Cryptography, Blockchain, Ethereum, ICO, Bitcoin.
the digital signature of m. Careful: k⁻ ¹ is an modular inverse (k and p-1 being co-prime, we can use the extended Euclid Algorithm as usedin the snippet below) Verification (performed by the verifier) Take (r, s, m) as inputs Check 0 < r < p and 0 < s < p-1 Compute t = H(m) Check g ᵗ == y ʳ r ˢ