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(Go) RSA Sign using Base64 Private KeySigns a string using a non-encrypted RSA private key in base64 encoding. Returns the RSA signature as a base64 string. Note: This example requires Chilkat v11.0.0 or greater.
success := false // This requires the Chilkat API to have been previously unlocked. // See Global Unlock Sample for sample code. privKey := PrivateKey_Ref.html">chilkat.NewPrivateKey() sbPem := StringBuilder_Ref.html">chilkat.NewStringBuilder() sbPem.AppendLine("-----BEGIN RSA PRIVATE KEY-----",true) sbPem.AppendLine("MIIC .... j5A==",true) sbPem.AppendLine("-----END RSA PRIVATE KEY-----",true) success = privKey.LoadPem(*sbPem.GetAsString()) if success == false { fmt.Println(privKey.LastErrorText()) privKey.DisposePrivateKey() sbPem.DisposeStringBuilder() return } rsa := Rsa_Ref.html">chilkat.NewRsa() success = rsa.UsePrivateKey(privKey) if success == false { fmt.Println(rsa.LastErrorText()) privKey.DisposePrivateKey() sbPem.DisposeStringBuilder() rsa.DisposeRsa() return } bd := BinData_Ref.html">chilkat.NewBinData() bd.AppendString("12345678","utf-8") success = rsa.SignRawBd(bd) if success == false { fmt.Println(rsa.LastErrorText()) privKey.DisposePrivateKey() sbPem.DisposeStringBuilder() rsa.DisposeRsa() bd.DisposeBinData() return } // Get the base64 RSA signature. fmt.Println(*bd.GetEncoded("base64")) success = rsa.VerifyRawBd(bd) if success == false { fmt.Println(rsa.LastErrorText()) privKey.DisposePrivateKey() sbPem.DisposeStringBuilder() rsa.DisposeRsa() bd.DisposeBinData() return } strOriginal := bd.GetString("utf-8") fmt.Println(*strOriginal) privKey.DisposePrivateKey() sbPem.DisposeStringBuilder() rsa.DisposeRsa() bd.DisposeBinData() |
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