search for: active_spam_kil

I am sick of this gmail spam. Does anyone know a solution where I can do something like this: 1. received email from adcpni444 at gmail.com 2. system recognizes this email address has been 'whitelisted', continue with 7. 3. system recognizes as this email never been seen before 4. auto reply with something like (maybe with a wait time of x hours): Your message did not receive the

...; https://www.domainwithoutletsencryptcertificate.com/asdfasdfadsfaf > > 5. sender clicks confirm url > 6. email address is added to some white list. > 7. email is delivered to recipient. > This seems similar to the long-dead Active Spam Killer (https://directory.fsf.org/wiki/Active_Spam_Killer) with updates for GDPR.