CU Anschutz ISS and CU Denver OIT Status

Update - Information Strategy and Services (ISS) has identified the cause of the service disruption and is working on a resolution.

What service is affected:
Users are having difficulties with accessing or using Exchange Online, and all associated office products. This included e-mail and calendar services through Microsoft. Many messages are flowing normally, but ISS is still seeing delays in processing.

What is the issue:
Microsoft has posted their efforts concerning this ongoing issue. Mitigation efforts continue, and ISS continues to see services improving. But, users continue to be impacted.

Who is impacted:
All users (students/staff/faculty) that utilize Exchange Online, including e-mail, calendar, teams messages, and so on.

Workarounds (if any):
There are no workarounds available at this time.

Thank you for your patience while our team works on resolving this as quickly as possible.

Incident:
Sep 01, 2026 - 17:02 MDT

Identified - Information Strategy and Services (ISS) has identified the cause of the service disruption and is working on a resolution.

What service is affected:
Users are having difficulties with accessing or using Exchange Online, and all associated office products. This included e-mail and calendar services through Microsoft.

What is the issue:
Microsoft has posted their efforts concerning this ongoing issue. Mitigation efforts are in progress, and ISS is seeing services improved but users are still currently impacted.

Who is impacted:
All users (students/staff/faculty) that utilize Exchange Online, including e-mail, calendar, teams messages, and so on.

Workarounds (if any):
There are no workarounds available at this time.

Thank you for your patience while our team works on resolving this as quickly as possible.

Incident:
Sep 01, 2026 - 09:04 MDT

Investigating - Information Strategy and Services (ISS) is aware of and currently investigating a service disruption.

What service is affected:
Users are having difficulties with accessing or using Exchange Online, and all associated office products.

What is the issue:
Microsoft posted concerning this ongoing issue. Details are sparse, and the investigation is ongoing.

Who is impacted:
All users (students/staff/faculty) that utilize Exchange Online.

Workarounds (if any):
There are no workarounds available at this time.

Thank you for your patience while our team works on identifying the cause and resolving it as quickly as possible.

Incident: 3086456
Aug 31, 2026 - 10:31 MDT

About This Site

Welcome to the CU Anschutz ISS and CU Denver OIT system status page. ISS will provide information about service interruptions here.

Authentication Services Operational

Email Degraded Performance

Canvas Operational

Network Services Operational

CU Anschutz Operational

CU Denver Operational

Off-Site Location Operational

Telephone Services Operational

CU Anschutz Operational

CU Denver Operational

Off-Site Location Operational

University Webpages Operational

CU Anschutz Operational

CU Denver Operational

Virtual Private Network (VPN) Operational

Zoom Operational

Other Systems and Services Degraded Performance

Operational

Degraded Performance

Partial Outage

Major Outage

Maintenance

Past Incidents

Sep 1, 2026

Unresolved incident: Service Disruption: Exchange Online.

Aug 31, 2026

Service Disruption: Authentication Services

Resolved - Information Strategy and Services (ISS) has determined that service has been fully restored.

What service was affected:
Authentication services are affected. On attempting to login, some users are receiving an error screen preventing access to multiple software applications

What is the resolution:
Oracle's changes to their internal infrastructure that addressed the issue have been stable for over two hours.

If you are still experiencing service degradation after this resolution, please contact the Service Desk at 303-724-4357.

Incident:
Aug 31, 16:25 MDT

Monitoring - Information Strategy and Services (ISS) has identified the cause of the service disruption.

What service is affected:
Authentication services are affected. On attempting to login, some users are receiving an error screen preventing access to multiple software applications.

What fix has been applied:
Oracle has applied a fix to their part of authentication services, and logins are now working as expected.

Workarounds (if any):
Authentication services have been restored. No workaround necessary.

ISS will continue to monitor the service for full stability and service restoration.

Incident:3086391
Aug 31, 13:47 MDT

Investigating - Information Strategy and Services (ISS) is aware of and currently investigating a service disruption.

What service is affected:
Authentication services are affected. On attempting to login, some users are receiving an error screen preventing access to multiple software applications.

What is the issue:
There is a strong influx of authentication attempts that is preventing all users from accessing services.

Who is impacted:
All users of CU services are impacted.

Workarounds (if any):
If users continue to try to login, they will most likely be successful. Anecdotal evidence leads us to believe after 2-3 attempts a user will be successful. that may chance as the day progresses.

Thank you for your patience while our team works on identifying the cause and resolving it as quickly as possible.

Incident: 3086391
Aug 31, 08:27 MDT

Aug 30, 2026

No incidents reported.

Aug 29, 2026

No incidents reported.

Aug 28, 2026

No incidents reported.

Aug 27, 2026

Service Disruption: ISS investigating a partial outage to the account provisioning services

Resolved - Information Strategy and Services (ISS) has determined that service has been fully restored for most users. Remaining tickets associated with this incident will continue to be assisted individually.

What service was affected: Account Provisioning Services; Some POI accounts expired according to university policy. As a result, these accounts were disabled at the system level and access to university resources was removed based on details and expiration dates entered into HCM.

What is the resolution: Impacted POI accounts were reenabled to restore service. Work will continue to reinstate affected users’ phone services on an individual basis.
POIs who see issues with their account details (such as the incorrect organization or role) please contact your HR representative for correction of these details in the HCM system.

If you are still experiencing service degradation after this resolution and have not already submitted a ticket, please contact the Service Desk at 303-724-4357.

Incident: 3085186
Aug 27, 13:29 MDT

Update - Information Strategy and Services (ISS) has identified the cause of the service disruption.

What service is affected: Account Provisioning Services

What fix has been applied: Some POI accounts were reenabled and corrective actions have been implemented to address the underlying issue.

Workarounds (if any): Users experiencing issues should contact the Service Desk and submit a ticket for each affected user.

ISS will continue to monitor the service for full stability and service restoration.

Incident: 3085186
Aug 26, 13:47 MDT

Monitoring - Information Strategy and Services (ISS) has identified the cause of the service disruption.

What service is affected: Account Provisioning Services

What fix has been applied: Some POI accounts were reenabled

Workarounds (if any): Call Service Desk

ISS will continue to monitor the service for full stability and service restoration.

Incident: 3085186
Aug 25, 17:00 MDT

Identified - Information Strategy and Services (ISS) has identified the cause of the service disruption and is working on a resolution.

What service is affected: Account Provisioning Services

What is the issue: POI Accounts were disabled

Who is impacted: Some Contractor POI Accounts

Workarounds (if any): Call Service Desk

Thank you for your patience while our team works on resolving this as quickly as possible.

Incident: 3085186
Aug 25, 15:02 MDT

Investigating - Information Strategy and Services (ISS) is aware of and currently investigating a service disruption.

What service is affected: Account Provisioning Services

What is the issue: Some POI accounts were disabled

Who is impacted: Some Contractor POI Accounts

Workarounds (if any): None

Thank you for your patience while our team works on identifying the cause and resolving it as quickly as possible.

Incident: 3085186
Aug 25, 10:15 MDT

Aug 26, 2026

Aug 25, 2026

Service Disruption: eFax service

Resolved - Information Strategy and Services (ISS) has determined that service has been fully restored.

What service was affected: eFax services

What is the resolution: configuration changes and reboot

If you are still experiencing service degradation after this resolution, please contact the Service Desk at 303-724-4357.

Incident: 3084710
Aug 25, 10:18 MDT

Monitoring - Information Strategy and Services (ISS) has identified the cause of the service disruption.

What service is affected: eFax

What fix has been applied: reboot with config changes

ISS will continue to monitor the service for full stability and service restoration.

Incident: 3084710
Aug 24, 11:03 MDT

Investigating - Information Strategy and Services (ISS) is aware of and currently investigating a service disruption.

What service is affected: eFax service

What is the issue: not currently processing faxes

Who is impacted: eFax service provided by ISS is currently not able to send or receive faxes. Faxes services provided by other groups, i.e. School of Medicine or Epic, are not impacted.

Workarounds (if any): HIPAA compliant physical fax machine.

Thank you for your patience while our team works on identifying the cause and resolving it as quickly as possible.

Incident: 3084710
Aug 24, 10:00 MDT

Aug 24, 2026

Aug 23, 2026

No incidents reported.

Aug 22, 2026

No incidents reported.

Aug 21, 2026

No incidents reported.

Aug 20, 2026

Service Disruption: User account management and account claim

Resolved - Information Strategy and Services (ISS) has determined that service has been fully restored.

What service was affected: Account management (account claim) and course enrollment service (add / drop courses)

What is the resolution: A configuration change has been implemented, tested and verified and account management and course enrollment services have been restored to full functionality.

If you are still experiencing service degradation after this resolution, please contact the Service Desk at 303-724-4357.

Incident: 3084124 / 3083701
Aug 20, 16:46 MDT

Monitoring - Information Strategy and Services (ISS) has identified the cause of the service disruption.

What service is affected: Account management (password reset) and course enrollment service (add / drop courses)

What fix has been applied: A configuration change has been implemented, tested and verified and account management and course enrollment services have been restored to full functionality.

Workarounds (if any): If users are still experiencing issues, please contact the Service Desk (303-724-4357) for help

ISS will continue to monitor the service for full stability and service restoration.

Incident: 3083701
Aug 19, 13:32 MDT

Investigating - Information Strategy and Services (ISS) is aware of and currently investigating a service disruption.

What service is affected: Account management (password reset) and course enrollment service (add / drop courses)

What is the issue: Users may experience issues in changing passwords, account claiming, and delays in Canvas showing adding or dropping courses may exist

Who is impacted: Faculty, Staff, Students and prospective students on both CU Anschutz & CU Denver Campuses

Workarounds (if any): No workaround for claiming new accounts. Existing users can contact the Service Desk (303-724-4357) for help resetting passwords

Thank you for your patience while our team works on identifying the cause and resolving it as quickly as possible.

Incident: 3083701
Aug 19, 11:08 MDT

Aug 19, 2026

Aug 18, 2026

No incidents reported.