A vulnerability disclosure policy (VDP), also referred to as a responsible disclosure policy, describes how an organization will handle reports of vulnerabilities submitted by ethical hackers. A VDP must thus be easily identifiable via a simple way, a security.txt notice.

# Hyatt cares deeply about the security and privacy of our guests and colleagues.  
# If you have identified a security vulnerability in a Hyatt resource, we encourage 
# you to report it via HackerOne at https://hackerone.com/hyatt 
Contact: mailto:security@hyatt.com
Encryption: https://hyatt.com/.well-known/security-pgp.txt
Acknowledgments: https://hackerone.com/hyatt/thanks
Preferred-Languages: en
Canonical: https://hyatt.com/.well-known/security.txt
Policy: https://hackerone.com/hyatt
Hiring: https://hyatt.jobs