poz/bezpieczenstwo
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add key length as cli param

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jacekpoz 2024-05-14 14:37:27 +02:00
parent 4ebb85f329
commit 37e3bbb70d
Signed by: poz
SSH key fingerprint: SHA256:JyLeVWE4bF3tDnFeUpUaJsPsNlJyBldDGV/dIKSLyN8
1 changed files with 9 additions and 8 deletions
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17
l4/z1/rsa-rs/src/main.rs
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@ -1,9 +1,9 @@
use std::str::FromStr; use std::env;
use rand::thread_rng; use rand::thread_rng;
use num_bigint::{BigInt, BigUint, RandBigInt, ToBigInt}; use num_bigint::{BigInt, BigUint, RandBigInt, ToBigInt};
use num_traits::{One, Zero}; use num_traits::{One, Zero};
use num_prime::nt_funcs::is_prime; use num_prime::{nt_funcs::is_prime, PrimalityTestConfig, RandPrime};
#[derive(Clone, Debug, PartialEq)] #[derive(Clone, Debug, PartialEq)]
struct Key { struct Key {
@ -140,12 +140,13 @@ fn find_private_key(n: &BigUint, e: &BigUint, d: &BigUint) -> (BigUint, BigUint)
} }
fn main() { fn main() {
let p1 = BigUint::from_str( let n = env::args().nth(1)
"974727060224362646764494950343283895192247884131401225431125883626677704823599485452659329462717264789225578738426263942189471610243051112987455612230669642273763764066874828122466915752449939769915907320666994623051644250931060706544475012753421053710000840777305651367720812671715570852037695820669" .expect(format!("usage: {} <key_length>", env::args().nth(0).unwrap()).as_str())
).unwrap(); .parse::<usize>()
let p2 = BigUint::from_str( .expect("key length must be usize");
"405429572483370650711751211583337124241480095100234252252445505276023252806716412598284451359933836905532376631046948097710959823641510851399588137748599199145772088806906054590783739726661129142422308347175545861420111080331585498348237997146513527685781878012545164661089657770453030501423904836319"
).unwrap(); let p1: BigUint = thread_rng().gen_prime_exact(n, Some(PrimalityTestConfig::strict()));
let p2: BigUint = thread_rng().gen_prime_exact(n, Some(PrimalityTestConfig::strict()));
println!("p1 ({b} bits): {p1}", b = p1.bits()); println!("p1 ({b} bits): {p1}", b = p1.bits());
println!("p2 ({b} bits): {p2}", b = p1.bits()); println!("p2 ({b} bits): {p2}", b = p1.bits());