account security 1 abuse detection 1 abuse prevention 1 api abuse 1 api defense 1 api analytics 1 api protection 1 api security 1 anti-abuse 1 anti-automation 1 anti-bot 1 anti-ddos 1 anti-dos 1 anti-exploitation 1 anti-spam 1 application security 1 automated attacks 1 automated scraping 1 bot defense 1 bot detection 1 bot management 1 bot mitigation 1 bot prevention 1 bot traffic 1 brute force 1 challenge generator 1 challenge string 1 challenge verifier 1 challenge-response 1 client-server architecture 1 computational challenge 1 computational complexity 1 computational defense 1 computational puzzle 1 crypto puzzle 1 cryptographic algorithm 1 cryptographic challenge 1 cryptographic defense 1 cryptographic puzzle 1 cybersecurity 1 ddos 1 ddos protection 1 defense mechanism 1 digital security 1 form security 1 fraud detection 1 fraud prevention 1 hash function 1 hash puzzle 1 hashcash 1 hcaptcha 1 captcha alternative 1 human test 1 human verification 1 internet security 1 invisible captcha 1 login security 1 malicious traffic 1 pow 1 proof of work 1 proof-of-work 1 recaptcha 1 security challenge 1 security component 1 security library 1 server defense 1 spam bots 1 spam filtering 1 spam mitigation 1 spam prevention 1 target difficulty 1 threat intelligence 1 traffic management 1 traffic monitoring 1 turing test 1 unwanted traffic 1 user experience 1 web application protection 1 web application security 1 web defense 1 web defense system 1 website defense 1 website protection 1 website security 1 anti-scraper 1 antispam 1 bun 1 captcha 1 defense 1 javascript 1 turing-test 1 web 1