technology cse5095-010: lec ture 5 blockchain · 2021. 7. 15. · please do not use old (ihb5x...)...
TRANSCRIPT
CSE5095-010: Blockchain Technology
Lecture 5
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Bitcoin Scalability
Transaction Throughput●
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Segregated Witness (SegWit)●●
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Payment Channels●
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A Payment Channel Pictorially I
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A Payment Channel Pictorially II
8Source: https://bitcoin.org/en/contracts-guide#micropayment-channel
Payment Networks●●
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● [Poon et al., 2014]
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Bitcoin Security
Security Definition●
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Security Properties I●
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Security Properties II●
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Security Issues●
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Double Spending●
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Sybil Attacks●
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51% Attack●●
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But, Tendency Toward Centralization●
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Mining Pools I●●
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Mining Pools II●
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Eclipse Attack●
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Goldfinger Attack●
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Denial of Service Attacks I●
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Is Bitcoin Anonymous?●
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24Source: https://shop.wikileaks.org/donate
No, it is not … Transaction are Linkable!
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References
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