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Because PoW would only slow the attack. Bots networks are often malware running on infected machines, so there's no cost to the hacker. Captcha is supposed to
by ianpurton 2y ago
Because PoW would only slow the attack.
Bots networks are often malware running on infected machines, so there's no cost to the hacker.
Captcha is supposed to stop the attack altogether.
- poikroequ 2y agoMore and more botnets are being sold as a service. By that, I mean things like DDoS as a Service. So it's not quite correct to say there's no cost to the hacker.