already been written.eg lohbook use for business or scientific setting and guest book or visitors book. This means that if someone tries to cheat and change the information, everyone will know because they have a copy of the same book. However, it has many other potential applications, including supply chain management, voting systems, and financial services.
Here are some real-world examples of how DLT works:
Bitcoin: Bitcoin is the most well-known example of DLT, which uses a public blockchain to store all transactions on a decentralized network of computers. The blockchain ensures that every transaction is secure, transparent, and unchangeable, without relying on a central authority such as a bank.
Ethereum: Ethereum is another popular blockchain platform that uses smart contracts to automate and execute agreements between parties. Smart contracts are self-executing programs that automatically enforce the terms of a contract, making it more efficient, secure, and transparent.
Supply chain management: DLT can also be used to track the movement of goods in a supply chain, providing transparency and accountability at every stage. By using DLT, companies can ensure that the products they receive are genuine, and consumers can track the origins and journey of the products they purchase.
Identity verification: DLT can also be used to verify identity, which is particularly useful in situations where trust is important, such as voting or financial transactions. By using DLT, individuals can control their personal data and verify their identity without relying on third-party intermediaries.
Overall, DLT has the potential to transform many industries by making processes more secure, efficient, and transparent.
Reference | Resources
https://en.wikipedia.org/wiki/Distributed_ledger
https://blockgeeks.com/guides/what-is-blockchain-technology/
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