public static async Task AppendAsync(string filepath, string data, PrivateKey key) { using (var encryptedStream = EncryptingStream.Write(File.Open(filepath, FileMode.Append, FileAccess.Write), key)) await encryptedStream.WriteAsync(data); }
public static async Task WriteAsync(string filepath, string data, PrivateKey key) { using (var encryptedStream = EncryptingStream.Write(File.OpenWrite(filepath), key)) await encryptedStream.WriteAsync(data); }