Rack::SteadyETag Show archive.org snapshot was a Rack middleware that generates the same default ETag Show archive.org snapshot for responses that only differ in XOR-masked CSRF tokens or CSP nonces.

Rails Long Term Support

Rails LTS provides security patches for old versions of Ruby on Rails (2.3, 3.2, 4.2 and 5.2)

• Prevents you from data breaches and liability risks
• Upgrade at your own pace
• Works with modern Rubies

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We have deprecated Rack::SteadyETag. We instead recommend reconfiguring your Rails app so two requests to the same resource produce the same HTML for a given user.