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The NCSC's guidance didn't extend to bodies outside of government, something Kaspersky Lab was keen to point out in a statement emailed to Forbes: "It's very important to note that the NCSC is not encouraging consumers or businesses against using Kaspersky Lab software." The company didn't comment further on the NCSC releases.
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Once exploited, the security tools can be turned into incredibly useful snooping tools, as they have permission to grab most files on a PC or smartphone, hence the concern over Russia exerting influence on Kaspersky, or simply hacking its products. As anti-virus products have deep access to the computers on which they're installed, they make attractive targets for hackers and spies.
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