Turnitin Service Incident - 20th October 2025

Incident Report for Turnitin

Resolved

We've fixed it.

Due to an unexpected third party intermittent service degradation, users may have encountered some issues accessing our services via an integration. A list of the services affected, when accessed via an integration, can be found below:

Turnitin
Turnitin UK
Turnitin Clarity
Gradescope (LTI Integrations and course roster page only)
Asset Processor/Blackboard Ultra Assignment
Canvas Plagiarism Framework
Integrations through LTI 1.3
Turnitin Similarity, Originality, SimCheck and Authorship (LTI Integrations only)

We are pleased to advise that service has been restored.

The incident occurred between the following times:

PDT: Monday 20th, 00:11 - Monday 20th 03:00
BST: Monday 20th, 08:11 - Monday 20th, 11:00
AEDT: Monday 20th, 18:11 - Monday 20th, 21:00

We regret any inconvenience this may have caused if you were impacted by today’s incident.
Posted Oct 20, 2025 - 03:50 PDT

Monitoring

We’ve run into some issues.

Due to an unexpected third party intermittent service degradation, users may encounter some issues accessing our services via an integration. A list of the services affected, when accessed via an integration, can be found below:

Turnitin
Turnitin UK
Turnitin Clarity
Gradescope (LTI Integrations and course roster page only)
Asset Processor/Blackboard Ultra Assignment
Canvas Plagiarism Framework
Integrations through LTI 1.3
Turnitin Similarity, Originality, SimCheck and Authorship (LTI Integrations only)

They have applied an initial fix, and are monitoring the results. You may experience some latency whilst trying to access the service.

We regret any inconvenience this may cause.

We invite you to track the progress of this incident while we work to bring the service back to optimum health.
Posted Oct 20, 2025 - 03:00 PDT
This incident affected: Americas (US environment) (Turnitin Logins), Europe (EU environment) (Turnitin Logins), Asia Pacific (Asia Pacific environment) (Turnitin Logins), Turnitin (Turnitin Feedback Studio Access, Turnitin Feedback Studio Grading Access, Turnitin Clarity), and Turnitin UK (Turnitin UK Feedback Studio Access, Turnitin UK Feedback Studio Grading Access, Turnitin Clarity).