On 2017-09-21, at 16:10, Pew, Curtis G wrote: > On Sep 21, 2017, at 3:07 PM, Paul Gilmartin > <[email protected]> wrote: >> >> Even though users shouldn't be posting sensitive material to IBM-MAIN, it's >> snarky to reject a posting simply because it's signed. > > I think most list servers reject all attachments except for a few MIME types > they consider safe, ... > And that's not very effective. Recently someone bootlegged a .zip onto this list simply by renaming it to .txt. The real culprits are mail readers that mindlessly open attachments. Enterprises should simply forbid those, or at least move the protection to the mail reader rather than the gateway.
> ... and few of them have whitelisted signature attachments. I’ve gotten into > the habit of turning off signing whenever I post to a list; the problem is > remembering to turn it back on afterwards. > And lately my bank rejected an email sent by Forward-as-attachment. -- gil ---------------------------------------------------------------------- For IBM-MAIN subscribe / signoff / archive access instructions, send email to [email protected] with the message: INFO IBM-MAIN
