Ad fraud: How AI can help detect ad fraud

Ad fraud includes click fraud, impression fraud, and conversion fraud. It syphons off ad budgets, tarnishing the reputation of legitimate businesses. But AI’s strengths in anomaly detection, predictive modelling, NLP, and image & video analysis offer promising solutions.

By
  • Amitt Sharma,
| October 20, 2023 , 7:54 am
Netcore's AI-based recommendation engine will allow Fabindias to customize AI algorithms for various scenarios, tailoring product recommendations to shoppers at different stages of the purchase funnel.(Representative image by Possessed Photography via Unsplash)
Netcore's AI-based recommendation engine will allow Fabindias to customize AI algorithms for various scenarios, tailoring product recommendations to shoppers at different stages of the purchase funnel.(Representative image by Possessed Photography via Unsplash)

Amidst the unprecedented expansion of digital advertising, where companies invest substantial resources to connect with their desired demographics, there’s a shadow that looms—ad fraud. With the surge in digital advertising expenditure comes a parallel rise in ad fraud, which exacts a significant financial toll on the industry and erodes the crucial trust between advertisers and publishers. To address this critical issue, the integration of AI and data analytics has surfaced as a formidable weapon in the fight against ad fraud. This article delves into the transformative potential of AI in combating ad fraud and restoring trust in the world of digital advertising.

Understanding ad fraud

Ad fraud is a multifaceted challenge that plagues the digital advertising industry. It encompasses a range of deceptive activities, including click fraud, impression fraud, and conversion fraud, with the collective impact of syphoning advertising budgets, diminishing returns, and tarnishing the reputation of legitimate businesses. Advertisers invest substantial resources in their pursuit to connect with their intended audience and secure a return on investment. However, ad fraud disrupts this delicate equilibrium, resulting in financial losses and casting a shadow over the industry.

For a tangible illustration of ad fraud’s detrimental influence, let’s examine the case of a renowned e-commerce company embarking on a large-scale online advertising campaign. The campaign, strategically timed for the holiday season, held high hopes for attracting potential customers to their website. As the campaign advanced, the company observed an unusually high click-through rate (CTR) on their ads, seemingly indicative of significant user engagement.

However, upon closer inspection, the truth came to light. A considerable proportion of these clicks stemmed from fraudulent activities, orchestrated by click farms and automated bots. This revelation translated to substantial financial losses for the e-commerce company, along with the distortion of their performance metrics, making it arduous to gauge the true effectiveness of their campaign. This real-world example underscores the imperative need for the development and implementation of effective ad fraud detection mechanisms, with AI emerging as a potent ally in the ongoing battle against ad fraud.

How AI detects ad fraud

Anomaly Detection: One of the key ways AI helps detect ad fraud is through anomaly detection. AI algorithms can analyse vast datasets to identify patterns and outliers that indicate fraudulent activity. For instance, if a CTR is abnormally high or low compared to historical data or industry averages, AI can flag it for further investigation. AI can also analyse user behaviour patterns to detect unusual click patterns or suspicious activity.

Predictive modelling: AI can build predictive models that anticipate ad fraud based on historical data. These models take into account various factors, such as time of day, device type, user behaviour, and more. If the AI system detects discrepancies between actual and expected outcomes, it can trigger alarms for further scrutiny. This proactive approach helps advertisers stop fraud before it consumes their budgets.

Natural Language Processing (NLP): NLP, a subfield of AI, helps detect ad fraud by analysing text-based content. Ad fraudsters often create fake websites with low-quality or irrelevant content to attract users and generate ad revenue. NLP can assess the quality and relevance of web content, identifying suspicious websites likely to be involved in ad fraud.

Image and Video Analysis: AI-powered image and video analysis can help detect ad fraud in display and video ads. Algorithms can scan images and videos to identify signs of fake engagement or suspicious elements. For example, they can detect if an ad is being placed on a website that artificially inflates engagement through hidden or misleading tactics.

Challenges and ethical considerations

While AI is a powerful tool in the fight against ad fraud, there are challenges and ethical considerations to be aware of. AI algorithms can sometimes generate false positives, which may result in legitimate ads being flagged as fraudulent. Advertisers and platforms must strike a balance between fraud detection and preserving the user experience.

Additionally, AI’s use in ad fraud detection raises concerns about privacy and data security. Ensuring that AI systems are implemented responsibly and comply with data protection regulations is essential.

Ad fraud remains a significant danger in the world of digital advertising, syphoning billions of dollars from businesses annually. AI, with its capabilities in anomaly detection, predictive modelling, NLP, and image and video analysis, offers a promising solution. With real-time capabilities and continuous improvement, AI not only detects ad fraud but also mitigates its impact on advertising budgets and the overall integrity of the industry. However, it is paramount for advertisers and platforms to utilise AI responsibly and ethically, balancing fraud detection with user experience and privacy concerns. AI stands as a potent ally in the battle against ad fraud, and as technology advances, it will play an increasingly pivotal role in safeguarding the integrity of digital advertising

Amitt Sharma is the chief executive officer of VDO.AI.

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