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Quit Playing Games with My Heart: Understanding Online Dating Scams

Huang, JingMin ; Stringhini, Gianluca ; Yong, Peng (2015) — Lecture Notes in Computer Science

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DOI: 10.1007/978-3-319-20550-2_12 (opens in a new tab)

Type:   Journal Article
Country:   China
Tags:   China, Fraud Detection, Jiayuan, Romance Scams, Scam Taxonomy, Social Engineering
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Synopsis

            
This publication presents the first large-scale examination of online dating scams, focusing on how scammers operate on dating platforms and how site operators can detect them. The authors describe online dating as a space that blends legitimate matchmaking with unique risks, noting that scams can unfold over long periods and often involve personalized, long-form interactions rather than bulk spam. The study analyzes a substantial dataset of scam accounts from Jiayuan, described as the largest Chinese online dating site, collected over an eleven-month period and totaling 510,503 scam accounts. The aims are to characterize the threat, develop a taxonomy of scam types, and illuminate traits and behaviors that could inform improved detection. Methodologically, the work combines human expert vetting with multiple automated detectors to identify scam accounts. Four detection approaches are detailed: behavioral-based detection (modeling scam vs. legitimate account behavior), IP-address-based detection, photograph-based detection (identifying duplicate or re-encoded images), and text-based detection (flagging suspicious messaging). The paper then classifiers scam accounts into four categories: Escort Service Advertisements, Dates for Profit, Swindlers, and Matchmaking Services, and provides descriptive statistics and case studies for each. Key findings include substantial differences in demographics between scams and legitimate users, such as gender presentation and stated age, as well as distinct strategies scammers use to attract victims, with many scams initiating contact with numerous targets while some rely on more personalized exchanges. The authors acknowledge limitations, including the single-site focus and cultural specificity, and they emphasize that advanced scams remain difficult to detect automatically and may require law enforcement collaboration. They conclude with implications for improving detection systems, future research directions, and the need to extend analyses to other markets and sites to better understand the evolving landscape of online dating deception.

          

        
                  

            
Identified Gaps

            
The paper identifies a lack of large-scale research on online dating scams; earlier work relied on individual incidents and single-scheme descriptions. It also leaves uncertainty about whether findings from Jiayuan generalize beyond China, how cross-border schemes operate, how much money scams steal, and how scam patterns differ on paid dating sites.

          

        
                  

            
Methods

            
The study analyzed 510,503 human-vetted scam accounts detected on Jiayuan over 11 months in 2012–2013. It classified accounts into four scam types and compared their profile demographics, messaging behavior, and IP-address access patterns with legitimate accounts. The dataset was assembled through behavioral, IP-address, photograph, and text-based flagging systems, followed by human specialist review. External authors worked with aggregated statistics rather than personal data.

          

        
                  

            
Limitations

            
The analysis is limited to one Chinese dating platform, Jiayuan, so findings may reflect Chinese cultural practices and may not generalize to other countries or international platforms. The sample includes accounts detected and frozen by platform systems, meaning activity measures are lower bounds because accounts could have contacted more users if left active. Account labels depend on human review and may contain analyst errors.

          

        
                  

            
Future Work

            
Develop detection techniques that identify advanced and stealthy scammers with minimal human review, potentially using profile, interaction, and stylometric features. Study dating sites in other countries, especially international platforms and cross-border schemes. Investigate the underground economy of these scams, including the amount of money stolen. Examine paid-subscription dating sites, where the scammer population may be more concentrated in advanced schemes.

          

              

    
    

        
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