TerraMaster Forum

Thank you for your feedback! After testing in multiple environments in the laboratory, the certificate exception you described has not yet been reproduced. We have updated the TerraMaster OAuth certificate on June 7, 2025. According to analysis, this may be caused by the browser caching the old cer...

TMzethar wrote: ↑15 Jul 2025, 22:56 We have informed the relevant project teams to investigate the related issues.

Thank you @TMzethar!

MikeZhang wrote: ↑15 Jul 2025, 15:48

xeph wrote: ↑15 Jul 2025, 15:18

Please click "visit this website"

It's generally bad security practice to visit websites with invalid certificates though. Especially if it's going to ask me to login to my Google account.

CursaYang wrote: ↑15 Jul 2025, 07:28 Please check if the SSL certificate has expired：viewtopic.php?t=6701

The certificate has not expired. The certificate itself is invalid. This is not the certificate of the NAS itself. It is the certificate for TerraMaster’s OAuth service.

When using the CloudSync app to authorize any of the providers listed (Google Drive, Box, Dropbox etc), the TerraMaster OAuth popup appears, but it does not load because of an invalid certificate issued by WebTitan Cloud. The error is: "WebTitan Cloud certificate is using a broken key size"...