PHP Binary Modification & Encryption Tools

I am in need of a PHP expert who can provide two essential services:

- PHP Binary Modification: I need to make specific modifications to the PHP binary of a project I'm working on. The details of these modifications will be discussed with the chosen freelancer.

- PHP Encryption Tools: I require the creation of PHP encryption tools that will effectively protect my code from being accessed by unauthorized individuals. These tools must be reliable, robust, and customized for my specific project.

Ideal skills and experience for this job would include:
- Extensive experience with PHP programming, including binary modification
- Proven track record in developing secure encryption tools
- Familiarity with Ubuntu operating system
- Strong understanding of software security best practices
- Ability to work collaboratively and communicate effectively to understand and meet the specific needs of the project.

Please note that the tasks will involve working with sensitive code, so confidentiality and professionalism are crucial.