Technology
This is the official technology community of Lemmy.ml for all news related to creation and use of technology, and to facilitate civil, meaningful discussion around it.
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It's pretty much a program running in OS kernel space to handle specific function calls which need low level system access. Most hardware needs custom drivers to work because they need to interact with those low level OS components, so that's why they're mostly associated with hardware.
A lot of antiviruses use custom drivers to intercept and inspect program behavior to look for viruses, etc