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neaanopri
on April 29, 2021
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Truly unified inbox – BlackBerry got it right and ...
The BEST thing about slack is (was?) that nobody outside of your organization can message you.
twobitshifter
on April 29, 2021
[–]
Just create a whitelist in email if that’s what you want.
elric
on April 29, 2021
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parent
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That doesn't work all that well in practice. I can probably trick your mail server into accepting spoofed mail. DKIM and SPF adoption being what it is.
birksherty
on April 30, 2021
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How many times such mail actually comes?
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