[Rust] descriptor-encrypt: Encrypt any descriptor such that only authorized spenders can decrypt

The message highlights an individual's modesty, particularly pointing out their failure to mention a significant achievement: winning second place at a hackathon. This detail suggests not only the individual's humility but also their skill and competence in a competitive programming environment. The acknowledgment of this achievement underscores the importance of recognizing and celebrating one's accomplishments, especially in collaborative and competitive fields such as programming and technology. The reference to the hackathon victory serves as a testament to the individual's capability and potential in programming, suggesting they are a valuable contributor to the tech community.