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2 votes
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Why is the Generator Point G for secp256k1 curve typically indicated in (y,-x) quadrant?

The secp256k1 curve is defined by the equation y2 = x3 + 7 with coordinates X and Y over the field GF(p) with p=2256 - 232 - 977, not the field of real numbers. This field consists of the integers ...
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1 vote

Is it feasible to calculate EC private key k from public key K for very low values of k?

Yes you could start creating a database of private/public keys but that wouldn’t get you anywhere, there is not enough storage in the world to ever store any significant portion of the key space. To ...
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7 votes
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How much entropy is lost alphabetising your mnemonics?

TL;DR: you get around a factor 500 million attack speedup for 12 words, bringing it not quite in the realm of feasible attacks, but it's getting close. For 24 words, the speedup is around a factor ...
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5 votes

How much entropy is lost alphabetising your mnemonics?

The number of possible 12 word phrases (disregarding the checksum) is 2048 ^ 12 = 5444517870735015415413993718908291383296 The number of alphabetically ordered 12 word phrases is = ...
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1 vote

Hello, I'm not new to crypto, but I am quite new to Mining, can someone give me some tips on the best BTC miner as of today?

Any website for mining Bitcoin directly is scammy. You need expensive specialised hardware to mine Bitcoin. The best known supplier of mining equipment is perhaps Bitmain. See In the ASIC-age, is it ...
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2 votes

Can hot wallets be secure?

The problem here is not cryptography, but the number of attack vectors. To tackle the first point, cryptography: It doesn't matter if you use the most sophisticated seed generation process if someone ...
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