Last updated on 2012-11-06, by Dupont

How to Protect SWF Files from SWF Decrypt Tool

Before you publish your Flash SWF files online, it is suggested that you should encrypt your SWF files first. Encrypt SWF files could prevent your SWF source code from SWF decompile tools in market. However, there is still from SWF Decrypt which claimed to be able to restore the encrypt SWF files to the original state.

Like others Leawo SWF Encrypt is also an ActionScript obfuscator to obfuscate the SWF source code to make it entirely unreadable. However the advanced and sophisticated algorithms gives us full confidence that the shield can protect your SWF files from SWF Decrypt tools. If you’re operating on Mac OS computer, you can turn to Leawo SWF Encrypt for Mac.

Free download Leawo SWF Encrypt and install it on your computer, then follow the below steps to obfuscate your SWF files.

Full Guide

Load SWF files for flash encryption.

Download and install this SWF Obfuscator before you start to load source SWF files for flash encryption. You can click “Add” button or simply drag and drop to import source SWF files for encryption.

The source SWF files are listed in the left processing list panel. There are two ways you can import source SWF files to this Flash obfuscator.

Add Relevant SWF file: Ensures successful invocation of SWF files after encryption

Add Irrelevant SWF file: Can be applied to any SWF files with no connection

Choose SWF encryption ways.

Below the processing list panel, you can choose encryption ways to encrypt SWF flash files. Different SWF encryptions ways are provided for different SWF encryption purposes. For each SWF encryption way, there is detailed explanation and diagram in the Tips panel.

To make things easy, every encryption is specifically explained to the right of processing list panel. With detailed explanation and diagram, you can understand how it works without technique knowledge, which makes this program suitable for all people.

Choose output location.

In the “Output” frame, choose a folder on your computer to save the output encrypted SWF files.

Start SWF encryption.

Click the “Encrypt” button to start the SWF encryption upon the encryption ways you have chosen.

1. The SWF encryption has no influence on normal running of source SWF files with standard flash player, now you can feel free to publish your encrypted SWF files to website.

2. Protected SWF files could not be encrypted again by this SWF Encrypt program.