Create 2025-02-14-content.md (#5079)

* Create 2025-02-14-content.md

* Updates from review

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

Author: jc-sumo

blog-cse/2025-02-14-content.md

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+---
+title: February 14th, 2025 - Content Release
+image: https://help.sumologic.com/img/sumo-square.png
+keywords:
+  - log mappers
+  - parsers
+hide_table_of_contents: true    
+---
+
+import useBaseUrl from '@docusaurus/useBaseUrl';
+
+<a href="https://help.sumologic.com/release-notes-cse/rss.xml"><img src={useBaseUrl('img/release-notes/rss-orange2.png')} alt="icon" width="50"/></a>
+
+This content release includes: 
+- New and updated mappers and parsers for Carbon Black, Cisco ISE, Cisco Umbrella, PAN Firewall CSV and LEEF, and Signal Science (Fastly) WAF.
+- :heart:
+
+Changes are enumerated below.
+
+### Log Mappers
+- [New] Carbon Black Cloud - alert event
+- [Updated] Cisco ISE Radius Diagnostics
+    - Supports additional Radius Diagnostic messages.
+- [Updated] Cisco Umbrella DNS Logs
+    - Adds `dstDevice_ip`, `normalizedAction`, and `user_email`.
+- [Updated] Cisco Umbrella IP Logs
+    - Adds alternate value for `dstDevice_ip` and adds `user_email`.
+- [Updated] Cisco Umbrella Proxy Logs
+    - Adds `user_email`.
+
+### Parsers
+- [Updated] /Parsers/System/VMware/Carbon Black Cloud
+    - Adds support for alert event event ID.
+- [Updated] /Parsers/System/Cisco/Cisco ISE
+    - Adds key value parsing for descriptions.
+- [Updated] /Parsers/System/Cisco/Cisco Umbrella CSV
+    - Adds a transform for capturing email addresses.
+- [Updated] /Parsers/System/Palo Alto/PAN Firewall CSV
+    - Modifies `parse_system_format_1` regular expression to support additional events.
+- [Updated] /Parsers/System/Palo Alto/PAN Firewall LEEF
+    - Normalizes parsing of subtype to have consistent case.
+- [Updated] /Parsers/System/Signal Science/Signal Science WAF
+    - Adds additional timestamp handling.