Re: dkim clarification

2025-07-22 Thread rhkramer
(Intentionally top posting): Thanks to all who replied! I expect (sooner or later) I will make a WikiLearn page summarizing what I've learned, including possibly quoting some of the answers. In any case, I would include the names of those who responded as contributors unless any of them obje

Re: dkim clarification

2025-07-21 Thread Andy Smith
Hi, On Mon, Jul 21, 2025 at 09:10:08AM -0400, rhkra...@gmail.com wrote: > (Extra points for anybody who can craft a somewhat similar simple explanation > of DMARC.) This whole topic is quite convoluted and only really relevant to the tiny numbers of us who run our own mail servers. Everyone usin

Re: dkim clarification

2025-07-21 Thread Dan Purgert
On Jul 21, 2025, rhkra...@gmail.com wrote: > Is it reasonably accurate (at a simple level) to say that dkim involves > applying a digital signature to an email by the domain (as opposed to a > digital signature applied by the user / sender of an email)? > > And that the domain uses the private k

Re: dkim clarification

2025-07-21 Thread tomas
On Mon, Jul 21, 2025 at 09:10:08AM -0400, rhkra...@gmail.com wrote: > Is it reasonably accurate (at a simple level) to say that dkim involves > applying a digital signature to an email by the domain (as opposed to a > digital signature applied by the user / sender of an email)? > > And that the

dkim clarification

2025-07-21 Thread rhkramer
Is it reasonably accurate (at a simple level) to say that dkim involves applying a digital signature to an email by the domain (as opposed to a digital signature applied by the user / sender of an email)? And that the domain uses the private key of a public / private keypair? E.g., if @.com sen