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Bobbin Threadbare
2024-09-13 11:01:04 -07:00
committed by GitHub
parent 913384600d e34900c7d8
commit c44ccd9dec
8 changed files with 83 additions and 13 deletions
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15
src/dsa/rpo_falcon512/keys/secret_key.rs
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@@ -28,13 +28,14 @@ const WIDTH_SMALL_POLY_COEFFICIENT: usize = 6;
// SECRET KEY
// ================================================================================================
/// The secret key is a quadruple [[g, -f], [G, -F]] of polynomials with integer coefficients. Each
/// polynomial is of degree at most N = 512 and computations with these polynomials is done modulo
/// the monic irreducible polynomial ϕ = x^N + 1. The secret key is a basis for a lattice and has
/// the property of being short with respect to a certain norm and an upper bound appropriate for
/// a given security parameter. The public key on the other hand is another basis for the same
/// lattice and can be described by a single polynomial h with integer coefficients modulo ϕ.
/// The two keys are related by the following relation:
/// The secret key is a quadruple [[g, -f], [G, -F]] of polynomials with integer coefficients.
///
/// Each polynomial is of degree at most N = 512 and computations with these polynomials are done
/// modulo the monic irreducible polynomial ϕ = x^N + 1. The secret key is a basis for a lattice
/// and has the property of being short with respect to a certain norm and an upper bound
/// appropriate for a given security parameter. The public key on the other hand is another basis
/// for the same lattice and can be described by a single polynomial h with integer coefficients
/// modulo ϕ. The two keys are related by the following relation:
///
/// 1. h = g /f [mod ϕ][mod p]
/// 2. f.G - g.F = p [mod ϕ]

2
src/dsa/rpo_falcon512/signature.rs
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@@ -44,7 +44,7 @@ use super::{
/// 2. 40 bytes for the nonce.
/// 4. 625 bytes encoding the `s2` polynomial above.
///
/// The total size of the signature is (including the extended public key) is 1563 bytes.
/// The total size of the signature (including the extended public key) is 1563 bytes.
#[derive(Debug, Clone, PartialEq, Eq)]
pub struct Signature {
header: SignatureHeader,