Cleber Martins

Head of Payments Intelligence & Risk Solutions at ACI Worldwide

Cleber Martins joined ACI Worldwide in 2001 and has 20 years of experience in implementing industry-leading enterprise fraud prevention solutions and anti-money laundering strategies. Cleber’s enthusiasm for driving innovation in fraud prevention stems from the pride he takes in protecting both his banking customers, and the people and communities they serve. Throughout his career Cleber has been at the forefront of the evolution of machine learning: from a focus on inputting human experience into machines, to its modern form that empowers fraud experts to combine their real intelligence with AI. Cleber calls this trend toward business users wielding new models, the democratization of machine learning. Cleber’s key areas of expertise include helping payments leaders to develop multi-faceted fraud prevention strategies that combat modern threats, as well as creating actionable intelligence in payments data, and the evolution of fraud prevention into a Customer Experience differentiator for organizations.

Articles by Cleber Martins


Discussion: The true scale of the APP scam challenge facing banks

As ACI publishes original research about the state of APP scams in India, the U.K. and the U.S., Cleber Martins, Head of Fraud Management for Banking, joins Elise Thrale to discuss the report’s key findings and the potential changes coming in the future in response to the problem.


Keeping Pace With Ever-Changing Fraud Patterns in the Digital Era: Introducing Fraud Scoring Services

Consumers demanding faster, more convenient payments led to the rapid adoption of digital wallets and contactless payments.


How Westpac New Zealand Fights Fraud With Analytics and Intelligence

Research predicts that the global cost of fraud will reach $40.62 billion by 2027, 25 percent more than the fraud losses in 2020. With banks, PSPs and merchants racing toward real-time payments adoption, they must also acknowledge the increased risk of fraud that it brings, while further reducing the chances of recovering funds.


Emerging Forms of Payments Fraud and How to Tackle Them

In the first half of 2021, the UK lost £753.9 million to fraud, an increase of 30 percent compared to H1 2020, according to the most recent report by UK Finance. The report also revealed that banks using more advanced security systems were able to prevent an additional £736 million from being stolen.


Um ano do PIX no Brasil: como será o futuro da fraude em tempo real?

Em outubro de 2020, o Banco Central do Brasil lançou o PIX, um sistema de pagamentos em tempo real que oferece agilidade e facilidade de uso. O PIX foi introduzido para trazer QR codes interoperáveis para carteiras digitais 24/7/365, o que significa que os pagamentos pessoa a pessoa (P2P) podem ser feitos de maneira conveniente e instantânea e que os comerciantes podem aceitar pagamentos sem incorrer em despesas extras de aquisição. Isso foi transformador para os pagamentos no Brasil.


A Year of PIX in Brazil: What Does the Future of Real-Time Fraud Look Like?

In October 2020, the Central Bank of Brazil introduced PIX, a real-time payments system offering speed and ease of use. PIX was introduced to bring interoperable QR codes to digital wallets 24/7/365, meaning that person-to-person (P2P) payments can be made conveniently and instantly, and that merchants can accept payments without incurring extra acquiring charges. This has been transformational for payments in Brazil.

Prime Time for Real-Time

Global Payment Trends
As the world adopts real-time payments, how does your market stand to benefit?

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Four Reasons Banks and Financial Institutions Should Fight Fraud in Real Time

Financial crime and fraud are recurrent problems for banks and intermediaries, causing losses worth billions every year – and these sums are only increasing. It is predicted that the global cost of fraud by 2027 will be USD $40.62 billion dollars, 25 percent higher than the fraud losses in 2020.



Where Payments Move Freely, Fraud Moves Fast: How to Clamp Down on Real-Time Fraud

Two steps forward and one step back? During the pandemic, real-time payments evolved faster than anybody had foreseen. Implementation in new markets, and adoption in mature markets, continues to rise exponentially. All corners of the financial landscape are adopting these changes.

Metro in motion


How Will Accelerated Adoption of Digital, Real-Time Payments in the U.S. and Beyond Lead to More Fraud?

The payments industry is brimming with experts voicing the predication that the future is digital and real-time. Rooted in consumers’ growing desire for convenience and waning patience, rising demand for digital and real-time payments is inevitable.


Three Must-Haves for Immediate Payments Success in Brazil

Read this blog post in Portuguese Recently, the Central Bank of Brazil (BCB) announced its plan to launch the country’s first instant payments scheme, PIX, which is expected to be operational by November 2020. PIX will be mandatory for all larger banks in Brazil and will work as a central infrastructure with non-stop availability. The scheme will also be based on the ISO 20022 messaging standard, which features data-rich messaging and facilitates greater availability, speed, convenience and security. Ultimately, this open environment will be a major catalyst for innovation.


Why Banks Must Democratize Machine Learning for Fraud Prevention and Payments Intelligence

Banks are already actively on the path to digital transformation, considering new technologies, new customer experiences and new business models. A critical piece of this digital transformation centers on better understanding the wealth of data within the banks’ systems and mining it for improved customer insight. In the New Payments Ecosystem, data is as valuable to the bank and its customers as the deposits held in their accounts, and it should be protected, and leveraged for the benefit of the customer.

A usb drive wrapped in a dollar bill


Understanding Today’s Wire Transfer Risks

While the rise of wire transfer and ACH (automated clearing houses) fraud is not news, the pure acceleration rate, scale and sophistication of corporate wire and ACH fraud is alarming. For example, the FBI recently took the step of issuing a cyber security advisory in response to the growth of unauthorized and fraudulent multi-million dollar wire transfers from business and government entities to overseas locations.