Ninja Cat Giveaway: Episode 2 | Mastering email authentication and slashing overrides: Part 2

Love the ninja cats everywhere and especially the one going down on the rope on the wall behind Paul and coming down from behind te picture on the wall behind Paul. Love the explaining about how to get less false positive results. Love the real cat that you can see in the reflection of the lower picture on the wall Always say to everyone not the use whitelist and to fix the problem at the side of the sender.