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Octet2021-06-01 16:18:38
User identification
Octet, 2021-06-01 16:18:38

Why does the site block access even though the visitor has changed IP (for example, using a VPN)?

As an example, Wikipedia can block a malicious intruder, and at the same time, as I remember, it was even written that changing the IP did not help. How it works? fingerprint? user agent?

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