On Thu, 2020-12-03 at 12:53 +0800, Ed Greshko wrote:
I suppose if one is paranoid about posting their ip addresses they may be concerned.
I tend to avoid that, because it just invites some people to have a go. However, in most posts to a mailing list your IP is in the mail headers.
I remember my early forays into the net. Almost any time you did a public post, you'd see a slew of connected attempts reported by the firewall, very shortly after. Bots watch public arenas, and just automatically tried to penetrate any addresses they thought were currently on-line.