. Net 5 이상

PEM 개인 키를 읽을 수 있습니다. {전체 PEM 개인 키} ----- 엔드 RSA 개인 키 ----- "; var rsa = rsa.create (); rsa.importfrompem (privatekey.tochararray ());

미리 설치된 라이브러리

var privateKey = @"-----BEGIN RSA PRIVATE KEY-----
{ the full PEM private key } 
-----END RSA PRIVATE KEY-----";

var rsa = RSA.Create();
rsa.ImportFromPem(privateKey.ToCharArray());

var privateKey = @"-----BEGIN RSA PRIVATE KEY-----
{ the full PEM private key } 
-----END RSA PRIVATE KEY-----";

var rsa = RSA.Create();
rsa.ImportFromPem(privateKey.ToCharArray());

가 적합하지 않으며 Bouncycastle을 제공하는 것과 같은 외부 라이브러리 :

var by by by by by by ber by by by by by by by by by by by by by by by by by by by ad convert.frombase64string ( "la0cz ..... d43g =="); // 해독 될 문자열, base64 인코딩 Asymmetriccipherkeypair kyypair; 사용 (var reader = file.opentext kyypair = (Asymmetriccipherkeypair) 새 pemreader (reader) .readobject (); var decryptengine = new pkcs1encoding (new rsaengine ()); decryptengine.init (false, kyypair.private); var decrypted = encoding.utf8.getString (decryptengine.processBlock (ByTestOdeCrypt, 0, ByTestOdeCrypt.length));