RSA Public Key Cryptography

1         /// <summary>2         ///RSA public Key Cryptography3         /// </summary>4         /// <param name= "Content" >Text to encrypt</param>5         /// <param name= "PublicKey" >RSA Public Key</param>6         /// <returns></returns>7          Public Static stringRsaencrypt (stringContentstringPublicKey)8         {9             stringresult ="";Ten             Try One             { ARsacryptoserviceprovider.usemachinekeystore =true;//prevents the specified file error from being found -RSACryptoServiceProvider RSA =NewRSACryptoServiceProvider (); -RSAParameters Rsakeyinfo =NewRSAParameters (); the                 byte[] Bytearr =convert.frombase64string (publickey); -Rsakeyinfo.modulus = Bytearr. ToList (). GetRange ( in, Bytearr. Length- the). ToArray (); -Rsakeyinfo.exponent = convert.frombase64string ("Aqab"); - RSA. ImportParameters (rsakeyinfo); +                 byte[] bytes = RSA. Encrypt (UTF8Encoding.UTF8.GetBytes (content),false); -result =convert.tobase64string (bytes); +             } A             Catch(Exception ex) at             { -Log. Warn ("RSA encryption error, encrypted text:"+ content +", encrypt the public key:"+ PublicKey +", error message:"+Ex. Message); -             } -             returnresult; -}

RSA Public Key Cryptography