On 2015-05-02 14:30, Alex Pilon wrote:
On Sat, May 02, 2015 at 10:30:51AM -0400, Bill Strosberg wrote:
From what Spamhaus is saying it means you have an open relay - allowing
systems external to your network the ability to send mail from your
server without any authentication. Basically this m
On Sat, May 02, 2015 at 11:27:19AM -0400, David Patte ₯ wrote:
> Actually, nullmailer is a message transfer agent, simply forwarding my
> mail to the smtp at my provider. And nullmailer is authenticating with my
> provider using a password. But it is not authenticating using STARTTLS.
STARTTLS is
On Sat, May 02, 2015 at 10:30:51AM -0400, Bill Strosberg wrote:
> From what Spamhaus is saying it means you have an open relay - allowing
> systems external to your network the ability to send mail from your
> server without any authentication. Basically this means you are
> accepting connections
STARTTLS is an encrypted communication method using TLS - newer than
SSL, but uses the same OpenSSL library. Basically an encrypted SSL
connection is established between the server and client. Your MTA
should be firewalled out of connections coming from your public IP
address if there is no SSL/T
Thanks.
Actually, nullmailer is a message transfer agent, simply forwarding my
mail to the smtp at my provider. And nullmailer is authenticating with
my provider using a password. But it is not authenticating using STARTTLS.
But I will verify whether others are able to send email through my
David:
From what Spamhaus is saying it means you have an open relay - allowing
systems external to your network the ability to send mail from your
server without any authentication. Basically this means you are
accepting connections to use your server as a "sender" of anything
without making sure
Last year I decided to teach myself a bit about Linux and setup a Linux
server at home. It is being used as a webserver, as well as having a c++
development toolchain. I also use it for developing 'Meteor' apps.
In the past month, I have realized that some blacklists have decided to
list my IP
