openssl/libssl1 in Debian now blocks offlineimap?

Kurt Roeckx kurt at
Mon Aug 14 21:05:40 BST 2017

On Mon, Aug 14, 2017 at 08:09:38PM +0100, ael wrote:
> I updated one of my Debian testing machines earlier today, and now 
> offlineimap cannot connect to at least two imap servers.
> I appears to be a problem with libssl1.1 and openssl.1.0f-4 which have
> *disabled* (!) TLS 1.0 and 1.1 : no possibility to switch then back on
> as far as I know.

There is currently no way to switch them back.

I'm guessing you have no control over the other side of the
connection, the imap server? You should tell them to upgrade.


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