Google Tag Manager News & Updates for March 2025

Google Tag Manager Containers to Automatically Load Google Tag Starting April 2025

8 days ago

Google is updating Google Tag Manager (GTM) containers to enhance tracking with Google Ads starting April 10, 2025. Containers will load a Google tag before sending events, improving tracking reliability and increasing measurement data volume. Benefits include easier access to features like enhanced conversions and smoother data collection for users who accept Google's data terms. Google recommends adding the Google tag to preview impacts.

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Google Tag Now Uses Service Workers to Enhance GTM Server-Side Data Transmission

12 days ago

Google Tag Manager

Google has updated Google Tag to use service workers for server-side Google Tag Manager data transmission, enhancing measurement performance and reliability. This change improves upon the navigator.sendBeacon() method by enabling offline data storage, deferred transmission, and better reliability during poor network conditions. Website owners may need to adjust their Content Security Policy to accommodate this functionality.

Hackers Exploit Google Tag Manager to Steal Credit Card Information

1 months ago

Google Tag Manager

Hackers are exploiting a vulnerability in Magento eCommerce sites to inject malware via Google Tag Manager, which steals credit card information during checkout. The malware includes a hidden PHP backdoor to maintain access and capture user data. Sucuri researchers found the malicious script disguised as normal. They identified at least six infected sites and recommend removing suspicious GTM tags, scanning for malware, and ensuring software is updated.

Google Migrates Server-Side Tag Manager from Container Registry to Artifact Registry

1 months ago

Google Tag Manager

Google is moving its Server-side Google Tag Manager from Container Registry to Artifact Registry on Google Cloud Platform. The migration is seamless, with no URL changes, so existing deployments remain functional. Server-side tagging applications need no user action, while Cloud Run Functions will automatically migrate if the Artifact Registry API is enabled. Users of other services that rely on Container Registry should refer to Google's migration guide.

Google Tag Manager Introduces Automated Cloudflare Setup for First-Party Mode

3 months ago

Google Tag Manager

Google Tag Manager now supports first-party mode with Cloudflare. This mode allows deploying a Google tag using your own infrastructure on your website's domain, acting as a bridge to Google's services. The setup can use your existing CDN, load balancer, or web server. Unlike standard setups where the tag is requested from Google, in first-party mode, the tag is loaded from your domain, and measurement requests are forwarded to Google.

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Google Tag UI Enhances Platform with Integrated Consent Management Features

3 months ago

Tracking Google Tag Manager +1 more

Google has enhanced its platform with integrated Consent Management Platform (CMP) setup capabilities in the Google Tag UI, streamlining consent management across Google services without manual code changes. The integration supports four CMP partners: consentmanager, Cookiebot, iubenda, and Usercentrics. It functions within Google Ads, Google Analytics, Campaign Manager 360, and Google Tag Manager, providing guidance for a simplified setup process.

Google Tag Manager Updates Conversion Linker with Local Storage Support

4 months ago

Google Tag Manager

Google Tag Manager has enhanced its Conversion Linker functionality with additional data storage capabilities, improving tracking reliability across browser environments. The Conversion Linker now stores ad click data in Browser Local Storage, maintains first-party cookie storage, provides dual storage functionality, enhances data persistence, and improves tracking reliability.

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Google Tag Manager Launches Server-Side Tagging Support for Mobile Apps

4 months ago

Tracking Google Tag Manager

Google has expanded Tag Manager with server-side tagging support for Android and iOS apps, enhancing data management for mobile app analytics and marketing. Key features include cross-platform support, integration with GA4 data flows, data staging, redaction, augmentation, and flexible distribution. Implementation requires Firebase SDK, a GTM account, and a configured server. Benefits include expanded ecosystem, multi-platform distribution, and more control.

Google Adds 2 New Alerts to Tag Diagnostics Tool

5 months ago

Google Tag Manager

Google has improved its Tag Diagnostics tool with two new alerts to enhance data tracking. The Tag Inactivity Alert notifies users when a Google tag hasn't sent data in 48 hours, while the Tag Positioning Warning alerts users if tags are placed too low on a webpage, affecting load times and data efficiency. A new 'No recent data' status has also been added. These updates aim to reduce signal loss and improve website measurement performance.

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