SECP_521_R_1

a: Curve equation coefficient See https://www.secg.org/sec2-v2.pdf

b: Curve equation coefficient See https://www.secg.org/sec2-v2.pdf

h: Cofactor of the cyclic subgroup generated by G See https://www.secg.org/sec2-v2.pdf

the number of bits/bytes needed to store point coordinates (such as public key coordinates) in unsigned form

the number of bytes needed to store a public key coordinate in unsigned form

G: Generator of cyclic curve subgroup See https://www.secg.org/sec2-v2.pdf

the number of bits needed to store a private key in unsigned form

p: Prime modulus of the underlying prime field See https://www.secg.org/sec2-v2.pdf

r: Order of (the cyclic subgroup generated by) G See https://www.secg.org/sec2-v2.pdf

the number of bits/bytes needed to store scalar multipliers (such as private keys) in unsigned form

the number of bytes needed to store a raw signature (r and s concatenated) over this curve