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密码进行加盐哈希 using CSharp,Python,Go,Java

news 2026/4/18 0:13:06

CSharp,

using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Threading.Tasks;
using BCrypt.Net;namespace Common
{/// <summary>/// 加盐哈希/// BCrypt.Net/// https://github.com/BcryptNet/bcrypt.net/// </summary>public class BcryptConverter{/// <summary>/// 生成加盐哈希密码/// </summary>/// <param name="password">原始密码</param>/// <returns>加盐哈希后的密码字符串</returns>public static string HashPassword(string password){// 生成随机盐并哈希return BCrypt.Net.BCrypt.HashPassword(password);}/// <summary>/// 验证密码是否匹配哈希/// </summary>/// <param name="password">原始密码</param>/// <param name="hashedPassword">存储的哈希密码</param>/// <returns>是否匹配</returns>public static bool VerifyPassword(string password, string hashedPassword){// 校验密码与哈希是否匹配return BCrypt.Net.BCrypt.Verify(password, hashedPassword);}}
}

调用：

using System;
using System.Collections.Generic;
using System.ComponentModel;
using System.Linq;
using System.Web;
using System.Web.UI;
using System.Web.UI.WebControls;
using Common;namespace HighCharts
{/// <summary>/// /// </summary>public partial class BCryptdemo : System.Web.UI.Page{/// <summary>/// /// </summary>/// <param name="sender"></param>/// <param name="e"></param>protected void Page_Load(object sender, EventArgs e){string pwd = "123456";string hashed = BcryptConverter.HashPassword(pwd);if (BcryptConverter.VerifyPassword("123456", hashed)){Response.Write("ok"); }else {Response.Write("erro");}hashed = "$2a$10$i.W7bLRgHZMjVpLADHzmaOk/jde00EhOVCRIKyY2BnPUFvS4ZvTC2";if (BcryptConverter.VerifyPassword("123456", hashed)){Response.Write("ok2");}else{Response.Write("erro2");}}}
}

Python,

# encoding: utf-8 
# 版权所有  2026 ©涂聚文有限公司™ ®
# 许可信息查看：言語成了邀功盡責的功臣，還需要行爲每日來值班嗎
# 描述：pip install bcrypt  https://github.com/pyca/bcrypt
# Author    : geovindu,Geovin Du 涂聚文.
# IDE       : PyCharm 2024.3.6 python 3.11
# os        : windows 10
# database  : mysql 9.0 sql server 2019, postgreSQL 17.0  Oracle 21c Neo4j  $2a$10$i.W7bLRgHZMjVpLADHzmaOk/jde00EhOVCRIKyY2BnPUFvS4ZvTC2
# Datetime  : 2026/4/17 22:26 
# User      :  geovindu
# Product   : PyCharm
# Project   : Pysimple
# File      : Bcrypt.pyimport bcrypt
from typing import castclass BcryptConverter(object):"""BCrypt 密码哈希工具（与 C# 版本功能一致）"""@staticmethoddef hash_password2(password: str) -> str:"""生成加盐哈希密码:param password: 明文密码字符串:return: 哈希后的字符串（可直接存数据库）"""# 自动转 bytes，生成盐并哈希password_bytes = password.encode('utf-8')salt = bcrypt.gensalt()  # 自动生成随机盐hashed_bytes = bcrypt.hashpw(password_bytes, salt)return hashed_bytes.decode('utf-8')  # 返回字符串@staticmethoddef verify_password2(password: str, hashed_password: str) -> bool:""":param password::param hashed_password::return:"""if not (hashed_password.startswith("$2b$") and len(hashed_password) == 60):return cast(bool, False)  # 显式断言类型try:password_bytes = password.encode('utf-8')hashed_bytes = hashed_password.encode('utf-8')return cast(bool, bcrypt.checkpw(password_bytes, hashed_bytes))except Exception:return cast(bool, False)@staticmethoddef HashPassword(password: str) -> str:"""（与 C# 版本功能一致）:param password::return:"""return bcrypt.hashpw(password.encode('utf-8'), bcrypt.gensalt()).decode('utf-8')   #$2b$12$QLXVeM0B57EmPZqFYSbhxOtnGhY/b.oB3pH7srxh/42OUp9TVdrOW@staticmethoddef VerifyPassword(password:str, hashedPassword:str) -> bool:"""（与 C# 版本功能一致）:param password::param hashedPassword::return:"""return bcrypt.checkpw(password.encode('utf-8'), hashedPassword.encode('utf-8'))

调用：

if __name__ == "__main__":br = BcryptConverter()# 1. 哈希密码pwd = "123456"hashed = br.HashPassword(pwd)print("哈希结果:", hashed)# 2. 验证正确密码print(br.VerifyPassword("123456", hashed))  # Truehashed="$2a$10$i.W7bLRgHZMjVpLADHzmaOk/jde00EhOVCRIKyY2BnPUFvS4ZvTC2"# 3. 验证错误密码print(br.VerifyPassword("123456", hashed))  # Falseprint(br.verify_password2("123456", hashed))

Go,

/*
# 版权所有  2026 ©涂聚文有限公司™ ®
# 许可信息查看：言語成了邀功盡責的功臣，還需要行爲每日來值班嗎
# 描述：  go get golang.org/x/crypto/bcrypt
# Author    : geovindu,Geovin Du 涂聚文.
# IDE       : goLang 2024.3.6 go 26.2
# os        : windows 10
# database  : mysql 9.0 sql server 2019, postgreSQL 17.0  Oracle 21c Neo4j
# Datetime  : 2026/4/17 22:39
# User      :  geovindu
# Product   : GoLand
# Project   : mysqldemol
# File      : BcryptConverter.go
*/
package commonimport "golang.org/x/crypto/bcrypt"type BcryptConverter struct{}// HashPassword 生成加盐哈希密码
// password: 原始明文密码
// return: 哈希后的字符串 / 错误
func (BcryptConverter) HashPassword(password string) (string, error) {// bcrypt.DefaultCost = 10（和C# BCrypt.Net默认一致）hashBytes, err := bcrypt.GenerateFromPassword([]byte(password), bcrypt.DefaultCost)return string(hashBytes), err
}// VerifyPassword 验证密码是否匹配哈希
// password: 明文密码
// hashedPassword: 数据库存储的哈希串
// return: 匹配返回true，失败/错误返回false
func (BcryptConverter) VerifyPassword(password, hashedPassword string) bool {err := bcrypt.CompareHashAndPassword([]byte(hashedPassword), []byte(password))return err == nil
}

调用

func main() {var converter common.BcryptConverter// 1. 哈希密码rawPwd := "123456"hashedPwd, errs := converter.HashPassword(rawPwd)if errs != nil {panic("哈希失败：" + errs.Error())}println("原始密码：", rawPwd)println("哈希结果：", hashedPwd)// 2. 验证正确密码match1 := converter.VerifyPassword(rawPwd, hashedPwd)println("正确密码验证结果：", match1) // true// 3. 验证错误密码match2 := converter.VerifyPassword("wrongpwd", hashedPwd)println("错误密码验证结果：", match2) // false

Java

/*** encoding: utf-8* 版权所有 2026 ©涂聚文有限公司 ®* 许可信息查看：言語成了邀功盡責的功臣，還需要行爲每日來值班嗎* 描述：https://github.com/djmdjm/jBCrypt   https://www.mindrot.org/projects/jBCrypt/* Author    : geovindu,Geovin Du 涂聚文.* IDE       : IntelliJ IDEA 2024.3.6 Java 17* # database  : Oracle21c,MySQL 9.0,SQL Server 2019,PostgreSQL 17.1 Neo4j* # OS        : window10* Datetime  : 2026 - 2026/4/17 - 22:07* User      : geovindu* Product   : IntelliJ IDEA* Project   : sutdyjava* File      : BcryptConverter.java* explain   : 学习  类**/package Common;import org.mindrot.jbcrypt.BCrypt;/*** 加盐哈希*/
public class BcryptConverter {/*** 生成加盐哈希密码* @param password 原始密码* @return 加盐哈希后的密码字符串*/public static String HashPassword(String password){// 生成随机盐并哈希return BCrypt.hashpw(password, BCrypt.gensalt());}/*** 验证密码是否匹配哈希* @param password 原始密码* @param hashedPassword 存储的哈希密码* @return 是否匹配*/public static Boolean VerifyPassword(String password, String hashedPassword){// 校验密码与哈希是否匹配return BCrypt.checkpw(password, hashedPassword);}}

调用：：

 public static void main(String[] args){String pwd = "123456";String hashed = BcryptConverter.HashPassword(pwd);System.out.println(hashed);if(BcryptConverter.VerifyPassword(pwd,hashed)){System.out.println("Password verified");}else{System.out.println("Password not verified");}hashed="$2a$10$i.W7bLRgHZMjVpLADHzmaOk/jde00EhOVCRIKyY2BnPUFvS4ZvTC2";if(BcryptConverter.VerifyPassword(pwd,hashed)){System.out.println("Password verified2");}else{System.out.println("Password not verified2");}for(int i=0;i<5;i++) {for(int j=0;j<5;j++) {Car car = new Car("中国东风", "i:"+i, j);car.accelerate(20);car.displayStatus();}}System.out.println("Hello, World!");}
}

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