using?System;
using?System.Collections.Generic;
using?System.Linq;
using?System.Text;

using?Org.BouncyCastle.Asn1.Pkcs;
using?Org.BouncyCastle.Asn1.X509;
using?Org.BouncyCastle.Crypto.Generators;
using?Org.BouncyCastle.Crypto.Parameters;
using?Org.BouncyCastle.Math;
using?Org.BouncyCastle.Pkcs;
using?Org.BouncyCastle.Security;
using?Org.BouncyCastle.Crypto.Engines;
using?Org.BouncyCastle.X509;
using?Org.BouncyCastle.Crypto;
using?Org.BouncyCastle.Asn1;
using?Org.BouncyCastle.Crypto.Encodings;

namespace?CryptionUtils
{
????public?class?RSAForJava
????{

????????public?RSAForJava（）
????????{
?????????????
????????}
????????///?

????????///?KEY?結構體
????????///?

????????public?struct?RSAKEY
????????{
????????????///?

????????????///?公鑰
????????????///?

????????????public?string?PublicKey
????????????{
????????????????get;
????????????????set;
????????????}
????????????///?

????????????///?私鑰
????????????///?

????????????public?string?PrivateKey
????????????{
????????????????get;
????????????????set;
????????????}
????????}
????????public?RSAKEY?GetKey（）
????????{
????????????//RSA密鑰對的構造器??
????????????RsaKeyPairGenerator?keyGenerator?=?new?RsaKeyPairGenerator（）;

????????????//RSA密鑰構造器的參數??
????????????RsaKeyGenerationParameters?param?=?new?RsaKeyGenerationParameters（
????????????????Org.BouncyCastle.Math.BigInteger.ValueOf（3）
????????????????new?Org.BouncyCastle.Security.SecureRandom（）
????????????????1024???//密鑰長度??
????????????????25）;
????????????//用參數初始化密鑰構造器??
????????????keyGenerator.Init（param）;
????????????//產生密鑰對??
????????????AsymmetricCipherKeyPair?keyPair?=?keyGenerator.GenerateKeyPair（）;
????????????//獲取公鑰和密鑰??
????????????AsymmetricKeyParameter?publicKey?=?keyPair.Public;
????????????AsymmetricKeyParameter?privateKey?=?keyPair.Private;

????????????SubjectPublicKeyInfo?subjectPublicKeyInfo?=?SubjectPublicKeyInfoFactory.CreateSubjectPublicKeyInfo（publicKey）;
????????????PrivateKeyInfo?privateKeyInfo?=?PrivateKeyInfoFactory.CreatePrivateKeyInfo（privateKey）;

????????????
????????????Asn1object?asn1objectPublic?=?subjectPublicKeyInfo.ToAsn1object（）;

????????????byte[]?publicInfoByte?=?asn1objectPublic.GetEncoded（“UTF-8“）;
????????????Asn1object?asn1objectPrivate?=?privateKeyInfo.ToAsn1object（）;
????????????byte[]?privateInfoByte?=?asn1objectPrivate.GetEncoded（“UTF-8“）;??

????????????RSAKEY?item?=?new?RSAKEY（）
????????????{
????????????????PublicKey?=Convert.Tobase64String（publicInfoByte）
????????????????PrivateKey=Convert.Tobase64String（privateInfoByte）
????????????};
????????????return?item;
????????}
????????private?AsymmetricKeyParameter?GetPublicKeyParameter（string?s）
????????{
????????????s?=?s.Replace（“\r“?““）.Replace（“\n“?““）.Replace（“?“““）;
????????????byte[]?publicInfoByte?=?Convert.Frombase64String（s）;
????????????Asn1object?pubKeyObj?=?Asn1object.FromByteArray（publicInfoByt

?屬性????????????大小?????日期????時間???名稱
-----------?---------??----------?-----??----

?????文件????2236416??2015-12-28?21:38??私鑰加密公鑰解密JAVA、C#、PHP互通\dll\BouncyCastle.Crypto.dll

?????文件???????5449??2017-10-28?09:28??私鑰加密公鑰解密JAVA、C#、PHP互通\RsaHelper.cs

?????文件????????782??2018-04-25?09:42??私鑰加密公鑰解密JAVA、C#、PHP互通\調用方法.txt

?????目錄??????????0??2018-04-25?09:51??私鑰加密公鑰解密JAVA、C#、PHP互通\dll

?????目錄??????????0??2018-04-25?09:51??私鑰加密公鑰解密JAVA、C#、PHP互通

-----------?---------??----------?-----??----

??????????????2242647????????????????????5