Freedom through Communications
Browsing Tag
Peter Stimpel asked: On our mx’s we looked for a way to prevent those servers from receiving certain faked mails. Those faked mails come along using sender addresses my servers …
kittygirl asked: I am using postfix+dovecot in centos 7. I use postconf -e ‘smtpd_recipient_restrictions = permit_sasl_authenticated,permit_mynetworks,reject_unauth_destination,reject_invalid_hostname,reject_non_fqdn_hostname,reject_non_fqdn_sender,reject_non_fqdn_recipient’ postconf -e ‘smtpd_sender_restrictions =reject_non_fqdn_sender,reject_unknown_sender_domain,reject_rbl_client sbl-xbl.spamhaus.org,check_policy_service unix:private/policy’ postconf -e ‘policy_time_limit = 3600s’ postconf -e ‘policy-spf_time_limit …
TheStoryCoder asked: I followed postfix documentation to set up a script that I can use to write custom filters on incoming mail on the check_policy_service event and it works just …
Nico asked: I’m using postfix as mail transfer agent on my mailgateway to send and receive emails. Because I’m communicating with sensitive information I’m using the tls options to validate …
Robert A. Ober asked: I have done a lot of searching and am not finding a solution. I had to reload Mageia 6 on my email server. I am using …
Terry asked: Ubuntu 18.04 on Google Compute Dovecot + postfix I figure I should be able to connect to a port other than 465/587, and since I can relay all …
needtoknow asked: Amazon shows an example on how to add their X-SES-CONFIGURATION-SET:ConfigSet to a single email. How do I add this to my postfix configuration so it uses it for …
Cod1ngFree asked: I am using Postfix and when I try to send an email to a virtual address ([email protected]), it is not able to find the user: Aug 7 11:55:32 …
royarisse asked: Lately we’re receiving a lot of Japanese spam messages, containing weird headers. At least, it looks like a mail is remotely offered, but the mail is handled as …
Marcin Kozyra asked: I get permission denied for run/opendkim/opendkim.soc owner of the filles /opendkim is opendkim:opendkim if I change it to opendkim:postfix with chmod 770 it works but after the …