Service Incident 2 November
Incident Report for Turnitin
Due to an unexpected service incident, Turnitin Feedback Studio and integration users, Crossref Similarity Check, & iThenticate users may have experienced issues logging in and accessing papers.

We are pleased to advise that service has been restored.

The incident occurred between the following times:
PDT: 2nd November 04:42 - 2nd November 07:16
GMT: 2nd November 11:42 - 2nd November 14:16
AEDT: 2nd November 22:42 - 3rd November 01:16

We regret any inconvenience this may have caused if you were impacted by today’s incident.
Posted Nov 02, 2023 - 07:55 PDT
We are pleased to advise that the service has been restored for iThenticate users.

We are still working on restoring service for and
Posted Nov 02, 2023 - 06:52 PDT
We’ve run into some issues.,, Crossref Similarity Check & iThenticate are currently experiencing an unexpected service incident.

During this time, you may find that you are unable to log in or access reports.

Users accessing these services via an integration may also be affected.

We invite you to track the progress of this incident while we work to bring the service back to optimum health.
Posted Nov 02, 2023 - 05:20 PDT
We’re currently investigating user reports of a potential service incident with Turnitin Feedback Studio, and iThenticate.
We regret any inconvenience this may cause and will post another update as soon as we learn more.

Impacted services could be -,, Crossref Similarity Check & iThenticate.
Posted Nov 02, 2023 - 05:04 PDT
This incident affected: Turnitin (, Turnitin Logins, Turnitin Paper Submissions, Turnitin Feedback Studio Access, Turnitin Feedback Studio Grading Access), Turnitin UK (, Turnitin UK Logins, Turnitin UK Paper Submissions, Turnitin UK Feedback Studio Access, Turnitin UK Feedback Studio Grading Access), iThenticate (iThenticate Website, iThenticate API), and Crossref Similarity Check ((v1) Website Logins, (v1) Similarity Reports Generation, (v1) API).