Decrypting Crypto-Currency with F#

Transcript

1. Decrypting Crypto-Currency
   with F#
   A Very Serious Presentation by
   Robert Pickering
   

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2. much dogecoin
   wow
   

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3. such coin
   very crypto
   wow
   

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4. much peer-to-peer
   such distributed wow
   

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5. type IPeerToPeerConnectionManager =
   abstract Connect: unit -> unit
   abstract Broadcast: Message -> unit
   abstract SendTo: IPAddress -> Message -> unit
   []
   abstract MessageReceived: IEvent
   

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6. Such database
   Block Block Block Block
   Genasis
   Block
   Trans Trans Trans Trans
   Address Address Address Address
   Trans
   Address
   Reward Reward Reward Reward
   Payment
   

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7. type Block =
   { OffSet: int64
   Length: int
   Version: int
   Hash: array
   // hash of previous block
   MerKleRoot: array
   Timestamp: DateTime
   Target: int
   Nonce: int
   NumberOfTransactions: uint64
   Transactions: array }
   

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8. type Transaction =
   { TransactionVersion: int
   NumberOfInputs: uint64
   Inputs: array
   NumberOfOutputs: uint64
   Outputs: array
   LockTime: int
   TransactionHash: array }
   

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9. type Input =
   { InputHash: array
   InputTransactionIndex: int
   ResponseScriptLength: uint64
   ResponseScript: array
   ParsedResponseScript: option>
   SequenceNumber: int }
   type Output =
   { Value: int64
   OutputScriptLength: uint64
   OutputScript: array
   ParsedOutputScript: option>
   CanonicalOutputScript: option }
   

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10. very crypto
    such private key
    

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11. [|Op_Dup; Op_HASH160;
    Op_PushData
    (Vector(20uy),
    [|174uy; 162uy; 183uy; 35uy; 215uy; 73uy; 186uy; 28uy; 7uy; 81uy;
    57uy; 60uy; 120uy; 183uy; 65uy; 181uy; 159uy; 157uy; 79uy; 247uy|]);
    Op_EqualVerify; Op_CheckSig|];
    very output
    

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12. [|Op_PushData
    (Vector(72uy),
    [|48uy; 69uy; 2uy; 32uy; 124uy; 166uy; 68uy; 95uy; 86uy; 220uy;
    43uy; 209uy; 203uy; 254uy; 114uy; 34uy; 110uy; 142uy; 200uy;
    164uy; 243uy; 111uy; 76uy; 77uy; 162uy; 249uy; 121uy; 216uy;
    149uy; 52uy; 233uy; 34uy; 147uy; 147uy; 246uy; 180uy; 2uy; 33uy;
    0uy; 217uy; 84uy; 56uy; 142uy; 241uy; 234uy; 57uy; 137uy; 54uy;
    24uy; 166uy; 78uy; 141uy; 235uy; 22uy; 249uy; 196uy; 220uy; 0uy;
    98uy; 0uy; 222uy; 121uy; 12uy; 110uy; 20uy; 2uy; 168uy; 21uy;
    235uy; 92uy; 134uy; 1uy|]);
    Op_PushData
    (Vector(33uy),
    [|2uy; 231uy; 24uy; 167uy; 187uy; 86uy; 155uy; 0uy; 14uy; 185uy;
    222uy; 52uy; 154uy; 160uy; 83uy; 42uy; 172uy; 224uy; 229uy; 26uy;
    22uy; 244uy; 169uy; 246uy; 108uy; 79uy; 236uy; 176uy; 42uy; 85uy;
    46uy; 103uy; 47uy|])|];
    very input
    

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13. wow
    very hard
    much work
    

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14. ddf4829b8a9fc60acf4aa74d28e7a188e3e1c22721ea87095a77eb0140fb1428
    Normal Hash:
    0000000000000000423235bbb96c073b9d97dc6f9bc733b09b3594b49d7ffa4c
    Special Hash:
    so zero
    wow
    

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16. Explore the block chain:
    http://blockchain.info/
    Good explanation of the block chain:
    http://james.lab6.com/2012/01/12/bitcoin-285-bytes-that-changed-the-world/
    The protocol specification:
    https://en.bitcoin.it/wiki/Protocol_specification
    My explanation of bitcoin:
    http://robertpi.github.io/blog/2014/01/01/bitcoins-a-detailed-yet-easy-to-
    understand-explaination/
    much info
    

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17. Questions?
    

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