An in-depth look at blockchain fundamentals using Bitcoin as the primary example
Description
Section 1: Introduction, Ecosystem & Hash
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Basic understanding of money, fiat currency, ledgers and transactions
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Detailed understanding of hash functions, their applications and benefits
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Exposure to blockchain operation and terminology with a focus on Bitcoin
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Introduction to popular terms involved with blockchain and cryptocurrency applications
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Brief history of the internet’s technology evolutions, and why blockchain is advancing today
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Learning the numerous potential applications for blockchain along with risks & benefits
Section 2: Blockchain, Proof of Work & Mining
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Detailed understanding Bitcoin’s block data structure and purpose (can be expanded to most blockchains)
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Learning why the blockchain is immutable and tamper-proof via block hashes
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Understanding the purpose and function of Merkle roots and how they are used in the blockchain
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Exposure to technical blockchain terminology with a focus on Bitcoin
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Solutions to the trust-less consensus and double-spend problems using Nakamoto Consensus
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The validation rules used by Bitcoin to ensure a stable and secure network
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Consensus forks and how Bitcoin deals with network conflicts globally
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Mining algorithms and how mining pools and rigs operate on the inside, and how they earn money
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Trade-offs between various types of mining hardware
Section 3: Transactions & Digital Signatures
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Different types of financial ledger systems
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Bitcoin transaction format & operation
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Unspent Transaction Output (UTXO) purpose & function
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How wallets create transactions when making payments
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Coinbase transaction purpose, format and function
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Digital signature purpose & detailed mathematical operation
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Detailed understanding of Bitcoin’s Pay-to-Public-Key-Hash (P2PKH) format
Section 4: Wallets, Exchanges, Fees & Block Rewards
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Purpose and function of a cryptocurrency wallet
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Different types of wallets, including hot, cold and SPV
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The most common standards that dictate all the modern wallets used today
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Private and public key generation
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Purpose and function of a cryptocurrency centralized exchange
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Merkle proofs and their benefits
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Bloom filters and how they add some security to the wallet operation
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Block rewards & fees
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Mempool creation and management
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Fee volatility and network risks
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Techniques that could exploit a fee-dominant network, such as undercutting, selfish mining and petty compliance
Section 5: Bitcoin Core, Blockchain Explorer & Forks
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Bitcoin core software functionality and operation
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Operation of the major transaction types (P2PKH, P2MS, P2SH)
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Navigating cryptocurrency blockchain explorers
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Hard and soft fork, their causes and impacts
Section 6: Bitcoin Advancements
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Transaction malleability – what does it mean, why it’s bad, and how to fix it
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Segregated Witness – what does it mean and how was this innovative technique implemented in Bitcoin
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Bech32 Bitcoin addresses – how they are calculated and why they are important
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The concept of layer 2 solutions built on-top of layer 1 blockchains, the meaning of “on-chain” vs “off-chain”, along with the reasons and benefits for implementing a layer 2
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Payment channel fundamentals including funding, commitment, revocation, punishment and settlement transactions
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Lightning Network protocols including Onion Routing and Hash Time Locked Contracts (HTLCs)
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How Bitcoin’s Pay-to-Script-Hash transaction types enable the layer 2 and Lightning, via smart contract code
Total Students | 123 |
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Duration | 11.5 hours |
Language | English (US) |
Original Price | |
Sale Price | 0 |
Number of lectures | 12 |
Number of quizzes | 0 |
Total Reviews | 24 |
Global Rating | 4.8125 |
Instructor Name | Dana DeMeo |
Course Insights (for Students)
Actionable, non-generic pointers before you enroll
Student Satisfaction
86% positive recent sentiment
Momentum
Steady interest
Time & Value
- Est. time: 11.5 hours
- Practical value: 8/10
Roadmap Fit
- Beginner → Advanced → Advanced
Key Takeaways for Learners
- Hands-on practice
- Real-world examples
- Project-based learning
- Hands On
- Clear Explanation
Course Review Summary
Signals distilled from the latest Udemy reviews
What learners praise
- Hands On
- Clear Explanation
Watch-outs
No consistent issues reported.
Difficulty
Best suited for
Practitioners optimizing at scale
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