static int Main(string[] args)
{
// Set these however you would like
string pathToPlainFile = @"example_file.docx";
string pathToEncryptedFile = @"example_file_encrypted.docx";
Agent agent = new Agent();
agent.Initialize();
AutoFileCipher fileCipher = new AutoFileCipher(agent);
// Create a classification
FileCryptoEncryptAttributes encryptAttributes = new FileCryptoEncryptAttributes();
encryptAttributes.KeyAttributes["classification"].Add("Restricted");
// Encrypt the file using the classification, and validate the response
try
{
// We will encrypt file cipher by path overload; see documentation to encrypt byte stream
fileCipher.Encrypt(pathToPlainFile, pathToEncryptedFile, ref encryptAttributes);
}
catch (SdkException e)
{
Console.WriteLine("Error encrypting {0}: {1}", pathToPlainFile, e.Message);
Console.ReadKey();
return(-2);
}
Console.WriteLine("Encrypted file {0} to {1}.", pathToPlainFile, pathToEncryptedFile);
Console.ReadKey();
return(0);
}
static int Main(string[] args)
{
// The files to encrypt from and decrypt to.
string fileOriginal = "../../../../../../sample-data/files/Message.docx";
string fileCipherText = "./Message-Protected.docx";
string filePlainText = "./Message.docx";
// Get the user's home path and password persistor from the environment.
String homePath = Environment.GetEnvironmentVariable("USERPROFILE");
String persistorPassword = Environment.GetEnvironmentVariable("IONIC_PERSISTOR_PASSWORD");
if (persistorPassword == null || persistorPassword.Length == 0)
{
Console.WriteLine("Please provide the persistor password as env variable: IONIC_PERSISTOR_PASSWORD");
WaitForInput();
Environment.Exit(1);
}
// Create an agent object to talk to Ionic.
Agent agent = new Agent();
// Create a password persistor for agent initialization.
try
{
DeviceProfilePersistorPassword persistor = new DeviceProfilePersistorPassword();
persistor.FilePath = homePath + "\\.ionicsecurity\\profiles.pw";
persistor.Password = persistorPassword;
agent.SetMetadata(Agent.MetaApplicationName, "CryptoFileCipherOpenxml Sample");
agent.Initialize(persistor);
}
catch (SdkException sdkExp)
{
Console.WriteLine("Agent initialization error: " + sdkExp.Message);
WaitForInput();
Environment.Exit(1);
}
// Create single key without attributes.
CreateKeysResponse.Key key = null;
try
{
key = agent.CreateKey().Keys[0];
}
catch (SdkException sdkExp)
{
Console.WriteLine("Key creation error: " + sdkExp.Message);
WaitForInput();
Environment.Exit(1);
}
// Define mutable attributes and empty fixed attributes.
AttributesDictionary mutableKeyAttrs = new AttributesDictionary();
AttributesDictionary fixedKeyAttrs = new AttributesDictionary();
mutableKeyAttrs.Add("classification", new List <string> {
"Restricted"
});
FileCryptoEncryptAttributes fileCryptoEncryptAttrs =
new FileCryptoEncryptAttributes(fixedKeyAttrs, mutableKeyAttrs);
// Initialize OpenXML file cipher object.
OpenXmlFileCipher cipher = new OpenXmlFileCipher(agent);
// Encrypt
try
{
Console.WriteLine("Encrypting file {0} and saving in cipher file {1}", fileOriginal, fileCipherText);
cipher.Encrypt(fileOriginal, fileCipherText, ref fileCryptoEncryptAttrs);
}
catch (SdkException sdkExp)
{
Console.WriteLine("Generic file cipher encrypt error: " + sdkExp.Message);
WaitForInput();
Environment.Exit(1);
}
// Decrypt
try
{
Console.WriteLine("Decrypting file {0} and saving in plaintext file {1}", fileCipherText, filePlainText);
cipher.Decrypt(fileCipherText, filePlainText);
}
catch (SdkException sdkExp)
{
Console.WriteLine("Generic file cipher decrypt error: " + sdkExp.Message);
WaitForInput();
Environment.Exit(1);
}
// Read the files for comparison.
string message = File.ReadAllText(fileOriginal);
string plainText = File.ReadAllText(filePlainText);
// Verify encrypt and decrypt worked.
if (message != plainText)
{
Console.WriteLine("Encryption/Decrption does not match!");
Console.WriteLine("Message: {0} - PlainText: {1}", message, plainText);
WaitForInput();
Environment.Exit(1);
}
WaitForInput();
return(0);
}
