{"id":8,"date":"2012-06-17T04:57:00","date_gmt":"2012-06-17T04:57:00","guid":{"rendered":"http:\/\/pheonixsolutions.com\/?p=8"},"modified":"2026-07-29T21:28:54","modified_gmt":"2026-07-29T15:58:54","slug":"mailscanner-allow-zip-tar-gz-extension-in-email","status":"publish","type":"post","link":"https:\/\/pheonixsolutions.com\/blog\/mailscanner-allow-zip-tar-gz-extension-in-email\/","title":{"rendered":"Mailscanner: allow .zip .tar .gz extension in email"},"content":{"rendered":"\n<h2 class=\"wp-block-heading\">Introduction<\/h2>\n\n\n\n<p>MailScanner scans email attachments to protect mail servers from malicious files. By default, it may block archive files such as <strong>.zip<\/strong>, <strong>.tar<\/strong>, and <strong>.gz<\/strong> if they contain executable or potentially dangerous file types. If required, you can configure MailScanner to allow these archive formats while continuing to scan the attachments for viruses.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">Prerequisites<\/h2>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Root or sudo access to the server<\/li>\n\n\n\n<li>Access to WHM<\/li>\n\n\n\n<li>MailScanner installed and configured<\/li>\n<\/ul>\n\n\n\n<h2 class=\"wp-block-heading\">Implementation<\/h2>\n\n\n\n<h3 class=\"wp-block-heading\">Step 1<\/h3>\n\n\n\n<p>Log in to WHM.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">Step 2<\/h3>\n\n\n\n<p>Navigate to:<\/p>\n\n\n\n<p><strong>WHM \u2192 MailScanner \u2192 MailScanner Configuration<\/strong><\/p>\n\n\n\n<h3 class=\"wp-block-heading\">Step 3<\/h3>\n\n\n\n<p>Search for the setting:<\/p>\n\n\n\n<p><strong>Maximum Archive Depth<\/strong><\/p>\n\n\n\n<h3 class=\"wp-block-heading\">Step 4<\/h3>\n\n\n\n<p>Set the value to:<\/p>\n\n\n\n<p><strong>0<\/strong><\/p>\n\n\n\n<p>This disables archive content checking and allows archive files such as <strong>.zip<\/strong>, <strong>.tar<\/strong>, and <strong>.gz<\/strong> to pass through MailScanner.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">Step 5<\/h3>\n\n\n\n<p>Save the configuration changes.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">Step 6<\/h3>\n\n\n\n<p>Send a test email with a supported archive attachment to verify that it is delivered successfully.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">Conclusion<\/h2>\n\n\n\n<p>Setting <strong>Maximum Archive Depth<\/strong> to <strong>0<\/strong> allows archive files such as <strong>.zip<\/strong>, <strong>.tar<\/strong>, and <strong>.gz<\/strong> to be sent through MailScanner without being blocked due to their contents. The attachments will continue to be scanned for viruses, helping maintain email security while allowing archive file transfers.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Introduction MailScanner scans email attachments to protect mail servers from malicious files. By default, it may block archive files such as .zip, .tar, and .gz if they contain executable or potentially dangerous file types. If required, you can configure MailScanner to allow these archive formats while continuing to scan the&hellip; <a href=\"https:\/\/pheonixsolutions.com\/blog\/mailscanner-allow-zip-tar-gz-extension-in-email\/\" class=\"more-link read-more\" rel=\"bookmark\">Continue Reading <span class=\"screen-reader-text\">Mailscanner: allow .zip .tar .gz extension in email<\/span><i class=\"fa fa-arrow-right\"><\/i><\/a><\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_jetpack_newsletter_access":"","_jetpack_dont_email_post_to_subs":false,"_jetpack_newsletter_tier_id":0,"_jetpack_memberships_contains_paywalled_content":false,"_jetpack_feature_clip_id":0,"_jetpack_memberships_contains_paid_content":false,"footnotes":"","jetpack_post_was_ever_published":false},"categories":[14,227],"tags":[263,228],"class_list":{"0":"post-8","1":"post","2":"type-post","3":"status-publish","4":"format-standard","5":"hentry","6":"category-cpanel","7":"category-mailscanner","8":"tag-cpanel","9":"tag-mailscanner-2","10":"h-entry","12":"h-as-article"},"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v28.3 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>Allow .zip .tar .gz extension in email | Mailscanner |<\/title>\n<meta name=\"description\" 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