Sentinel Releases
				
				
					This page lists the Sentinel release notes available in the Help Center: 
| Sentinel Release 4.21 | 10 May 2025 | 
Configurable port for the Send Email action. |  | 
| Sentinel Release 4.20 | 7 May 2025 |  |  | 
| Sentinel Release 4.17 | 14 August 2024 |  |  | 
| Sentinel Release 4.16 | 17 May 2024 | 
New configuration option to improve the installation process |  | 
| Sentinel Release 4.15 | 16 February 2024 | 
Python metaprogramming disallowed |  | 
| Sentinel Release 4.14 | 4 December 2023 | 
Configurable Content Type for Web service action.New User Defined Process component to run a Python script. | 
A-Plus Action to raise Master Events in A-Plus 4.14. | 
| Sentinel Release 4.13 | 17 August 2023 | 
Use of auxiliary data tokens to pass Workbook and page namesAn optional header for the Web Service Action | 
Support for new Sentinel URLShift Log 4 Action inclusion in the installer | 
| Sentinel Release 4.11 | 10 February 2023 | 
Improved handling of data marked as ‘bad’ by the Historian or other datasourceThe ability to create Time Windows that are viewable on an Explorer TrendAzure AD Authentication | 
Additions to Sentinel authentication to login to different domainsOption to set read timeout for requests from Explorer | 
| Sentinel Release 4.10.4 | 19 August 2022 | 
Support for Explorer 4.10.4 |  | 
| Sentinel Release 4.10.2 | 23 Mar 2022 | 
Case Categorization in Sentinel | 
Writing Data to Case Fields | 
| Sentinel Release 4.10 | 24 Sep 2021 | 
Compatibility with ExplorerCreate a specific case from Sentinel | 
Sentinel email message length increase | 
| Sentinel Release 4.6.6 | 10 Nov 2020 | 
Compatibility with ExplorerConsolidation of Sentinel events with cases | 
Configuration option to limit processor count | 
| Sentinel Release 4.6.5 | 7 Aug 2020 | 
Compatibility with ExplorerDefault case assignee in Sentinel events | 
View monitor status In Explorer | 
| Sentinel Release 4.6.4 | 18 Feb 2020 | 
Compatibility with ExplorerEngine performance |  | 
| Sentinel Release 4.6.3 | 1 Nov 2019 | 
Compatibility with Explorer | 
Entity display name when using tokens in emails | 
| Sentinel Release 4.6.2 | 25 Jan 2019 | 
Compatibility with ExplorerBadDataSuppressionBehavior SettingHide suppressed events optionChanges to help documentation | 
400 character limit removed from case title and descriptionSecurityCase Management |