phillips-systems

This may be related to the [random UA string being used](https://github.com/spinlud/py-linkedin-jobs-scraper/blob/master/linkedin_jobs_scraper/utils/user_agent.py). After replacing the list of UA strings with the exact one from my browser my session remains valid ~2...

If I had to guess, they are validating cookie values against UA strings as a method to prevent account takeover.