Firefox 153 enables Containers by default, and you can create your own - here's how

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ZDNET's key features

  • Mozilla has moved Containers to an opt-out feature.
  • Containers beef up both security and privacy.
  • The developers also improved another Firefox security feature.

The developers at Mozilla have decided to give their Firefox browser a bit of a security nudge with version 153.

The security upgrade kicks off by enabling Containers by default. If you're unfamiliar with this important security feature, I wrote an introductory explainer on Firefox Containers. The gist is simple: Firefox containers isolate tabs from one another, so information from one tab cannot leak to another. This prevents sensitive data in one tab from being exposed on the off chance that another tab lands on a malicious site. Also, it prevents one site from snagging data from another tab to create a profile or fingerprint of you.

Also: Firefox just fixed my biggest...

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