Fixing Skype for Business log in issues on Mac
To fix the Skype for Business (S4B) log in issue on Macs, users will need to complete the following steps:
Step-by-step guide
Browse to this web site:Â https://support.globalsign.com/customer/portal/articles/2084405-intranetssl-root-intermediate-certificates
Download the following two certificates (by default they will be saved in your Downloads folder)
GlobalSign Non-Public SHA1 Chain
GlobalSign Non-Public SHA1 CA - G3 SHA1 • RSA • 2048
GlobalSign Non-Public SHA256 Chain
GlobalSign Non-Public SHA256 CA - G3 > SHA256 • RSA • 2048
Install both certificates to System Keychain:
In Finder, browse to your Downloads folder, and double click on each one
Your Keychain will open.
Click on the Certificates menu item (left-hand side)
Double-click on each certificate (below) and open Trust settings. Under When using this certificate, change to Always trust.
GlobalSign Non-Public SHA1 CA-G3
GlobalSign Non-Public SHA256 CA-G3
Close the window to save the preferences. You may be prompted to enter your computer password.
Open Skype for Business and log in with your 8-character UWaterloo username (e.g. j25rober) and password.
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Need help?
Contact the IST Service Desk online or 519-888-4567 ext. 44357.
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