notify administrators when users access specific websites<\/strong>.<\/p>\nThis rule complements Site Access Control by offering an alerting mechanism for web page visits<\/strong>. While Site Access Control blocks access, the “Visit” Alert Rule provides real-time notifications when a user attempts to visit<\/em> or successfully visits<\/em> a designated webpage.<\/p>\nConfiguration Path:<\/strong> GAT Shield > Alerts > Rules > + New Alert Rule<\/p>\n![\"This](\"https:\/\/gatlabs.com\/knowledge\/wp-content\/uploads\/2022\/01\/Alert.png\")
<\/p>\n
Enabling a “Visit” Alert Rule<\/h2>\n
When you enable a “Visit” Alert Rule, a pop-up window appears. Fill in the details.<\/p>\n
\n- Name & Type\u00a0<\/strong>\n
\n- Alert rule name:<\/strong> Give your rule a clear, descriptive name.<\/li>\n
- Type:<\/strong> Select the Visit type<\/strong> of alert<\/li>\n
- Action:<\/strong> Select Show warning<\/strong> or any other option from the menu\n
\n- Close – close the tab for the user<\/li>\n
- Close without warning – close the tab without warning<\/li>\n
- Redirect – redirect the tab to another (added by the admin page)<\/li>\n
- Redirect without warning – redirect to another page without a warning message<\/li>\n
- No action – leave only the alert to be triggered without showing any notification to the end-user<\/li>\n<\/ul>\n<\/li>\n
- Default severity<\/strong> – set up the severity for the alert to low, unspecified, or high<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n
![\"In](\"https:\/\/gatlabs.com\/knowledge\/wp-content\/uploads\/2022\/01\/2025-06-12-17_54_47-Window.png\")
<\/p>\n
\n- Scope<\/strong>\n
\n- Select the scope of affected users<\/li>\n
- Pick a user, a group of users, org. unit of users or all users<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n
![\"In](\"https:\/\/gatlabs.com\/knowledge\/wp-content\/uploads\/2022\/01\/2025-06-12-18_09_42-Window.png\")
<\/p>\n
\n- Configuration\u00a0<\/b>\n
\n- Mode – select alert mode\n
\n- Report pages matching expressions<\/strong><\/li>\n
- Click on to enable the “regex mode<\/strong>“<\/li>\n
- Enter the Trigger expression as a regex, from the examples above<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n
![\"in](\"https:\/\/gatlabs.com\/knowledge\/wp-content\/uploads\/2022\/01\/2025-06-12-18_18_09-Window-1.png\")
<\/p>\n
\n- \n
\n- Page URL regular expressions:<\/strong> Here, you can enter the specific site address or a Regular Expression (Regex) pattern<\/strong> to match the URLs you want to monitor.\n
\n- Example 1 (Specific sites):<\/em>
(pinterest.com|reddit.com|instagram.com|facebook.com)<\/code><\/strong> – This will trigger an alert for visits to any of these four social media sites.<\/li>\n- Example 2 (Blocking a domain, with exception):<\/em>
http(s|)?:\/\/(?!sketch)([-w].*.io)(?!sketch)S*<\/code><\/strong> – This will trigger an alert for all<\/em> .io<\/code><\/strong> sites, except<\/em> sketch.io<\/code><\/strong>.<\/li>\n- Example 3 (Top-level domain):<\/em>
(\\.io<\/span>[\\\/\\.])|(\\.com\\\/io<\/span>)<\/code><\/strong>\u00a0– This will trigger an alert for any site ending with .io<\/code> or .com\/io<\/code><\/strong>.<\/li>\n- Example 4 (Keyword in URL):<\/em>
games<\/code><\/strong> – This will trigger an alert if the word “games” appears anywhere in the site’s URL.<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n<\/li>\n- Notifications –\u00a0<\/strong>fill in the details for the notifications for the alerts\n
\n- Alert recipients – enter the recipients of the alert<\/li>\n
- Notification interval – enter how many minutes to pass between the notifications<\/li>\n
- Full alert context – show the full context of the alert\n
\n- Save website information and include it in the notifications<\/li>\n<\/ul>\n<\/li>\n
- Screen capture<\/strong> – select any of the options\n
\n- Do not report<\/li>\n
- Only send the picture as an attachment in the alert notification email<\/li>\n
- Send in the email and save it in the rule creator’s Drive<\/li>\n
- Send in email, save in the rule creator’s Drive, and share with other alert recipients.<\/li>\n<\/ul>\n<\/li>\n
- Webcam capture<\/strong>\u00a0 – this feature must be enabled in the Admin console<\/strong>\n
\n- Do not report<\/li>\n
- Only send the picture as an attachment in the alert notification email<\/li>\n
- Send in the email and save it in the rule creator’s Drive<\/li>\n
- Send in email, save in the rule creator’s Drive, and share with other alert recipients<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n
![\"view](\"https:\/\/gatlabs.com\/knowledge\/wp-content\/uploads\/2022\/01\/2025-06-12-18_34_18-Shield.png\")
<\/p>\n
Click on the Create<\/strong> button to create the Visit alert rule<\/p>\nResult<\/h3>\n
When the alert is created, the end-users (under the Scope) will be affected by the rule.<\/p>\n
When the user visits one of the specified sites in the Page URL Regex<\/strong> field, they will see a warning message<\/strong> and be redirected<\/strong> to the chosen page.<\/p>\n![\"\"](\"https:\/\/gatlabs.com\/knowledge\/wp-content\/uploads\/2022\/01\/redirect-.io-site.gif\")
<\/p>\n","protected":false},"excerpt":{"rendered":"
Block website visits with Alert rules GAT Shield offers two primary features for managing web access and data loss prevention: Site Access Control This feature allows administrators to block users from visiting specified websites. It’s a direct web filtering mechanism to control what pages end-users can access. Alert Rules Acting as a real-time Data Loss […]<\/p>\n","protected":false},"author":5,"featured_media":0,"comment_status":"open","ping_status":"closed","template":"","meta":{"footnotes":""},"doc_category":[20],"glossaries":[],"doc_tag":[26],"class_list":["post-1476","docs","type-docs","status-publish","hentry","doc_category-users-management","doc_tag-gat-shield"],"year_month":"2026-05","word_count":686,"total_views":"2014","reactions":{"happy":"0","normal":"0","sad":"0"},"author_info":{"name":"stan","author_nicename":"stan","author_url":"https:\/\/gatlabs.com\/knowledge\/author\/stan\/"},"doc_category_info":[{"term_name":"Users Audit & Management","term_url":"https:\/\/gatlabs.com\/knowledge\/tech-tips-category\/users-management\/"}],"doc_tag_info":[{"term_name":"GAT Shield","term_url":"https:\/\/gatlabs.com\/knowledge\/tech-tips-tag\/gat-shield\/"}],"yoast_head":"\n
Block websites visit with Alert rules - GAT Knowledge Base<\/title>\n<meta name=\"description\" content=\"GAT Shield provides a web filtering option called Site Access Control. This allows admins to block websites to set of users\u00a0\" \/>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/gatlabs.com\/knowledge\/tech-tips\/block-websites-visit-with-alert-rules\/\" \/>\n<meta property=\"og:locale\" content=\"en_GB\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Block websites visit with Alert rules\" \/>\n<meta property=\"og:description\" content=\"GAT Shield provides a web filtering option called Site Access Control. This allows admins to block websites to set of users\u00a0\" \/>\n<meta property=\"og:url\" content=\"https:\/\/gatlabs.com\/knowledge\/tech-tips\/block-websites-visit-with-alert-rules\/\" \/>\n<meta property=\"og:site_name\" content=\"GAT Knowledge Base\" \/>\n<meta property=\"article:modified_time\" content=\"2025-08-21T12:49:06+00:00\" \/>\n<meta property=\"og:image\" content=\"https:\/\/gatlabs.com\/knowledge\/wp-content\/uploads\/2022\/01\/Alert.png\" \/>\n\t<meta property=\"og:image:width\" content=\"1920\" \/>\n\t<meta property=\"og:image:height\" content=\"912\" \/>\n\t<meta property=\"og:image:type\" content=\"image\/png\" \/>\n<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n<meta name=\"twitter:label1\" content=\"Estimated reading time\" \/>\n\t<meta name=\"twitter:data1\" content=\"5 minutes\" \/>\n<script type=\"application\/ld+json\" class=\"yoast-schema-graph\">{\"@context\":\"https:\\\/\\\/schema.org\",\"@graph\":[{\"@type\":\"WebPage\",\"@id\":\"https:\\\/\\\/gatlabs.com\\\/knowledge\\\/tech-tips\\\/block-websites-visit-with-alert-rules\\\/\",\"url\":\"https:\\\/\\\/gatlabs.com\\\/knowledge\\\/tech-tips\\\/block-websites-visit-with-alert-rules\\\/\",\"name\":\"Block websites visit with Alert rules - GAT Knowledge Base\",\"isPartOf\":{\"@id\":\"https:\\\/\\\/gatlabs.com\\\/knowledge\\\/#website\"},\"primaryImageOfPage\":{\"@id\":\"https:\\\/\\\/gatlabs.com\\\/knowledge\\\/tech-tips\\\/block-websites-visit-with-alert-rules\\\/#primaryimage\"},\"image\":{\"@id\":\"https:\\\/\\\/gatlabs.com\\\/knowledge\\\/tech-tips\\\/block-websites-visit-with-alert-rules\\\/#primaryimage\"},\"thumbnailUrl\":\"https:\\\/\\\/gatlabs.com\\\/knowledge\\\/wp-content\\\/uploads\\\/2022\\\/01\\\/Alert.png\",\"datePublished\":\"2022-01-11T17:03:08+00:00\",\"dateModified\":\"2025-08-21T12:49:06+00:00\",\"description\":\"GAT Shield provides a web filtering option called Site Access Control. This allows admins to block websites to set of users\u00a0\",\"breadcrumb\":{\"@id\":\"https:\\\/\\\/gatlabs.com\\\/knowledge\\\/tech-tips\\\/block-websites-visit-with-alert-rules\\\/#breadcrumb\"},\"inLanguage\":\"en-GB\",\"potentialAction\":[{\"@type\":\"ReadAction\",\"target\":[\"https:\\\/\\\/gatlabs.com\\\/knowledge\\\/tech-tips\\\/block-websites-visit-with-alert-rules\\\/\"]}]},{\"@type\":\"ImageObject\",\"inLanguage\":\"en-GB\",\"@id\":\"https:\\\/\\\/gatlabs.com\\\/knowledge\\\/tech-tips\\\/block-websites-visit-with-alert-rules\\\/#primaryimage\",\"url\":\"https:\\\/\\\/gatlabs.com\\\/knowledge\\\/wp-content\\\/uploads\\\/2022\\\/01\\\/Alert.png\",\"contentUrl\":\"https:\\\/\\\/gatlabs.com\\\/knowledge\\\/wp-content\\\/uploads\\\/2022\\\/01\\\/Alert.png\",\"width\":1920,\"height\":912},{\"@type\":\"BreadcrumbList\",\"@id\":\"https:\\\/\\\/gatlabs.com\\\/knowledge\\\/tech-tips\\\/block-websites-visit-with-alert-rules\\\/#breadcrumb\",\"itemListElement\":[{\"@type\":\"ListItem\",\"position\":1,\"name\":\"Home\",\"item\":\"https:\\\/\\\/gatlabs.com\\\/knowledge\\\/\"},{\"@type\":\"ListItem\",\"position\":2,\"name\":\"Tech Tips\",\"item\":\"https:\\\/\\\/gatlabs.com\\\/knowledge\\\/tech-tips\\\/\"},{\"@type\":\"ListItem\",\"position\":3,\"name\":\"Block websites visit with Alert rules\"}]},{\"@type\":\"WebSite\",\"@id\":\"https:\\\/\\\/gatlabs.com\\\/knowledge\\\/#website\",\"url\":\"https:\\\/\\\/gatlabs.com\\\/knowledge\\\/\",\"name\":\"GAT Knowledge Base\",\"description\":\"Your source of all things GAT\",\"publisher\":{\"@id\":\"https:\\\/\\\/gatlabs.com\\\/knowledge\\\/#organization\"},\"potentialAction\":[{\"@type\":\"SearchAction\",\"target\":{\"@type\":\"EntryPoint\",\"urlTemplate\":\"https:\\\/\\\/gatlabs.com\\\/knowledge\\\/?s={search_term_string}\"},\"query-input\":{\"@type\":\"PropertyValueSpecification\",\"valueRequired\":true,\"valueName\":\"search_term_string\"}}],\"inLanguage\":\"en-GB\"},{\"@type\":\"Organization\",\"@id\":\"https:\\\/\\\/gatlabs.com\\\/knowledge\\\/#organization\",\"name\":\"GAT Labs Knowledge Base\",\"url\":\"https:\\\/\\\/gatlabs.com\\\/knowledge\\\/\",\"logo\":{\"@type\":\"ImageObject\",\"inLanguage\":\"en-GB\",\"@id\":\"https:\\\/\\\/gatlabs.com\\\/knowledge\\\/#\\\/schema\\\/logo\\\/image\\\/\",\"url\":\"https:\\\/\\\/gatlabs.com\\\/knowledge\\\/wp-content\\\/uploads\\\/2021\\\/11\\\/Group-1159.svg\",\"contentUrl\":\"https:\\\/\\\/gatlabs.com\\\/knowledge\\\/wp-content\\\/uploads\\\/2021\\\/11\\\/Group-1159.svg\",\"width\":361,\"height\":97,\"caption\":\"GAT Labs Knowledge Base\"},\"image\":{\"@id\":\"https:\\\/\\\/gatlabs.com\\\/knowledge\\\/#\\\/schema\\\/logo\\\/image\\\/\"}}]}<\/script>\n<!-- \/ Yoast SEO Premium plugin. -->","yoast_head_json":{"title":"Block websites visit with Alert rules - GAT Knowledge Base","description":"GAT Shield provides a web filtering option called Site Access Control. This allows admins to block websites to set of users\u00a0","robots":{"index":"index","follow":"follow","max-snippet":"max-snippet:-1","max-image-preview":"max-image-preview:large","max-video-preview":"max-video-preview:-1"},"canonical":"https:\/\/gatlabs.com\/knowledge\/tech-tips\/block-websites-visit-with-alert-rules\/","og_locale":"en_GB","og_type":"article","og_title":"Block websites visit with Alert rules","og_description":"GAT Shield provides a web filtering option called Site Access Control. This allows admins to block websites to set of users\u00a0","og_url":"https:\/\/gatlabs.com\/knowledge\/tech-tips\/block-websites-visit-with-alert-rules\/","og_site_name":"GAT Knowledge Base","article_modified_time":"2025-08-21T12:49:06+00:00","og_image":[{"width":1920,"height":912,"url":"https:\/\/gatlabs.com\/knowledge\/wp-content\/uploads\/2022\/01\/Alert.png","type":"image\/png"}],"twitter_card":"summary_large_image","twitter_misc":{"Estimated reading time":"5 minutes"},"schema":{"@context":"https:\/\/schema.org","@graph":[{"@type":"WebPage","@id":"https:\/\/gatlabs.com\/knowledge\/tech-tips\/block-websites-visit-with-alert-rules\/","url":"https:\/\/gatlabs.com\/knowledge\/tech-tips\/block-websites-visit-with-alert-rules\/","name":"Block websites visit with Alert rules - GAT Knowledge Base","isPartOf":{"@id":"https:\/\/gatlabs.com\/knowledge\/#website"},"primaryImageOfPage":{"@id":"https:\/\/gatlabs.com\/knowledge\/tech-tips\/block-websites-visit-with-alert-rules\/#primaryimage"},"image":{"@id":"https:\/\/gatlabs.com\/knowledge\/tech-tips\/block-websites-visit-with-alert-rules\/#primaryimage"},"thumbnailUrl":"https:\/\/gatlabs.com\/knowledge\/wp-content\/uploads\/2022\/01\/Alert.png","datePublished":"2022-01-11T17:03:08+00:00","dateModified":"2025-08-21T12:49:06+00:00","description":"GAT Shield provides a web filtering option called Site Access Control. This allows admins to block websites to set of users\u00a0","breadcrumb":{"@id":"https:\/\/gatlabs.com\/knowledge\/tech-tips\/block-websites-visit-with-alert-rules\/#breadcrumb"},"inLanguage":"en-GB","potentialAction":[{"@type":"ReadAction","target":["https:\/\/gatlabs.com\/knowledge\/tech-tips\/block-websites-visit-with-alert-rules\/"]}]},{"@type":"ImageObject","inLanguage":"en-GB","@id":"https:\/\/gatlabs.com\/knowledge\/tech-tips\/block-websites-visit-with-alert-rules\/#primaryimage","url":"https:\/\/gatlabs.com\/knowledge\/wp-content\/uploads\/2022\/01\/Alert.png","contentUrl":"https:\/\/gatlabs.com\/knowledge\/wp-content\/uploads\/2022\/01\/Alert.png","width":1920,"height":912},{"@type":"BreadcrumbList","@id":"https:\/\/gatlabs.com\/knowledge\/tech-tips\/block-websites-visit-with-alert-rules\/#breadcrumb","itemListElement":[{"@type":"ListItem","position":1,"name":"Home","item":"https:\/\/gatlabs.com\/knowledge\/"},{"@type":"ListItem","position":2,"name":"Tech Tips","item":"https:\/\/gatlabs.com\/knowledge\/tech-tips\/"},{"@type":"ListItem","position":3,"name":"Block websites visit with Alert rules"}]},{"@type":"WebSite","@id":"https:\/\/gatlabs.com\/knowledge\/#website","url":"https:\/\/gatlabs.com\/knowledge\/","name":"GAT Knowledge Base","description":"Your source of all things GAT","publisher":{"@id":"https:\/\/gatlabs.com\/knowledge\/#organization"},"potentialAction":[{"@type":"SearchAction","target":{"@type":"EntryPoint","urlTemplate":"https:\/\/gatlabs.com\/knowledge\/?s={search_term_string}"},"query-input":{"@type":"PropertyValueSpecification","valueRequired":true,"valueName":"search_term_string"}}],"inLanguage":"en-GB"},{"@type":"Organization","@id":"https:\/\/gatlabs.com\/knowledge\/#organization","name":"GAT Labs Knowledge Base","url":"https:\/\/gatlabs.com\/knowledge\/","logo":{"@type":"ImageObject","inLanguage":"en-GB","@id":"https:\/\/gatlabs.com\/knowledge\/#\/schema\/logo\/image\/","url":"https:\/\/gatlabs.com\/knowledge\/wp-content\/uploads\/2021\/11\/Group-1159.svg","contentUrl":"https:\/\/gatlabs.com\/knowledge\/wp-content\/uploads\/2021\/11\/Group-1159.svg","width":361,"height":97,"caption":"GAT Labs Knowledge Base"},"image":{"@id":"https:\/\/gatlabs.com\/knowledge\/#\/schema\/logo\/image\/"}}]}},"knowledge_base_info":[],"knowledge_base_slug":[],"_links":{"self":[{"href":"https:\/\/gatlabs.com\/knowledge\/wp-json\/wp\/v2\/docs\/1476","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/gatlabs.com\/knowledge\/wp-json\/wp\/v2\/docs"}],"about":[{"href":"https:\/\/gatlabs.com\/knowledge\/wp-json\/wp\/v2\/types\/docs"}],"author":[{"embeddable":true,"href":"https:\/\/gatlabs.com\/knowledge\/wp-json\/wp\/v2\/users\/5"}],"replies":[{"embeddable":true,"href":"https:\/\/gatlabs.com\/knowledge\/wp-json\/wp\/v2\/comments?post=1476"}],"version-history":[{"count":24,"href":"https:\/\/gatlabs.com\/knowledge\/wp-json\/wp\/v2\/docs\/1476\/revisions"}],"predecessor-version":[{"id":14498,"href":"https:\/\/gatlabs.com\/knowledge\/wp-json\/wp\/v2\/docs\/1476\/revisions\/14498"}],"wp:attachment":[{"href":"https:\/\/gatlabs.com\/knowledge\/wp-json\/wp\/v2\/media?parent=1476"}],"wp:term":[{"taxonomy":"doc_category","embeddable":true,"href":"https:\/\/gatlabs.com\/knowledge\/wp-json\/wp\/v2\/doc_category?post=1476"},{"taxonomy":"glossaries","embeddable":true,"href":"https:\/\/gatlabs.com\/knowledge\/wp-json\/wp\/v2\/glossaries?post=1476"},{"taxonomy":"doc_tag","embeddable":true,"href":"https:\/\/gatlabs.com\/knowledge\/wp-json\/wp\/v2\/doc_tag?post=1476"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}