Posts Tagged: sender id

0Tin full of spamHow to reduce spam with SPF, DKIM & DMARC

Since I set up con­tact forms on vari­ous web­sites I’ve had a slowly increas­ing volume of spam.  Not dir­ect spam sent to me, but bounces from non-exist­ent addresses that were being spamme, appar­ently from my address.  Unfor­tu­nately the spam was­n’t ori­gin­at­ing from my address, but my address was some­how picked up (prob­ably from before I secured the con­tact forms on the site) and was being used as the “reply to” address.  After some invest­ig­a­tion I heard about SPF which is an e‑mail anti-for­gery system.

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