The single most financially devastating fraud scam in Nigeria during 2025 was Fake Investment Platforms (Ponzi Schemes), while the most common and pervasive scam method was Phishing and other forms of Social Engineering.
Here is a breakdown of the two leading threats:
1. Number One by Financial Loss: Fake Investment Platforms (Ponzi Schemes)
Ponzi and pseudo-investment schemes accounted for the largest individual and aggregated financial losses among Nigerian citizens during 2025.
The Tactic: Scammers leverage digital platforms, social media, and WhatsApp groups to create sophisticated, convincing websites and apps (often related to fake Forex, Crypto trading, or Cooperative Investments). They promise extraordinarily high, unrealistic returns (e.g., doubling your money in weeks).
The Fraud: Victims transfer large sums of money, believing they are investing. The schemes collapse quickly, typically after the initial promoters have enriched themselves, draining household savings from hundreds of thousands of people.
Key Example: The collapse of the CBEX Global Cooperative Investment Scheme in early 2025 was cited in reports as defrauding hundreds of thousands of Nigerians of over ?1.3 trillion (Naira), underscoring the severity of this issue.
2. Number One by Prevalence: Phishing and Social Engineering
Phishing remains the most frequent and common type of fraud attempt targeting Nigerian internet users, serving as the essential first step for numerous other crimes.
The Tactic: Fraudsters send mass fake emails, SMS (Smishing), or social media messages pretending to be from trusted entities like banks, government agencies (like the Central Bank of Nigeria, CBN), or major service providers.
The Goal: To trick victims into clicking malicious links or providing sensitive personal information, such as passwords, ATM PINs, or Bank Verification Numbers (BVN).
Impact: A 2024 survey indicated that 1 in 3 Nigerians had received phishing emails or fake investment offers, highlighting its high prevalence as the gateway to identity theft, account takeover, and subsequent financial loss. The use of Generative AI in 2025 has made these phishing messages even more authentic and harder to detect.