Web Security Cloud: Connectivity issues for Windows users using NTLM authentication
View the provider incident record →Current answer
Forcepoint experienced a minor incident: Web Security Cloud: Connectivity issues for Windows users using NTLM authentication. The last provider record was marked Identified; its current state cannot be verified.
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Incident Lifecycle
Affected Components
Web Security Cloud
Incident Timeline
Identified
Customer Impact: Some Web Security Cloud customers may find that Windows users can’t reach the internet through the Forcepoint cloud proxy. This affects only users who authenticate with NTLM (NT LAN Manager). macOS users and users on other authentication methods are not affected.
Description: A fix has been identified and is currently being tested. Affected customers are requested to implement the workaround published on our Customer Hub.
Description: A fix has been identified and is currently being tested. Affected customers are requested to implement the workaround published on our Customer Hub.
Nov 12, 2026 at 6:36 PM UTC
Investigating
Customer Impact: Some Web Security Cloud customers may find that Windows users can’t reach the internet through the Forcepoint cloud proxy. This affects only users who authenticate with NTLM (NT LAN Manager). macOS users and users on other authentication methods are not affected.
Description: We are investigating an issue affecting Windows users who authenticate to the Forcepoint Web Security cloud proxy using NTLM. We are actively working on a fix. Affected customers are requested to reach out to Technical Support for guidance on workaround.
Description: We are investigating an issue affecting Windows users who authenticate to the Forcepoint Web Security cloud proxy using NTLM. We are actively working on a fix. Affected customers are requested to reach out to Technical Support for guidance on workaround.
Nov 12, 2026 at 11:44 AM UTC
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