What is the purpose of enforcing the existance Sender Policy Framework (SPF) on all inbound emails?

I understand what SPF does. Since email sending is entirely separate from receiving, there is no automatic way to ensure that the From address on a received email is correct. SFP ensures that the From address in an email is correct by doin… Continue reading What is the purpose of enforcing the existance Sender Policy Framework (SPF) on all inbound emails?

Smashing Security podcast #256: Virgin Media just won’t take no for an answer, NFT apes, and bad optics

After a brief discussion of the Log4Shell vulnerability panic, we discuss how Virgin Media has got itself into hot water, a fat-fingered fumble at the Bored Ape Yacht Club, and how to hack around your girlfriend’s facial recognition.

All this and mo… Continue reading Smashing Security podcast #256: Virgin Media just won’t take no for an answer, NFT apes, and bad optics

checking if my email is in blacklist or whitelist of an organization [closed]

Is there any way to check if my email is on a blacklist or whitelist of some organization? Is there an option to check it without sending an email to that organization?
Because of I don’t want to send at first many email that will go direc… Continue reading checking if my email is in blacklist or whitelist of an organization [closed]