Can a web page hijack the alt+f4 function?
Fresh3 days ago
Mar 15, 2026218 viewsConfidence Score0%
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Problem
I just chanced upon a web page that seemingly remapped my default alt + f4 function to search on the website. When on that web page (a university webmail), whenever i press alt + f4, it goes to the search function rather than closing the browser. How is this even possible? Being a university webmai…
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Fix for: Can a web page hijack the alt+f4 function?
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Using Javascript it's possible to check for events ( such as keypresses, specific keys) and remap them. As for it could be remapped to do many other things Most modern browsers run Javscript in a sandboxed environment, so the capabilities are limite…
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