reverse engineering software — what are my options?

I publish illustrative scenarios prepared by my practice. All participants and conversations are fictional. The fictional posts are not posts by real users, accounts of client experiences, or reports of actual results.
Illustrative scenario prepared by my practice.
For informational purposes only. This is not legal advice. Laws vary by jurisdiction. Consult a qualified attorney for advice specific to your situation.
Hypothetical question

Looking for advice on a legal issue. Here's what happened.

reverse engineering software. I've been dealing with this for about 2 weeks now and the situation isn't improving.

This involves software/code I developed over the past 29 months. I do not have documentation proving my ownership and timeline fr fr.

What are the risks if I pursue this? What's the likely timeline?