Questions tagged [theory]

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17
votes
4answers
5k views

Why does the Bitcoin protocol use the little-endian notation?

Why does the Bitcoin use the litte-endian notation? It is less common than big-endian notation, thus when programming low-level applications working with Bitcoin protocol, one quite often has to ...
11
votes
2answers
2k views

Two blocks, two transactions, same hash

Would a block containing a transaction with an identical hash as a previous transaction be considered valid? That is, if someone made a transaction for generating Bitcoins and solve two blocks with ...
6
votes
2answers
331 views

Is there any software available for testing of Bitcoin security?

I'm currently in the process of working on my thesis about Bitcoin security and I'm wondering if there's any software available for testing of Bitcoin security? For example, are there any programs ...
11
votes
5answers
3k views

What would happen if you send bitcoins to a non-existent Bitcoin address?

If one were to send bitcoins to an address that has not been created yet, what would happen? Would the coins be lost forever? Would they just sit there until the address and key pair are generated?