Am 04.03.2024 um 02:25:08 Uhr schrieb Gareth Evans via mailop: > From > > https://www.mailop.org/best-practices > > "Having SPF for your own domains is usually considered a weak signal > ..." > > Eh?
That sounds completely wrong. SPF makes forging the MAIL FROM: address much harder. Some server actually require it. > "... as is filtering on them" > > Such as DNS filtering per > https://www.ionos.co.uk/digitalguide/server/security/dns-filtering ? > > Can anyone add a little more background/meaning/context to this > advice? That sounds like a security nightmare. Attackers can use any public resolver from Google, Cloudflare or the ISP and query anything, so they get the information. -- Gruß Marco Send spam to [email protected] _______________________________________________ mailop mailing list [email protected] https://list.mailop.org/listinfo/mailop
