狠狠撸

狠狠撸Share a Scribd company logo

??????????? ?????? ??????????? ??????????

?
?
J
Jisu Park

1. Blockchain technology has developed rapidly since 2008 with the emergence of Bitcoin. It is now being applied in various fields beyond cryptocurrency such as education and social media. 2. There are ongoing discussions around developing new consensus mechanisms to improve scalability and efficiency compared to the original Proof-of-Work mechanism used in Bitcoin. Proof-of-Stake and other alternatives are being explored. 3. As blockchain technology continues to evolve, it has the potential to transform industries and create new business models through decentralized applications, initial coin offerings, and new platforms that facilitate interaction between users, content, and advertisers in a distributed manner.

1 of 80
, 2018 YEHS 1
2015 2017 - - - - 2011 - , Splunk - , - , Purdue - 2012 - - Gami?cation - 2.0 - , 2
“ .” 3
4
- $ 300 5
- $ 11,705 6
7 ? -
8 ? ? ? SNS ? ? IoT ? -
9 SNS IoT -
1 2 3 4 5 6 10
11 1. : “ ”, (2008)
12 1.
13 2.
14 2. Satoshi Nakamoto
15 Peer-to-Peer , 2.
2. ( ) -1BTC +1BTC 16
2. -1BTC +1BTC +1BTC -2BTC +1BTC +2BTC -2BTC +2BTC -1BTC -1BTC 17
2. 18
2. Peer-to-Peer , 19
2. -1BTC 0BTC 20
2. 21
2. A B A B 1BTC 22
2. A B 1BTC B C 1BTC … A B C D 23
2. ? 24
2. 25
2. A B C D 26
2. A B C D 27
2. 28
2. Peer-to-Peer , 29
2. Peer-to-Peer , 30
2. A ( ) “ ?” A 31
2. A B “ ?” “ ” 1BTC “ ?” “ ” 32
2. 1. 2. “ ?” A C 33
2. + 34
2. 0 ~ 2 - 1 256 35
2. 36
2. 1. ( ) 23xdkj03kmcngjhg 37
2. 2. 23xdkj03kmcngjhg r r r 38
2. 910920 005F9D.. 39
2. 910920 005F9D.. 40
2. A B “1A1zP1eP…” “19iZnngP…” 1BTC “1A1zP1eP…” “19iZnngP…” 41
2. Peer-to-Peer , 42
2. “1A1zP1eP…” “19iZnngP…” 1BTC 43
2. 44
2. “1A1zP1eP…” “19iDEVIL.…” 1BTC 45
2. 1. 10 ? ( ) 46
2. 2. ( ) ! 47
2. 1 2 nn-1 …. 3. 48
2. 4. . 5. . 49
2. “1A1zP1eP…” “19iZnngP…” 1BTC 1. 50
2. “1A1zP1eP…” “19iZnngP…” 1BTC 2. 51
2. “1A1zP1eP…” “19iZnngP…” 1BTC 3. & 52
2. “1A1zP1eP…” “19iZnngP…” 1BTC 4. 53
2. ? 54
2. n-2 nn-1 T1 T2 T1 T2 55
2. Peer-to-Peer , 56
2. PoW(Proof of Work) 57
3. “ !” 58
3. PoW (Proof of Work) " !” 59
3. PoS (Proof of Stake) “ !” 60
3. 1. 2. ( ) => ! 61
3. PoW/PoS “ ” 62
3. 1. PoS 2. => ? 63
3. PoI “ ” 64
4. vs :: 65
4. ? ? ? ( ) ? (IOTA ) ? ? ? ? (BFT, PBFT) ? - 66
4. ? ? ? ? - 67
5. 1. ( ) 2. ICO ( / ) / ?? 3. DApp ( ) 68
5. : blackmooncrypto.com 69
5. : blackmooncrypto.com 70
5. : blackmooncrypto.com SNS 71
/ / => Brave => BAT 6. 72
=> => 6. 73
? => 6. 74
7. ? ? ? 75
Q&A 1. ??? ????? 2256 1 ( : 1/2^90 ) 76
( ?) p(n) = 1 - 365 (365 - n)! 365! n Q&A 1. ??? ????? 77
? . , .? ? , . .? ? 6 .? . Q&A 2. ?? ?? ??? 78
Q&A 2. ?? ?? ??? 79
Q&A 3. PoW ??? ? ? ? ? 80

More Related Content

??????????? ?????? ??????????? ??????????