Unable to Establish Secure Connection When Trying to Access website - Mac OS


Unable to access usd.edu or other secure websites


  • Mac OS X 10.6 or later
  • Safari
  • Firefox
  • Google Chrome
  • How to open formerly secure site
  • Cannot access vendor secure site


Most browsers do not support the older Mac OS X version and our out of date

Site provided by vendor maybe down


  1. Verify what version of the Mac OS is on the computer
    Note: may need to update the Mac OS to a newer version that supports the latest internet browsers
  2. Verify version of the browser and check for updates
  3. Try a different web browser
  4. Contact Vendor and verify if the site provided is working or down


Article ID: 2046
Fri 1/18/19 10:59 AM
Wed 1/13/21 12:45 PM
KCS Article Status
WIP: Only Problem & some Environment captured
Not Validated: Complete & Resolution captured, confidence lacks in structure, content, no feedback
Validated: Complete & reusable, used by licensed KCS user, confidence in resolution & std. compliance