密钥、地址、钱包

数据：

q: a prime number;q= 225519;$$$$

d: an element ofFq;d=121665/121666;

l: a prime order of the base point;l= 2252+ 27742317777372353535851937790883648493;

算法：

E: an elliptic curve equation;x2+y2= 1 +dx2y2; G: a base point;G= (x,4/5);

Hs: a cryptographic hash function{0,1}⇤!Fq; Hp: a deterministic hash functionE(Fq)!E(Fq).