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@nort3x
nort3x / readme.md
Last active March 11, 2026 13:49
prevent Jetbrains products (Intellij, Webstorm, Rider, Goland ...) checking for validity of License - don't use ja-netfilter

Introduction

I personally experienced slowdowns and issues while using the ja-netfilter agent.

I decided to investigate how JetBrains checks license validity, because despite explicitly configuring JetBrains to work offline, it still attempts to validate licenses.

Here are my findings:
Two domains are responsible for revoking invalid licenses:

  • www.jetbrains.com
  • account.jetbrains.com