ST-2026-225 · Runtimes & developer platforms
Cloudflare is deprecating the Azure Functions-based Microsoft Sentinel connector
Cloudflare announced that Enterprise customers using its Azure Functions-based Microsoft Sentinel connector must migrate to the Codeless Connector Framework connector by 14 September 2026, after which Cloudflare will no longer maintain the old connector.
Previous state
Cloudflare Enterprise customers could use the Azure Functions-based Microsoft Sentinel connector backed by the Azure Monitor HTTP Data Collector API.
Current state
Cloudflare directs Enterprise customers to migrate to the Microsoft Sentinel Codeless Connector Framework connector by 14 September 2026 because Microsoft is deprecating the Azure Monitor HTTP Data Collector API; Cloudflare will no longer maintain the Azure Functions-based connector after that date.
Affected users
Who needs to care
Cloudflare Enterprise customers using the Azure Functions-based Microsoft Sentinel connector.
Required response
What to do
Migrate the Microsoft Sentinel integration to Cloudflare's Codeless Connector Framework connector before 14 September 2026 and validate the replacement ingestion path before retiring the old connector.
Evidence boundary
What the source does not prove
Cloudflare proves the migration deadline and its maintenance boundary for the old connector. It does not prove that the old connector had stopped functioning at the 27 August observation or that every Enterprise customer uses Microsoft Sentinel.
Lifecycle history
Dated event sequence
- Connector deprecation announced
Cloudflare announced the Azure Functions-based connector migration requirement.
- Migration deadline
Cloudflare states Enterprise customers must migrate by this date and that it will no longer maintain the old connector afterward.
Evidence ledger
First-party sources
- 01Cloudflare — Microsoft Sentinel Azure Functions connector deprecation
Official Cloudflare changelog · 2026-08-26
Open official source ↗