Tag: dkim

All the articles with the tag "dkim".

• Windows DKIM DNS Entry

  Updated:24 Nov, 2016

  Windows always gives me a bit of grief when trying anything a little out of the ordinary. I always find doing the same thing on Linux way simpler. This time it was relating to a DNS TXT entry for DKIM that is longer than 255 characters.

• DKIM Signature Testing

  Updated:24 Nov, 2016

  After setting up a DKIM DNS entry and then sending email we were seeing one of authorised 3rd parties failing to pass the DKIM checks. The DNS record looked OK but the mail systems like Google and Yahoo were saying it was failing. So how do I go about testing a message I received so I can see for myself what's going on?

• DMARC, SPF and DKIM

  Updated:13 Nov, 2016

  For several ears now we've run a fairly tight ship on our email server. It consumes an awful lot of resources mainly because of how many businesses out the

• Set up Government Email Services Securely

  Updated:25 Oct, 2016

  https://www.gov.uk/guidance/set-up-government-email-services-securely

• Exim4, DKIM & Smarthost

  Updated:13 Oct, 2016

  Following on from the previous post Exim4 & DKIM I ran into a problem with no DKIM signature being added to outgoing mail. As I had this working when sendi

• Exim4 & DKIM

  Updated:13 Oct, 2016

  Where possible I try to get mail systems setup so that they can be verified as true senders by the recipient by using SPF and DKIM. Seems a shame that few