We carried out server maintenance work of “Questetra BPM Suite” with the following contents.

We deeply apologize for being a posterior announcement. Although we should have announced in advance, we conducted the maintenance in urgent since it was an update that could affect the client.


  • Server certificate updating (without a stoppage)
  • Changed the root certificate on the certification path from DigiCert Global Root CA that uses SHA-1 to DigiCert Global Root G2 which uses SHA-256, in order to improve security.

Maintenance Time

  • 2018-12-07 21:00 (JST) [+9:00]
    • 2018-12-07 12:00 (UTC)

Follow-up Report

  • 2018-12-08 18:00 (09:00 UTC)
    Since some clients have confirmed that they can not connect due to a certificate validation error, we switched back to the previous server certificate(Obstacle
  • 2018-12-10 21:30 (12:30 UTC)
    Canceled changing in the root certificate, update the server certificate with “DigiCert Global Root CA” that uses SHA-1

1 thought on “Announcement for Server Maintenance (without service stoppage) Done on December 7th, 2018”

  1. Pingback: Dec. 7th (UTC+) Some Clients could Not Connect (Recovered) – Questetra Support

Comments are closed.

%d bloggers like this: