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Do web workers alleviate or intensify any of JavaScript's and the Browser Environment's known security issues?
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Web Workers are primarily used for CPU-intensive tasks to be run in the background without any network connectivity required to work on the tasks.
Web Workers are a simple means for web content to run scripts in background threads. The worker thread can perform tasks without interfering with the user interface.
Limitations Of Web WorkersA worker can't directly manipulate the DOM and has limited access to methods and properties of the window object. A worker can not be run directly from the filesystem. It can only be run via a server.
A web worker is a piece of browser functionality. It is the real OS threads that can be spawned in the background of your current page so that it can perform complex and resource-intensive tasks. Imagine that you have some large data to fetch from the server, or some complex rendering needs to be done on the UI.
According to the Mozilla Web Workers Security Review:
These answered all the security considerations I had.
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