Network Disruption for NTU Users Accessing ASPIRE 2A & ASPIRE 2A+​

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Dear NTU Users,

We would like to inform you that there is currently a network disruption affecting access to the ASPIRE 2A and ASPIRE 2A+ systems. The NTU team is working closely with NSCC to resolve the issue as soon as possible.

Cause of Disruption:
Network connectivity issue between NSCC and NTU.


Impact of the Disruption:
All NTU users are unable to access the ASPIRE 2A and ASPIRE 2A+ system.


If you have any questions or require assistance, please contact the NTU Helpdesk via [email protected].

Thank you for your understanding.

Warm regards,
The NSCC Team

Urgent Scheduled Maintenance of Job and Visualization Portals for ASPIRE 2A & ASPIRE 2A+

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Dear NSCC Users,

We wish to inform you of an upcoming urgent scheduled system maintenance for the Job and Visualization portals of ASPIRE 2A and ASPIRE 2A+ to patch security vulnerabilities and ensure their long-term reliability, security, and stability.

Maintenance Details:

  • Start: 17 March 2026 (Tuesday), 9:00 AM SGT
  • End: 17 March 2026 (Tuesday), 11:00 AM SGT
  • Duration: 2 hours

Purpose:

  • To upgrade the Altair Access components to patch the security vulnerabilities.

Impact During the Maintenance Period:

  • During the maintenance window, users will not be able to log in to the Job and Visualization portals of ASPIRE 2A and ASPIRE 2A+.
  • You may continue to access the HPC systems via your respective institution’s login nodes.

We apologise for any inconvenience this may cause and thank you for your understanding. Should you have any questions or need assistance, please contact our Helpdesk via the Service Desk Portal or email us at [email protected].

Thank you.

Warm regards,
The NSCC Team

[Completed] Urgent Scheduled Maintenance for NSCC VPN Service on 23 January, 2PM to 6PM

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Dear NSCC Users,

We are pleased to announce that the urgent scheduled system maintenance for NSCC VPN Service has been completed. 


Follow-up Action After the Maintenance:
To avoid authentication issues after the upgrade, please ensure your Duo Mobile app is updated to version 4.85.0 or later by 6 February 2026 (Thursday).

Should you have any questions or need assistance, please contact our Helpdesk via the Service Desk Portal or email us at [email protected].

Thank you.

Warm regards,
The NSCC Team

Urgent Scheduled Maintenance for NSCC VPN Service on 23 January, 2PM to 6PM

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Dear NSCC Users,

We wish to inform you of an upcoming urgent scheduled system maintenance for NSCC VPN Service to enhance its long-term reliability, uptime, and stability.

Maintenance Details:

  • Start: 23 January 2026 (Friday), 2:00 PM SGT
  • End: 23 January 2026 (Friday), 6:00 PM SGT
  • Duration: 4 hours

Purpose:
To upgrade the Duo Authentication components to meet the required minimum supported version.


Impact During the Maintenance Period:

  • During the maintenance window, users will not be able to log on to the NSCC VPN client.
  • Existing VPN sessions established before 2:00 PM SGT will remain active. Users on those sessions will continue to have access to the HPC systems via VPN during the maintenance period.
  • You may continue to access the HPC systems via your respective institution’s login nodes.


Follow-up Action After the Maintenance:
To avoid authentication issues after the upgrade, please ensure your Duo Mobile app is updated to version 4.85.0 or later by 6 February 2026 (Thursday).

Should you have any questions or need assistance, please contact our Helpdesk via the Service Desk Portal or email us at [email protected].

Thank you.

Warm regards,
The NSCC Team