So I need to secure the auth key? Craig Conover November 19, 2020 13:32 Updated Yes. Treat your auth key as you would treat a password and follow best-practice security for it. Related articles Can I change a subscriber's auth key? Can a UUID serve as an auth key? What types of applications can I build using PubNub Access Manager? Are permissions stackable in PubNub Access Manager? What are the cipher key and secret key for?