> Canarytokens are like motion sensors for your networks, computers and clouds. You can put them in folders, on network devices and on your phones.
>
> Place them where nobody should be poking around and get a clear alarm if they are accessed. They are designed to look juicy to attackers to increase the likelihood that they are opened (and they are completely free).
> \- https://docs.canarytokens.org/guide/
Canarytokens is basically Honeypot-as-a-service. They have lots of various sensor types.