Respondus Software and License can be found on google drive here.
For employees they will install the Respondus4Campus version.
"Student Version" of LockDown Browser: Texas State Technical College
The Student Version of LockDown Browser uses a standard Windows or Mac installer. This download link is unique for your institution and can be used by faculty or students:
https://download.respondus.com/lockdown/download.php?id=759737806
• Don't use the "Student Version" of LockDown Browser for institution-owned computers; use the "Lab Edition" instead.