Re: Strategies for protecting IMAP (e.g. MFA)

2021-11-13 Thread lists
The thing I don't like is most 2FA token generators. Ultimately you need to transfer the polynomial that generates the code. Most do that with a QR image. Well so much for security! Others have a one time emergency code. Of course we are talking evil maid attacks, which granted is an unacceptable

Re: Strategies for protecting IMAP (e.g. MFA)

2021-11-13 Thread Tyler Montney
"Use strong (as in long and/or randomised and impossible to break using rainbow table attacks) password" Again, since it's just me, this is do-able. But I'm looking for something practical as well. I'm getting the feeling that people don't have an MFA implementation. "if the users are sufficientl

Re: Strategies for protecting IMAP (e.g. MFA)

2021-11-13 Thread Ralph Seichter
* Tyler Montney: > Since this is getting increasingly complicated, I wanted to ask before > going further. What do you all do? Any recommendations? Use strong (as in long and/or randomised and impossible to break using rainbow table attacks) passwords which are used only once (!) and kept either

Re: Strategies for protecting IMAP (e.g. MFA)

2021-11-13 Thread lists
It seems to me that Oauth weakens security. You allow some other system into your system. Are you running your own email server? I see you are using Gmail for the listserv.If you run your own server there are other steps I would take first other than MFA, though MFA would be the best. Geofencing a

Strategies for protecting IMAP (e.g. MFA)

2021-11-13 Thread Tyler Montney
With the world of ransomware as it is today (aka attacks seem more vicious and commonplace), anything I expose to WAN must have additional protection. I've seen a few posts to this list on it. The only thing that helped was that Dovecot supports OAuth. Through OAuth I figure I could implement MFA.