# Inside App Extensions: WebKit Content Blockers extend user privacy in iOS 9, OS X Safari 9

<http://appleinsider.com/articles/15/06/15/inside-app-extensions-webkit-content-blockers-extend-user-privacy-in-ios-9-safari-9>

- Host: [appleinsider.com](https://links.thingelstad.xyz/hosts/appleinsider.com/)
- Saved: June 23, 2015 (2015-06-23T19:55:44Z)
- Record: https://links.thingelstad.xyz/links/e31b2e0b4342/
- JSON: https://links.thingelstad.xyz/links/e31b2e0b4342.json

## From the page (probably an excerpt, not Jamie's words)

Last year, Apple introduced App Extensions to enable third party developers to add system-wide features using a secure new architecture. This year, iOS 9 and OS X El Capitan introduce a new Content Blockers category of App Extensions, specifically targeting Safari.

## Facts

- Kind: [Page](https://links.thingelstad.xyz/kinds/page/)

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## Elsewhere

- Wayback Machine: https://web.archive.org/web/*/http://appleinsider.com/articles/15/06/15/inside-app-extensions-webkit-content-blockers-extend-user-privacy-in-ios-9-safari-9