EFS-Web Security & Other Settings


Security & Other Settings for EFS-Web
and Private Pair

Please ensure that the following settings are applied to your computer and/or network. Note: You may need Administrative rights to adjust some of these settings.

All Users

  • Networks and Firewall infrastructures must allow outbound communication to USPTO via port 443/https.
  • Networks and Firewall infrastructures must not strip packet header contents.
  • Workstations must run a supported Operating System version.
  • Workstations must run a supported Browser.
  • Browsers are strongly recommended to be configured for usage of TLS instead of SSL.
  • Browsers must support HTML frames.
  • Browsers/workstations must accept cookies, at least for the length of a particular communications session.

Authenticated Users (Registered eFilers)

Browsers/workstations must accept Entrust security applets, for download and use, at least for the length of a particular communications session. Workstations must run a supported Java Runtime Environment/Java Virtual Machine (JRE/JVM).

Un-Authenticated Users (Unregistered eFilers)

Users must set browsers to permit running of JavaScript.