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Docker Mailserver
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docker-mailserver
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GHCR
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Docker Mailserver
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docker-mailserver
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Introduction
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Usage
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Configuration
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Configuration
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< li class = "md-nav__item" >
< a href = "../../../config/user-management/" class = "md-nav__link" >
< span class = "md-ellipsis" >
User Management
< / span >
< / a >
< / li >
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< li class = "md-nav__item md-nav__item--nested" >
< input class = "md-nav__toggle md-toggle md-toggle--indeterminate" type = "checkbox" id = "__nav_4_3" >
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< label class = "md-nav__link" for = "__nav_4_3" id = "__nav_4_3_label" tabindex = "0" >
< span class = "md-ellipsis" >
Best Practices
< / span >
< span class = "md-nav__icon md-icon" > < / span >
< / label >
< nav class = "md-nav" data-md-level = "2" aria-labelledby = "__nav_4_3_label" aria-expanded = "false" >
< label class = "md-nav__title" for = "__nav_4_3" >
< span class = "md-nav__icon md-icon" > < / span >
Best Practices
< / label >
< ul class = "md-nav__list" data-md-scrollfix >
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< li class = "md-nav__item" >
< a href = "../../../config/best-practices/autodiscover/" class = "md-nav__link" >
< span class = "md-ellipsis" >
Auto-discovery
< / span >
< / a >
< / li >
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< li class = "md-nav__item" >
< a href = "../../../config/best-practices/dkim_dmarc_spf/" class = "md-nav__link" >
< span class = "md-ellipsis" >
DKIM, DMARC & SPF
< / span >
< / a >
< / li >
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< li class = "md-nav__item" >
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< a href = "../../../config/best-practices/mta-sts/" class = "md-nav__link" >
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< span class = "md-ellipsis" >
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MTA-STS
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< / span >
< / a >
< / li >
< / ul >
< / nav >
< / li >
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< li class = "md-nav__item md-nav__item--nested" >
< input class = "md-nav__toggle md-toggle md-toggle--indeterminate" type = "checkbox" id = "__nav_4_4" >
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< label class = "md-nav__link" for = "__nav_4_4" id = "__nav_4_4_label" tabindex = "0" >
< span class = "md-ellipsis" >
Security
< / span >
< span class = "md-nav__icon md-icon" > < / span >
< / label >
< nav class = "md-nav" data-md-level = "2" aria-labelledby = "__nav_4_4_label" aria-expanded = "false" >
< label class = "md-nav__title" for = "__nav_4_4" >
< span class = "md-nav__icon md-icon" > < / span >
Security
< / label >
< ul class = "md-nav__list" data-md-scrollfix >
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< li class = "md-nav__item" >
< a href = "../../../config/security/understanding-the-ports/" class = "md-nav__link" >
< span class = "md-ellipsis" >
Understanding the Ports
< / span >
< / a >
< / li >
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< li class = "md-nav__item" >
< a href = "../../../config/security/ssl/" class = "md-nav__link" >
< span class = "md-ellipsis" >
SSL/TLS
< / span >
< / a >
< / li >
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< li class = "md-nav__item" >
< a href = "../../../config/security/fail2ban/" class = "md-nav__link" >
< span class = "md-ellipsis" >
Fail2Ban
< / span >
< / a >
< / li >
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< li class = "md-nav__item" >
< a href = "../../../config/security/mail_crypt/" class = "md-nav__link" >
< span class = "md-ellipsis" >
Mail Encryption
< / span >
< / a >
< / li >
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< li class = "md-nav__item" >
< a href = "../../../config/security/rspamd/" class = "md-nav__link" >
< span class = "md-ellipsis" >
Rspamd
< / span >
< / a >
< / li >
< / ul >
< / nav >
< / li >
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< li class = "md-nav__item" >
< a href = "../../../config/debugging/" class = "md-nav__link" >
< span class = "md-ellipsis" >
Debugging
< / span >
< / a >
< / li >
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< li class = "md-nav__item" >
< a href = "../../../config/pop3/" class = "md-nav__link" >
< span class = "md-ellipsis" >
Mail Delivery with POP3
< / span >
< / a >
< / li >
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< li class = "md-nav__item" >
< a href = "../../../config/setup.sh/" class = "md-nav__link" >
< span class = "md-ellipsis" >
About setup.sh
< / span >
< / a >
< / li >
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< li class = "md-nav__item md-nav__item--nested" >
< input class = "md-nav__toggle md-toggle md-toggle--indeterminate" type = "checkbox" id = "__nav_4_8" >
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< label class = "md-nav__link" for = "__nav_4_8" id = "__nav_4_8_label" tabindex = "0" >
< span class = "md-ellipsis" >
Advanced Configuration
< / span >
< span class = "md-nav__icon md-icon" > < / span >
< / label >
< nav class = "md-nav" data-md-level = "2" aria-labelledby = "__nav_4_8_label" aria-expanded = "false" >
< label class = "md-nav__title" for = "__nav_4_8" >
< span class = "md-nav__icon md-icon" > < / span >
Advanced Configuration
< / label >
< ul class = "md-nav__list" data-md-scrollfix >
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< li class = "md-nav__item" >
< a href = "../../../config/advanced/optional-config/" class = "md-nav__link" >
< span class = "md-ellipsis" >
Optional Configuration
< / span >
< / a >
< / li >
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< li class = "md-nav__item md-nav__item--nested" >
< input class = "md-nav__toggle md-toggle md-toggle--indeterminate" type = "checkbox" id = "__nav_4_8_2" >
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< label class = "md-nav__link" for = "__nav_4_8_2" id = "__nav_4_8_2_label" tabindex = "0" >
< span class = "md-ellipsis" >
Maintenance
< / span >
< span class = "md-nav__icon md-icon" > < / span >
< / label >
< nav class = "md-nav" data-md-level = "3" aria-labelledby = "__nav_4_8_2_label" aria-expanded = "false" >
< label class = "md-nav__title" for = "__nav_4_8_2" >
< span class = "md-nav__icon md-icon" > < / span >
Maintenance
< / label >
< ul class = "md-nav__list" data-md-scrollfix >
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< li class = "md-nav__item" >
< a href = "../../../config/advanced/maintenance/update-and-cleanup/" class = "md-nav__link" >
< span class = "md-ellipsis" >
Update and Cleanup
< / span >
< / a >
< / li >
< / ul >
< / nav >
< / li >
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< li class = "md-nav__item md-nav__item--nested" >
< input class = "md-nav__toggle md-toggle md-toggle--indeterminate" type = "checkbox" id = "__nav_4_8_3" >
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< label class = "md-nav__link" for = "__nav_4_8_3" id = "__nav_4_8_3_label" tabindex = "0" >
< span class = "md-ellipsis" >
Override the Default Configs
< / span >
< span class = "md-nav__icon md-icon" > < / span >
< / label >
< nav class = "md-nav" data-md-level = "3" aria-labelledby = "__nav_4_8_3_label" aria-expanded = "false" >
< label class = "md-nav__title" for = "__nav_4_8_3" >
< span class = "md-nav__icon md-icon" > < / span >
Override the Default Configs
< / label >
< ul class = "md-nav__list" data-md-scrollfix >
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< li class = "md-nav__item" >
< a href = "../../../config/advanced/override-defaults/dovecot/" class = "md-nav__link" >
< span class = "md-ellipsis" >
Dovecot
< / span >
< / a >
< / li >
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< li class = "md-nav__item" >
< a href = "../../../config/advanced/override-defaults/postfix/" class = "md-nav__link" >
< span class = "md-ellipsis" >
Postfix
< / span >
< / a >
< / li >
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< li class = "md-nav__item" >
< a href = "../../../config/advanced/override-defaults/user-patches/" class = "md-nav__link" >
< span class = "md-ellipsis" >
Modifications via Script
< / span >
< / a >
< / li >
< / ul >
< / nav >
< / li >
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< li class = "md-nav__item" >
< a href = "../../../config/advanced/auth-ldap/" class = "md-nav__link" >
< span class = "md-ellipsis" >
LDAP Authentication
< / span >
< / a >
< / li >
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< li class = "md-nav__item" >
< a href = "../../../config/advanced/auth-oauth2/" class = "md-nav__link" >
< span class = "md-ellipsis" >
OAuth2 Authentication
< / span >
< / a >
< / li >
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< li class = "md-nav__item" >
< a href = "../../../config/advanced/mail-sieve/" class = "md-nav__link" >
< span class = "md-ellipsis" >
Email Filtering with Sieve
< / span >
< / a >
< / li >
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< li class = "md-nav__item" >
< a href = "../../../config/advanced/mail-fetchmail/" class = "md-nav__link" >
< span class = "md-ellipsis" >
Email Gathering with Fetchmail
< / span >
< / a >
< / li >
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< li class = "md-nav__item" >
< a href = "../../../config/advanced/mail-getmail/" class = "md-nav__link" >
< span class = "md-ellipsis" >
Email Gathering with Getmail
< / span >
< / a >
< / li >
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< li class = "md-nav__item md-nav__item--nested" >
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< input class = "md-nav__toggle md-toggle md-toggle--indeterminate" type = "checkbox" id = "__nav_4_8_9" >
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< label class = "md-nav__link" for = "__nav_4_8_9" id = "__nav_4_8_9_label" tabindex = "0" >
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< span class = "md-ellipsis" >
Email Forwarding
< / span >
< span class = "md-nav__icon md-icon" > < / span >
< / label >
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< nav class = "md-nav" data-md-level = "3" aria-labelledby = "__nav_4_8_9_label" aria-expanded = "false" >
< label class = "md-nav__title" for = "__nav_4_8_9" >
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< span class = "md-nav__icon md-icon" > < / span >
Email Forwarding
< / label >
< ul class = "md-nav__list" data-md-scrollfix >
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< li class = "md-nav__item" >
< a href = "../../../config/advanced/mail-forwarding/relay-hosts/" class = "md-nav__link" >
< span class = "md-ellipsis" >
Relay Hosts
< / span >
< / a >
< / li >
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< li class = "md-nav__item" >
< a href = "../../../config/advanced/mail-forwarding/aws-ses/" class = "md-nav__link" >
< span class = "md-ellipsis" >
AWS SES
< / span >
< / a >
< / li >
< / ul >
< / nav >
< / li >
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< li class = "md-nav__item" >
< a href = "../../../config/advanced/full-text-search/" class = "md-nav__link" >
< span class = "md-ellipsis" >
Full-Text Search
< / span >
< / a >
< / li >
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< li class = "md-nav__item" >
< a href = "../../../config/advanced/kubernetes/" class = "md-nav__link" >
< span class = "md-ellipsis" >
Kubernetes
< / span >
< / a >
< / li >
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< li class = "md-nav__item" >
< a href = "../../../config/advanced/ipv6/" class = "md-nav__link" >
< span class = "md-ellipsis" >
IPv6
< / span >
< / a >
< / li >
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< li class = "md-nav__item" >
< a href = "../../../config/advanced/podman/" class = "md-nav__link" >
< span class = "md-ellipsis" >
Podman
< / span >
< / a >
< / li >
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< li class = "md-nav__item" >
< a href = "../../../config/advanced/dovecot-master-accounts/" class = "md-nav__link" >
< span class = "md-ellipsis" >
Dovecot Master Accounts
< / span >
< / a >
< / li >
< / ul >
< / nav >
< / li >
< / ul >
< / nav >
< / li >
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2024-01-16 08:38:35 +00:00
< li class = "md-nav__item md-nav__item--active md-nav__item--section md-nav__item--nested" >
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< input class = "md-nav__toggle md-toggle " type = "checkbox" id = "__nav_5" checked >
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< label class = "md-nav__link" for = "__nav_5" id = "__nav_5_label" tabindex = "" >
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< span class = "md-ellipsis" >
Examples
< / span >
< span class = "md-nav__icon md-icon" > < / span >
< / label >
< nav class = "md-nav" data-md-level = "1" aria-labelledby = "__nav_5_label" aria-expanded = "true" >
< label class = "md-nav__title" for = "__nav_5" >
< span class = "md-nav__icon md-icon" > < / span >
Examples
< / label >
< ul class = "md-nav__list" data-md-scrollfix >
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< li class = "md-nav__item md-nav__item--active md-nav__item--nested" >
< input class = "md-nav__toggle md-toggle " type = "checkbox" id = "__nav_5_1" checked >
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< label class = "md-nav__link" for = "__nav_5_1" id = "__nav_5_1_label" tabindex = "0" >
< span class = "md-ellipsis" >
Tutorials
< / span >
< span class = "md-nav__icon md-icon" > < / span >
< / label >
< nav class = "md-nav" data-md-level = "2" aria-labelledby = "__nav_5_1_label" aria-expanded = "true" >
< label class = "md-nav__title" for = "__nav_5_1" >
< span class = "md-nav__icon md-icon" > < / span >
Tutorials
< / label >
< ul class = "md-nav__list" data-md-scrollfix >
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< li class = "md-nav__item" >
< a href = "../basic-installation/" class = "md-nav__link" >
< span class = "md-ellipsis" >
Basic Installation
< / span >
< / a >
< / li >
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< li class = "md-nav__item" >
< a href = "../mailserver-behind-proxy/" class = "md-nav__link" >
< span class = "md-ellipsis" >
Mailserver behind Proxy
< / span >
< / a >
< / li >
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< li class = "md-nav__item md-nav__item--active" >
< input class = "md-nav__toggle md-toggle" type = "checkbox" id = "__toc" >
< label class = "md-nav__link md-nav__link--active" for = "__toc" >
< span class = "md-ellipsis" >
Crowdsec
< / span >
< span class = "md-nav__icon md-icon" > < / span >
< / label >
< a href = "./" class = "md-nav__link md-nav__link--active" >
< span class = "md-ellipsis" >
Crowdsec
< / span >
< / a >
< nav class = "md-nav md-nav--secondary" aria-label = "Table of contents" >
< label class = "md-nav__title" for = "__toc" >
< span class = "md-nav__icon md-icon" > < / span >
Table of contents
< / label >
< ul class = "md-nav__list" data-md-component = "toc" data-md-scrollfix >
< li class = "md-nav__item" >
< a href = "#installation" class = "md-nav__link" >
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< span class = "md-ellipsis" >
Installation
< / span >
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< / a >
< nav class = "md-nav" aria-label = "Installation" >
< ul class = "md-nav__list" >
< li class = "md-nav__item" >
< a href = "#docker-mailserver" class = "md-nav__link" >
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< span class = "md-ellipsis" >
Docker mailserver
< / span >
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< / a >
< / li >
< li class = "md-nav__item" >
< a href = "#crowdsec" class = "md-nav__link" >
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< span class = "md-ellipsis" >
Crowdsec
< / span >
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< / a >
< / li >
< / ul >
< / nav >
< / li >
< li class = "md-nav__item" >
< a href = "#configuration" class = "md-nav__link" >
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< span class = "md-ellipsis" >
Configuration
< / span >
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< / a >
< / li >
< / ul >
< / nav >
< / li >
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< li class = "md-nav__item" >
< a href = "../docker-build/" class = "md-nav__link" >
< span class = "md-ellipsis" >
Building your own Docker image
< / span >
< / a >
< / li >
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< li class = "md-nav__item" >
< a href = "../blog-posts/" class = "md-nav__link" >
< span class = "md-ellipsis" >
Blog Posts
< / span >
< / a >
< / li >
< / ul >
< / nav >
< / li >
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2023-11-25 10:03:09 +00:00
< li class = "md-nav__item md-nav__item--nested" >
< input class = "md-nav__toggle md-toggle md-toggle--indeterminate" type = "checkbox" id = "__nav_5_2" >
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< label class = "md-nav__link" for = "__nav_5_2" id = "__nav_5_2_label" tabindex = "0" >
< span class = "md-ellipsis" >
Use Cases
< / span >
< span class = "md-nav__icon md-icon" > < / span >
< / label >
< nav class = "md-nav" data-md-level = "2" aria-labelledby = "__nav_5_2_label" aria-expanded = "false" >
< label class = "md-nav__title" for = "__nav_5_2" >
< span class = "md-nav__icon md-icon" > < / span >
Use Cases
< / label >
< ul class = "md-nav__list" data-md-scrollfix >
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< li class = "md-nav__item" >
< a href = "../../use-cases/forward-only-mailserver-with-ldap-authentication/" class = "md-nav__link" >
< span class = "md-ellipsis" >
Forward-Only Mail-Server with LDAP
< / span >
< / a >
< / li >
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2023-11-25 10:03:09 +00:00
< li class = "md-nav__item" >
< a href = "../../use-cases/imap-folders/" class = "md-nav__link" >
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Crowdsec
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< h1 > Crowdsec< / h1 >
< div class = "admonition quote" >
< p class = "admonition-title" > What is Crowdsec?< / p >
< p > Crowdsec is an open source software that detects and blocks attackers using log analysis.
It has access to a global community-wide IP reputation database.< / p >
< p > < a href = "https://www.crowdsec.net" > Source< / a > < / p >
< / div >
< h2 id = "installation" > < a class = "toclink" href = "#installation" > Installation< / a > < / h2 >
< p > Crowdsec supports multiple < a href = "https://doc.crowdsec.net/docs/getting_started/install_crowdsec" > installation methods< / a > , however this page will use the docker installation.< / p >
< h3 id = "docker-mailserver" > < a class = "toclink" href = "#docker-mailserver" > Docker mailserver< / a > < / h3 >
< p > In your < code > compose.yaml< / code > for the DMS service, add a bind mount volume for < code > /var/log/mail< / code > . This is to share the DMS logs to a separate crowdsec container.< / p >
< div class = "admonition example" >
< p class = "admonition-title" > Example< / p >
< div class = "highlight" > < pre > < span > < / span > < code > < span class = "nt" > services< / span > < span class = "p" > :< / span >
< span class = "w" > < / span > < span class = "nt" > mailserver< / span > < span class = "p" > :< / span >
< span class = "w" > < / span > < span class = "p p-Indicator" > -< / span > < span class = "w" > < / span > < span class = "l l-Scalar l-Scalar-Plain" > /docker-data/dms/mail-logs/:/var/log/mail/< / span >
< / code > < / pre > < / div >
< / div >
< h3 id = "crowdsec" > < a class = "toclink" href = "#crowdsec" > Crowdsec< / a > < / h3 >
< p > The crowdsec container should also bind mount the same host path for the DMS logs that was added in the DMS example above.< / p >
< div class = "highlight" > < pre > < span > < / span > < code > < span class = "nt" > services< / span > < span class = "p" > :< / span >
< span class = "w" > < / span > < span class = "nt" > image< / span > < span class = "p" > :< / span > < span class = "w" > < / span > < span class = "l l-Scalar l-Scalar-Plain" > crowdsecurity/crowdsec< / span >
< span class = "w" > < / span > < span class = "nt" > restart< / span > < span class = "p" > :< / span > < span class = "w" > < / span > < span class = "l l-Scalar l-Scalar-Plain" > unless-stopped< / span >
< span class = "w" > < / span > < span class = "nt" > ports< / span > < span class = "p" > :< / span >
< span class = "w" > < / span > < span class = "p p-Indicator" > -< / span > < span class = "w" > < / span > < span class = "s" > " 8080:8080" < / span >
< span class = "w" > < / span > < span class = "p p-Indicator" > -< / span > < span class = "w" > < / span > < span class = "s" > " 6060:6060" < / span >
< span class = "w" > < / span > < span class = "nt" > volumes< / span > < span class = "p" > :< / span >
< span class = "w" > < / span > < span class = "p p-Indicator" > -< / span > < span class = "w" > < / span > < span class = "l l-Scalar l-Scalar-Plain" > /docker-data/dms/mail-logs/:/var/log/dms:ro< / span >
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< span class = "w" > < / span > < span class = "nt" > environment< / span > < span class = "p" > :< / span >
< span class = "w" > < / span > < span class = "c1" > # These collection contains parsers and scenarios for postfix and dovecot< / span >
< span class = "w" > < / span > < span class = "nt" > COLLECTIONS< / span > < span class = "p" > :< / span > < span class = "w" > < / span > < span class = "l l-Scalar l-Scalar-Plain" > crowdsecurity/postfix crowdsecurity/dovecot< / span >
< span class = "w" > < / span > < span class = "nt" > TZ< / span > < span class = "p" > :< / span > < span class = "w" > < / span > < span class = "l l-Scalar l-Scalar-Plain" > Europe/Paris< / span >
< span class = "nt" > volumes< / span > < span class = "p" > :< / span >
< span class = "w" > < / span > < span class = "nt" > crowdsec-db< / span > < span class = "p" > :< / span >
< / code > < / pre > < / div >
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< p > Configure crowdsec to read and parse DMS logs file.< / p >
< div class = "admonition example" >
< p class = "admonition-title" > Example< / p >
< p > Create the file < code > dms.yml< / code > in < code > ./acquis.d/< / code > < / p >
< div class = "highlight" > < pre > < span > < / span > < code > < span class = "nn" > ---< / span >
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< span class = "nt" > filenames< / span > < span class = "p" > :< / span >
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< span class = "nt" > labels< / span > < span class = "p" > :< / span >
< span class = "w" > < / span > < span class = "nt" > type< / span > < span class = "p" > :< / span > < span class = "w" > < / span > < span class = "l l-Scalar l-Scalar-Plain" > syslog< / span >
< / code > < / pre > < / div >
< / div >
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< p class = "admonition-title" > Warning< / p >
< p > Crowdsec on its own is just a detection software, the remediation is done by components called bouncers.
This page does not explain how to install or configure a bouncer. It can be found in < a href = "https://doc.crowdsec.net/docs/bouncers/intro" > crowdsec documentation< / a > .< / p >
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