[CentOS] IMAP security

Anne Wilson cannewilson at googlemail.com
Fri Mar 28 17:30:38 UTC 2008


On Friday 28 March 2008 16:12:24 Bill Campbell wrote:
> On Fri, Mar 28, 2008, Anne Wilson wrote:
> >I have port 143 open so that I can get my mail when away from home.
> >Occasionally, though, my router reports things like
>
> You should be using secure IMAP on port 933, not port 143 where
> everything is sent in clear text.  I don't know about other IMAP
> servers, but courier-imap handles this by default.
>
> Most current e-mail clients allow one to set this up easily,
> either directly or using TLS to request a secure connection on an
> initial connection to port 143.
>
> This doesn't keep people from trying dictionary attacks via
> imaps, but it does prevent them from sniffing the connections.
> Of course you are using good passwords n'est pas?
>
Not as strong as system passwords.  I'll think this one through, thanks.

Anne
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