Buongiorno nexiane,

finalmente un software per (cercare di) impedire a JavaScript di fare i
peggiori danni... ovvero: siccome NON VOGLIONO sistemare il runtime
JavaScript per evitare che faccia danni, mettiamogli finalmente un bel
filtro.

https://jshelter.org/

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What is JShelter?

JShelter is a browser extension to give back control over what your
browser is doing. A JavaScript-enabled web page can access much of the
browser's functionality, with little control over this process available
to the user: malicious websites can uniquely identify you through
fingerprinting and use other tactics for tracking your
activity. JShelter aims to improve the privacy and security of your web
browsing.

How does it work?

Like a firewall that controls network connections, JShelter controls the
APIs provided by the browser, restricting the data that they gather and
send out to websites. JShelter adds a safety layer that allows the user
to choose if a certain action should be forbidden on a site, or if it
should be allowed with restrictions, such as reducing the precision of
geolocation to the city area. This layer can also aid as a
countermeasure against attacks targeting the browser, operating system
or hardware.

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Per i dettagli tecnici in merito a quanto sia problematico JavaScript
per la sicurezza (via https://jshelter.org/credits/):

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Key ideas

The development of this extension is influenced by the paper JavaScript
Zero: Real JavaScript and Zero Side-Channel Attacks [1]. It appeared during
the work of Zbyněk Červinka and provided basically the same approach to
restrict APIs as was at the time developed by Zbyněk Červinka.

The Force Point report [2] was a key inspiration for the development of
the Network Boundary Shield.

Some of the fingerprinting counter-measures are inspired by Farbling of
the Brave browser [3].

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Per ulteriori dettagli tecnici: https://jshelter.org/blog/


Saluti, 380°


[1] https://attacking.systems/web/files/jszero.pdf

[2] «Attacking the internal network from the public Internet using a
browser as a proxy»
https://www.forcepoint.com/sites/default/files/resources/files/report-attacking-internal-network-en_0.pdf

[3] https://jshelter.org/farbling/

-- 
380° (Giovanni Biscuolo public alter ego)

«Noi, incompetenti come siamo,
 non abbiamo alcun titolo per suggerire alcunché»

Disinformation flourishes because many people care deeply about injustice
but very few check the facts.  Ask me about <https://stallmansupport.org>.

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