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--- internet:mail:zimbra:zimbra_white_black [2017/11/17 08:24]
gcooper
+++ internet:mail:zimbra:zimbra_white_black [2020/03/25 10:52] (current)
gcooper
@@ Line 1: / Line 1: @@
 ====== Zimbra - Whitelist or Blacklist ======
-FIXME  Needs verification!
+https://wiki.zimbra.com/wiki/Anti-spam_Strategies
-https://wiki.zimbra.com/wiki/New_Features_ZCS_8.5
+https://wiki.zimbra.com/wiki/New_Features_ZCS_8.5#Ability_to_blacklist_specific_IP_addresses
+https://wiki.zimbra.com/wiki/New_Features_ZCS_8.5#Ability_to_whitelist_blacklisted_IP_addresses
+https://wiki.zimbra.com/wiki/New_Features_ZCS_8.5#Ability_to_reject_or_accept_deny_emails_for_specific_users
+<note tip>Users can use **ZWC -> Preferences -> Mail -> Spam Mail Options**</note>
+<note tip>If enabled, users can also **right-click on a message** and choose to **block** (blacklist) or **allow** (whitelist) the sender or entire sender domain</note>
+===== Spamassassin =====
+<code>
+su - zimbra
+vim /opt/zimbra/data/spamassassin/localrules/sauser.cf
+</code>
+then:
+<code>
+zmamavisdctl restart
+</code>
+==== sauser.cf ====
+Do not use this example blindly.  **It must be modified**.  Older example:
+<code>
+use_bayes 1
+skip_rbl_checks 0
+use_razor2 1
+use_dcc 1
+use_pyzor 1
+dns_available yes
+## Optional Score Increases
+## Choose your preferred values...
+score DCC_CHECK 4.000
+score SPF_FAIL 4.000
+score SPF_HELO_FAIL 4.000
+score RAZOR2_CHECK 2.500
+score PYZOR_CHECK 2.500
+score BAYES_99 3.000
+score BAYES_90 3.000
+score BAYES_80 3.000
+bayes_ignore_header Received: from localhost
+## Black and White List
+whitelist_from statistics@reporting.smtproutes.com
+whitelist_from no-reply@my.swmailassure.com
+whitelist_from support@vitelity.com
+whitelist_from payments@ems.travelers.com
+</code>
+----
+<note important>Old info below...</note>
 See also **[[internet:mail:zimbra:zimbra_spam|Zimbra Antivirus and Antispam]]**
 See also **[[internet:mail:zimbra:zimbra_dkim|Zimbra DKIM Configuration]]**
+https://wiki.zimbra.com/wiki/Improving_Anti-spam_system
 **Howto**: http://shahzadlinux.blogspot.com/2016/03/how-to-blacklist-or-whitelist-ip.html
-===== By IP Address =====
+===== By Sender E-Mail Address =====
+:!: This will affect **all users**!
+As ''root'':
+<file>
+vim /opt/zimbra/data/spamassassin/localrules/sauser.cf
+</file>
+Add at the bottom, modifying for your needs:
+<file>
+## Black and White List
+whitelist_from statistics@reporting.smtproutes.com
+blacklist_from spammer@example.com
+</file>
+Restart the filter:
+<file>
+zmamavisdctl restart
+</file>
+==== Examples of Valid Entries ====
+  * ''spammer@example.com'' - blocks/allows all email from spammer@example.com
+  * ''example.com'' - blocks/allows all email from ANY address at example.com
+===== By IP Address =====
 ==== Zimbra 8.5+ ====
-:!: In a pinch, you can add an IP address to the Postfix ''mynetworks'' definition of **trusted hosts**.
+:!: As a last resort, you can add an IP address to the Postfix ''mynetworks'' definition of **trusted hosts**.
 Become the ''zimbra'' user:

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