Merge pull request #269764 from Eitan-Shteinberg/docs-editor/defender-for-storage-introduct-1711023056

Update defender-for-storage-introduction.md

Author: prmerger-automator[bot]

articles/defender-for-cloud/defender-for-storage-introduction.md

@@ -108,6 +108,10 @@ By default, the limit is set to 5,000 GB per month per storage account. Once thi
 
 Microsoft Defender for Storage enables you to secure your data at scale with granular controls. You can apply consistent security policies across all your storage accounts within a subscription or customize them for specific accounts to suit your business needs. You can also control your costs by choosing the level of protection you need for each resource. To get started, visit [enable Defender for Storage](../storage/common/azure-defender-storage-configure.md).
 
+### Monitoring your malware scanning cap
+
+To ensure uninterrupted protection while effectively managing costs, there are two informational security alerts related to malware scanning cap usage. The first alert, `Malware Scanning will stop soon: 75% of monthly gigabytes scan cap reached (Preview)`, is triggered as your usage approaches 75% of the set monthly cap, offering a heads-up to adjust your cap if needed. The second alert, `Malware Scanning stopped: monthly gigabytes scan cap reached (Preview)`, notifies you when the cap has been reached and scanning is paused for the month, potentially leaving new uploads unscanned. Both alerts come with details on affected storage accounts to facilitate prompt and informed action, ensuring you can maintain your desired level of security without unexpected expenses.
+
 ## Understanding the differences between Malware Scanning and hash reputation analysis  
 
 Defender for Storage offers two capabilities to detect malicious content uploaded to storage accounts: **Malware Scanning** (paid add-on feature available only on the new plan) and **hash reputation analysis** (available in all plans).