main.rs:
use crypto::digest::Digest;
use crypto::sha2::Sha256;
fn main() {
let input = "dashen";
let mut sha = Sha256::new();
sha.input_str(input);
println!("{}", sha.result_str());
}
Cargo.toml:
[package]
name = "crypto_test"
version = "0.1.0"
edition = "2021"
# See more keys and their definitions at https://doc.rust-lang.org/cargo/reference/manifest.html
[dependencies]
rustc-serialize = "0.3.24"
rust-crypto = "0.2.36"
rand = "0.8.5"
输出为:
6d65924d8e0580b9ac04d13da91c74c3ae28b08b4be4634ae06e647f42a88913
可以在线比对验证一下
use std::iter::repeat;
use crypto::hmac::Hmac;
use crypto::mac::Mac;
use crypto::sha2::Sha256;
use rand::{RngCore, rngs::OsRng};
use rustc_serialize::base64::{STANDARD, ToBase64};
use rustc_serialize::hex::ToHex;
use crypto::aes::{self,KeySize};
fn main() {
let mut key: Vec<u8> = repeat(0u8).take(32).collect();
println!("key1: {:?}", key);
OsRng.fill_bytes(&mut key);
println!("key2: {:?}", key);
println!("key: {}", key.to_base64(STANDARD));
let message = "dashen.tech";
let mut hmac = Hmac::new(Sha256::new(), &key);
hmac.input(message.as_bytes());
println!("HMAC digest: {}", hmac.result().code().to_hex());
}
输出:
key1: [0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0]
key2: [222, 156, 238, 1, 219, 222, 104, 217, 162, 90, 44, 240, 252, 125, 103, 47, 217, 104, 37, 81, 138, 15, 191, 43, 204, 182, 103, 51, 123, 148, 92, 255]
key: 3pzuAdveaNmiWizw/H1nL9loJVGKD78rzLZnM3uUXP8=
HMAC digest: 33f440b743d37078d428796c028f47237400f91bb638cc843508224f224f4407
可以在线比对[1]验证一下:
发现不一致...
用Go实现一下:
package main
import (
"crypto/hmac"
"crypto/sha256"
"encoding/hex"
"fmt"
)
func main() {
rs := hmacSha256("dashen.tech", "3pzuAdveaNmiWizw/H1nL9loJVGKD78rzLZnM3uUXP8=")
fmt.Println("结果为:", rs)
}
func hmacSha256(data string, secret string) string {
h := hmac.New(sha256.New, []byte(secret))
h.Write([]byte(data))
return hex.EncodeToString(h.Sum(nil))
}
结果为: 019cb6bd005949a61eca8bd8900b03bb481803348a497340b65bfe9c3e4816e5
和在线工具计算出的结果一致,说明rust版的实现有问题...以后再研究下原因
AES加密原理: 采用对称分组密码体制,密钥的长度最少支持为128、192、256位;加密分组长度128位,如果数据块及密钥长度不足时,会补齐进行加密。
aes加密中的iv是什么[2]
关于AES加解密中CBC模式的IV初始化向量的安全性问题[3]
use std::iter::repeat;
use rand::{RngCore, rngs::OsRng};
use rustc_serialize::base64::{STANDARD, ToBase64};
use crypto::aes::{self, KeySize};
use crypto::symmetriccipher::SynchronousStreamCipher;
fn main() {
let mut key: Vec<u8> = repeat(0u8).take(16).collect();
println!("key1: {:?}", key);
OsRng.fill_bytes(&mut key);
println!("key2: {:?}", key);
println!("key: {}", key.to_base64(STANDARD));
let mut iv: Vec<u8> = repeat(0u8).take(16).collect();
println!("iv1:{:?}", iv);
OsRng.fill_bytes(&mut iv);
println!("iv2:{:?}", iv);
println!("iv: {}", iv.to_base64(STANDARD));
let mut cipher = aes::ctr(KeySize::KeySize128, &key, &iv);
let secret = "dashen.tech";
let mut output: Vec<u8> = repeat(0u8).take(secret.len()).collect();
cipher.process(secret.as_bytes(), &mut output[..]);
println!("最终结果为:{}", output.to_base64(STANDARD));
}
输出:
key1: [0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0]
key2: [199, 203, 0, 244, 50, 50, 159, 132, 73, 176, 74, 56, 85, 31, 15, 218]
key: x8sA9DIyn4RJsEo4VR8P2g==
iv1:[0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0]
iv2:[74, 79, 85, 77, 17, 214, 64, 71, 35, 240, 34, 105, 42, 80, 40, 226]
iv: Sk9VTRHWQEcj8CJpKlAo4g==
最终结果为:b4NBF3CKKLfYuLg=
在线比对: http://www.metools.info/code/c25.html
[2]aes加密中的iv是什么: https://blog.csdn.net/weixin_39559119/article/details/111180758
[3]关于AES加解密中CBC模式的IV初始化向量的安全性问题: https://www.jianshu.com/p/45848dd484a9
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