# A Survey of Research on CAPTCHA Designing and Breaking Techniques

> Research article (2019 18th IEEE International Conference On Trust, Security And Privacy In Computing And Communications/13th IEEE International Conference On Big Data Science And Engineering (TrustCom/BigDataSE), 2019) · cited 31× · AI/ML

**Wikidata**: [openalex:W2982391539](https://www.wikidata.org/wiki/openalex:W2982391539)  
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