R is a function of an ECDSA signature.
Knowing "k" to allows anyone to produce R, where k is the k value of a signature.
You are describing a simpler usecase instead. Both are similar, but one is a function of ECDSA signature which gives you the ability to do more complex things.
R is a function of an ECDSA signature.
Knowing "k" to allows anyone to produce R, where k is the k value of a signature.
You are describing a simpler usecase instead. Both are similar, but one is a function of ECDSA signature which gives you the ability to do more complex things.