What sort of devices do the teachers use?   A great solution would be to put Meraki Systems Manager onto those devices.  Then you can auto-deploy certificates, and configure the staff SSID to only allow certificates.  Then there are no more passwords, and nothing the students can learn. It works best with Apple and Android devices.  It doesn't work so well with Windows 10.   They call it "Sentry" authentication. https://documentation.meraki.com/MR/Encryption_and_Authentication/Configuring_EAP-TLS_Wireless_Authentication_with_Systems_Manager_Sentry_Wifi#Configuring_EAP-TLS_using_Systems_Manager_Sentry_WiFi_Security ... View more