Create 2025-08-15-content.md (#5695)

* Create 2025-08-15-content.md

* Updates from review

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Co-authored-by: John Pipkin <[email protected]>

Author: jc-sumo

blog-cse/2025-08-15-content.md

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+---
+title: August 15, 2025 - Content Release
+image: https://help.sumologic.com/img/reuse/rss-image.jpg
+keywords:
+  - log mappers
+  - parsers
+hide_table_of_contents: true    
+---
+
+This content release includes:
+    - New product support for Vectra AI.
+    - Updated parsers and log mappers for Azure Event Hub, Barracuda CloudGen Firewall, Microsoft IIS, and Surepass.
+    - Updated Surepass to the correct vendor name.
+
+Changes are enumerated below.
+
+### Log Mappers
+- [New] Vectra AI Catch All
+- [New] Vectra AI User Login
+- [Updated] Azure Event Hub - Windows Defender Logs
+    - Updated field mappings to include new fields.
+- [Updated] Barracuda CloudGen Firewall Activity
+    - Updated `event_id` criteria to handle abridged event types in some logs.
+- [Updated] Microsoft IIS Parser - Catch All
+    - Updated to support `http_url` and downstream enrichment.
+- [Updated] Surepass Authentication
+- [Updated] Surepass Catch All
+- [Updated] Surepass Network Event
+
+### Parsers
+- [New] /Parsers/System/Vectra/Vectra AI
+- [Updated] /Parsers/System/Barracuda/Barracuda CloudGen
+    - Updated `event_id` criteria to handle abridged event types in some logs and to support additional log formats.
+- [Updated] /Parsers/System/Cylance/Cylance Syslog
+    - Updated timestamp parsing.
+- [Updated] /Parsers/System/DocuSign/DocuSign Monitor
+    - Updated timestamp parsing.
+- [Updated] /Parsers/System/Microsoft/Microsoft Azure JSON
+    - Updated parser to parse additional nested fields.
+- [Updated] /Parsers/System/Microsoft/Microsoft IIS
+    - Updated to form `http_url` for downstream enrichment.