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Cisco Security for Chromebook Client Deploy the Cisco Security for Chromebooks Client About DNS-Layer Protection

Last updated: Aug 07, 2025

About DNS-Layer Protection

DNS over HTTPS (DoH) is used to send DNS queries to Secure Access resolvers. DNS queries are sent using DoH templates, which capture the Chromebook identities. Chromebook identities are hashed using a user-defined salt value, which you can use to:

  • copy the DoH templates

  • configure the Enterprise policy on the Google Admin console

  • propagate the DoH templates to the Chromebooks