Questions tagged [ecdh]

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Can ECDH peers waste each other's time at will?

Peter Dettman notes that ECDH peers can waste each other's time at will. What does he mean? Can this be weaponized against Lightning nodes?
4
votes
1answer
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Sending confidential transaction amount to the receiver

In confidential transaction proposed by Maxwell, instead of transaction amounts we use pedersen commitments to hide the amount and add the range proof to the transaction to prevent overflow. A simple ...
5
votes
3answers
1k views

What is BIP32-style derivation?

I am reading the technical "specification" for stealth addresses, available here. The core idea is described in the following paragraph: Using Elliptic curve Diffie-Hellman (ECDH) we can generate a ...