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  • AI & AGENTIC
  • SOLUTIONS

    Solutions overview

    Harness the power of your data

    Online Payment Fraud

    Refund Abuse

    Promo Abuse

    Account Security & ATO

    3D Secure

    Marketplace Partner Fraud

    Transaction Optimization

  • RESOURCES

    Resource Zone

    All resources: video, guides, infographics & more

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    Upcoming events & where to catch us

    APIs & dev docs

    APIs, integration, library & SDKs

    Blog

    News & articles around fraud and payments

    3D Secure & SCA Regulation Map

    Latest 3DS success rates around the world

    Insights

    Explainers and intelligence around key topics in fraud

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Meet the expert

Charlie Walker

Charlie Walker

Sales Manager

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After attending art school and university to study politics and international relations, Charlie made the obvious leap to Sales. He joined Ravelin shortly after its inception, climbing the ranks to become VP of Sales – where his creativity and strategic acumen come together in the fight against fraud.

Subject matter expertise

Supplier & marketplace fraud Link analysis & graph databases Account security & ATO Ravelin's solutions Fraud trends Payments & payment fraud
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Latest insights by this author

Fighting fraud in the airline industry – the how and the why
Fraud analytics

Fighting fraud in the airline industry – the how and the why

The importance of preventing account takeovers
Account takeover

The importance of preventing account takeovers

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Solutions

Solutions overview Online payment fraud Refund abuse Promo abuse Account security Partner fraud 3D Secure Tx optimization Support & investigations

Guides & Reports

Fraud Trends Survey 2026 Agentic Commerce & Fraud Report 2026 Global Payments Report 2026 Refund Abuse Report 2026 Global 3DS, SCA & Payments Map Link analysis & graph networks Machine learning for fraud PSD2 and SCA guide

Resources

Resource zone Blog Events Product updates Developer docs for PSPs Developer docs for merchants Tech blog Ravelin Help Center Open source licenses

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About Customers Contact Press Careers Responsible AI Principles ESG Strategy ED&I Strategy Website Policy Privacy Notice
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