Personne interviewée dans un bureau devant plusieurs écrans d’ordinateur, avec le bandeau de TF1 indiquant une enquête du journal télévisé et le nom et poste de la directrice générale affichés à l’écran. 
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Refund fraud: when AI becomes a tool for fraudsters…

A phenomenon that TF1 recently highlighted in its 8pm news report, in which Oneytrust was able to share its expertise and shed light on these new fraudulent practices. 🚨 Fraud is evolving rapidly thanks to generative AI Fraudsters now have access to technologies that were once the preserve of experts. It takes just a few…

Illustration symbolique montrant un bouclier avec un cadenas et un maillet de justice, représentant la sécurité et la réglementation, à côté d’un cercle d’étoiles européennes entourant les lettres AI, sur fond violet.
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AI Act and Fraud Prevention : why the market must prepare

Find out how Oneytrust is preparing to comply with this new text, which is just as crucial as the GDPR was in its day! The text defines an AI system very broadly as a ‘machine-based system, operating with varying degrees of autonomy, capable of adapting after deployment and which, for explicit or implicit purposes, deduces…

Loupe mettant en évidence une alerte numérique sur un fond d’interface et de données en tons violets.
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Weak signals: those little-noticed details that reveal the authenticity of a digital identity

Modern fraudsters no longer break down doors; they enter with the right keys. Valid credentials, recognized devices, credible customer journeys: everything seems normal. And yet, something is wrong. That something is weak signals. What is a weak signal in digital identity? A weak signal, as its name suggests, is not a red alert. It is…

Robot d’intelligence artificielle analysant des interfaces numériques holographiques, symbolisant l’Agentic AI et l’automatisation des processus dans la lutte contre la fraude en ligne.
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Agentic AI  – what you need to know in 2026 

Agentic AI – autonomous systems that can observe, decide and act across multiple tools – is about to collide hard with European fraud and payments – on both sides of the fraud fight. For merchants and banks, the real story in 2026 won’t be “magic AI agents that make fraud disappear”, but a messy mix…

E-commerce returns: between operational challenges and the risk of fraud, how Reversys and Oneytrust are reinventing reverse logistics
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E-commerce returns: between operational challenges and the risk of fraud, how Reversys and Oneytrust are reinventing reverse logistics

The operational challenge: managing the complexity of returns Each return involves several parties: customer service, warehouse, carrier. Too often, these systems operate in silos, leading to delays, errors and a poor customer experience. A parcel dropped off at a collection point may remain invisible to customer service, generating calls, frustration and late refunds. This is…

Cookies : alliés marketing ou faille pour la fraude ?
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Cookies: a marketing ally… but also a loophole for fraud

Why are cookies such a prime target? The impact on your brand Examples of techniques used by fraudsters How to protect your digital ecosystem? ConclusionCookies are valuable tools for improving user experience and optimising marketing strategies. However, their exploitation by fraudsters poses a major risk: session theft, identity theft, advertising fraud, etc. These threats can…

Identité synthétique - Lavable en Machine Learning
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Synthetic identities: the invisible fraud that costs billions

What is a synthetic identity? Unlike traditional identity theft, where the fraudster steals an entire real identity, a synthetic identity is a hybrid combination. It combines authentic data (in the United States, this is the social security number, while elsewhere it is usually the national identity document, date of birth and postal address) with invented…

GDPR and fraud prevention: a historic and strategic commitment for Oneytrust
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GDPR and fraud prevention: a historic and strategic commitment for Oneytrust

Adopted in 2016 and effective since 25 May 2018, the GDPR has profoundly transformed the way companies collect, process and secure personal data. Its objectives: For the anti-fraud sector, the impact is significant: the detection of anomalies and suspicious behaviour relies on the analysis of many types of personal data (identity, payment methods, transaction history,…

Fraud Network on a blue background. Oneytrust
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MERLIN Network: the comeback!

A well-oiled fraud scheme It all starts with fake advertisements on a reputable marketplace, offering an educational game (story box) called MERLIN at a slightly discounted price compared to the competition. The buyer, enticed, places an order. But behind this transaction lies a well-oiled mechanism: the fraudster uses the customer’s details and a stolen bank…

Pouce avec une empreinte digitale sur un fond noir. Sur les autres doigts il y a des pictos de : téléphone / e-mail / adresse IP / Device. Logo Oneytrust.
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Digital identity: the new identity card for the digital age – Part 2

a) Security and protection of citizens The primary purpose of digital identity is protection. Users whose identities are stolen suffer dramatic consequences: loans taken out in their name, administrative disputes, damaged online reputations. Having a robust digital identity based on reliable technical and behavioural signals helps limit these risks. b) Trust and fluidity of exchanges…

Empreinte numérique d'un doigt sur un fond digital foncé.
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Digital identity: the new identity card for the digital age – Part 1

Digital identity is therefore becoming the backbone of the connected world. It condenses our personal data, our ‘technical’ fingerprints (device fingerprinting), our behaviours and our interactions. It is at once a recognition tool, a shield against fraud and a key to accessing services. 1 . Defining digital identity: Unlike civil identity, which is established and…

MERLIN network: anatomy of a triangular fraud
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MERLIN network: anatomy of a triangular fraud

What is triangular fraud? Triangular fraud is a complex and ingenious method of fraud that combines elements of real and synthetic identities to create a network of fraudulent transactions. This type of fraud relies on the interaction between three parties: the fraudster, the legitimate seller and the unwitting consumer, in order to divert resources discreetly…

Cerveau divisé en deux avec un cerveau humain et un cerveau digital relié à des données. Avec écrit : L'IA détecte. L'Humain comprend. Ensemble, ils sécurisent.
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AI at Oneytrust: technology at the heart of our DNA!

1) Why AI has become essential in the fight against fraud The boom in language models and content generation tools has lowered the barriers to fraud: flawless phishing emails, carefully crafted fake profiles, synthetic identities that are more difficult to detect, industrialisation of fraud scenarios, reusable attack scripts. Static controls are no longer sufficient. We…

Sécurité et expérience client : trouvez le bon équilibre
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Security and Customer Experience: Finding the Perfect Balance

So how do you strike this delicate balance? At Oneytrust, we have made this complex equation our mission. Security: an imperative that must not sacrifice fluidity In an environment where cyberattacks are becoming more professional, we can no longer afford to turn a blind eye. Traditional KYC (Know Your Customer) checks are no longer enough….

Image d'une main humaine avec un doigt qui rejoint une main robotique. Avec au mileu le logo Oneytrust.
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AI a strategic asset in the fight against e-Commerce fraud!

At Oneytrust, a long-standing player in the sector for over 25 years, we have turned this dual reality into an opportunity to innovate, by placing AI at the heart of our anti-fraud strategy. How does Oneytrust use Artificial Intelligence to detect fraudulent behaviour?Online fraud is evolving rapidly. Fraudsters are now using tools such as Chat…

Photo d'un schéma pointé du doigt avec le logo Oneytrust.
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What color is your fraud ?

And what does the Oxford dictionary define as a process? A set of phenomena, conceived as active and organised over time”.So let’s unpack this definition for a better understanding of the subject… “Set of phenomena“Admittedly, this is a very broad definition. Chronologically, the first phenomenon to be identified and observed is the fault that is…

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