Making a phishing domain detection tool through Certificate Transparency real time scanning.

https://catchPhi.sh/

I intend to make it "too cheap to pass", because we should all be able to monitor Certificate Transparency.

Email me if you want to be a design partner!

You could create a browser extension that normal users could install such would warn them of a phishing site or email from that domain. It would be 0 cost since you already have the data.