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  1. Onix
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  3. Fraud Protection & Payment Processing

Secure Payment Processing Solutions

Onix provides AI-powered payment processing solutions and fraud protection services that help you prevent chargebacks, stop fraudulent transactions, and ensure seamless, PCI-compliant payments, while improving transaction approval rates and protecting revenue.

Trusted by clients worldwide

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successfully delivered
projects

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years of software
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experience

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countries represented
by our clients

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talented developers and
experts on staff

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When payment systems become a revenue risk

You don’t notice the problem until revenue starts leaking through your payment flow.

Secure payment processing and fraud protection become critical when:

Transaction failures and false declines start reducing checkout conversion

Chargebacks and fraudulent activity eat into your margins

Multiple gateways, currencies, and regions create instability

Compliance requirements like PCI and GDPR slow down your growth

Manual fraud checks delay transactions and hurt user experience

Where secure payment processing directly impacts revenue

01

Travel & booking platforms

Support high-value, multi-currency transactions while minimizing fraud risks and ensuring smooth booking experiences.

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Ecommerce checkout systems

Increase conversion rates by reducing false declines, preventing chargebacks, and keeping checkout fast and frictionless.

02

Fintech & payment products

Build reliable, scalable payment flows with built-in risk scoring, fraud detection, and compliance-ready infrastructure.

04

Marketplace & booking systems

Manage complex multi-party payments, automate payouts, and monitor fraud in real time without disrupting operations.

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Custom fraud protection & secure payment processing solutions

We design fraud-resistant payment systems as part of your product infrastructure, where transactions, risk control, and user experience work together. Our secure payment processing solutions help fintech, ecommerce, and digital platforms stabilize, optimize, and scale payment flows, not just process transactions.

01

Payment system audit & security assessment

Evaluate how your payment flows actually perform across gateways, fraud checks, and user experience to identify revenue leaks, risks, and bottlenecks.

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Payment architecture optimization & re‑engineering

Rebuild fragmented or unstable payment setups into structured systems that support high transaction volumes, compliance, and consistent performance.

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AI-driven fraud detection & risk scoring

Detect fraud in real time using behavioral patterns and transaction context, reducing false positives while protecting revenue.

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Secure payment gateway integration & encryption upgrade

Integrate and orchestrate payment gateways, currencies, and encryption layers to ensure reliable, secure transaction flows across markets.

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Omnichannel & third-party system integrations

Connect payments with CRM, ERP, analytics, and operational systems, so transactions are part of your business workflows, not isolated events.

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Performance optimization & continuous maintenance

Ensure consistent transaction success rates, system stability, and evolving compliance as your payment volume grows.

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Your payment system should protect revenue, not block it.

Artificial intelligence solutions for smarter payment security

We apply AI where it matters — on top of real transaction data and payment flows.

AI-driven fraud detection & prevention

01

AI-driven fraud detection & preventionIdentify suspicious activity in context, not just based on static rules.

Predictive risk analytics & transaction scoring

02

Predictive risk analytics & transaction scoringBalance fraud prevention with approval rates to avoid blocking legitimate users.

AI-powered chargeback management

03

AI-powered chargeback managementReduce disputes by identifying root causes and preventing repeat patterns.

Intelligent payment optimization

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Intelligent payment optimizationRoute transactions dynamically to improve approval rates and reduce failures.

Customer trust & identity verification with AI

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Customer trust & identity verification with AISecure transactions without adding friction to the checkout process.

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Your payment system should increase approval rates while reducing risk.

Projects we delivered for our clients

We deliver measurable results with our secure B2B payment processing solutions and fraud protection solutions, helping businesses recover failed fintech platforms, modernize legacy systems, and protect transactions with AI-driven security.

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USA

Sports & Fitness

BetterMe shopify store for sportswear

Solution:

A mobile-first Shopify storefront with custom product recommendation logic, loyalty integrations, and optimized checkout flow, all aligned with BetterMe’s brand identity and massive mobile audience.

Result:

Increased cart conversion rate, faster purchase flow, and stronger brand presence within the BetterMe ecosystem.

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Switzerland

Manufacturing

360° shower sales app for duscholux

Solution:

Multi-app platform including a tablet-based product configurator, back-office management dashboard, and mobile installer tracker built with React Native, GraphQL, and Azure DevOps for unified, scalable performance.

Result:

Shorter sales cycles, reduced quoting errors, and improved transparency across sales and installation processes.

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USA

Beauty, Cosmetics

Cosmetics analysis AI app – beauty eCommerce + AI

Solution:

A mobile app with a database of 45K+ cosmetics and 800K+ ingredients, AI-powered safety scanning, and product purchase integration designed for global scalability and trust-building.

Result:

Over 100K active users, increased product trust, and monetization through targeted eCommerce sales.

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Explore our works

Explore how we’ve solved challenges similar to yours.

View case studies
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Who benefits from our fraud protection & secure payment solutions

Any business processing transactions at scale needs both protection and performance, not one or the other.

Travel & booking platforms

Manage high-risk, multi-currency transactions with real-time fraud monitoring.

Healthcare & wellness platforms

Handle sensitive transactions securely and compliantly.

SaaS & subscription services

Protect recurring revenue and reduce payment failures.

Digital goods & e‑learning providers

Prevent fraud and unauthorized access while maintaining smooth payments.

Financial & banking platforms

Ensure compliance, risk control, and stable transaction processing.

E-commerce & retail

Optimize checkout conversion while preventing fraud and chargebacks.

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Choose your cooperation option

We adapt to your stage, from fixing payment issues to building a full payment infrastructure.

01

Fraud & payment system consulting

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Audit your payment flows, fraud logic, and system risks with a clear action plan.

02

Dedicated team

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Extend your team with engineers focused on payment systems, fraud prevention, and scaling transaction flows.

03

Project maintenance

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Continuously monitor and improve transaction performance, fraud detection, and compliance.

04

Custom development engagement

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Build or rebuild your payment system into your product, with full control over flows, logic, and performance.

Insights from our experts

Blog Image

ML-Based Fraud Detection: Use Cases & Trends

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FinTech App Security Best Practices to Stay Safe in 2026

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How to Choose & Integrate Payment Gateways into Mobile Apps

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Ready to turn your payment system into a revenue engine?

Start with a focused assessment of your current setup and identify where you’re losing money or risking transactions.

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FAQs

How to choose high-risk payment processing software?

Choose high-risk payment processing software that supports strong fraud prevention, chargeback management, and adaptive risk scoring tailored for high-risk industries. It should support multiple acquiring banks, smart routing, and high-approval-rate optimization. Compliance support (PCI DSS, PSD2, etc.) and transparent reporting are essential. Also, ensure it can scale with multi-currency and cross-border payments.

How can AI help prevent fraudulent transactions in real time?

AI analyzes transaction patterns, user behavior, device data, and historical fraud signals in milliseconds to detect anomalies. It can instantly flag, block, or step up verification of suspicious payments before they are completed. Machine learning models continuously improve as new fraud patterns emerge. This reduces false positives while preventing financial loss from fraud.

How do payment gateways integrate with existing business systems?

During high-risk payment processing services online, the development team typically integrates payment gateways with platforms such as eCommerce or ERP systems via APIs, SDKs, or prebuilt plugins. They connect with checkout systems, CRMs, accounting tools, and order management systems to automate payment flows. Webhooks ensure real-time updates on transaction status. Proper integration enables seamless data synchronization and reporting across systems.

What are the most common causes of payment failures and declines?

Payment failures often occur due to insufficient funds, incorrect card details, or bank-side restrictions. Fraud-prevention filters and risk-scoring systems can also lead to false declines. Technical issues, such as gateway downtime or poor routing between processors, may also block transactions. Cross-border payments add additional friction due to currency or compliance checks.

How can businesses reduce chargebacks with fraud detection tools?

Fraud management solutions analyze transaction risk in real time and block suspicious activity before it completes. They use behavioral analytics, device fingerprinting, and velocity checks to detect abuse patterns. Automated alerts and dispute management systems help respond faster to chargeback claims. This reduces financial losses and improves merchant trust scores.

What is the difference between payment processing and payment orchestration?

Payment processing solutions handle the execution of a single transaction between a customer, merchant, and bank. Payment orchestration manages multiple payment providers, routes transactions intelligently, and optimizes approval rates. Orchestration adds flexibility, redundancy, and cost optimization across different gateways. It’s essentially a layer that improves performance over basic processing.

Can secure payment systems support multi-currency and global transactions?

Yes, modern payment processing software solutions are built to handle multi-currency and cross-border transactions seamlessly. They automatically handle currency conversion, local acquiring, and regional compliance requirements. Smart routing improves approval rates depending on the customer’s location. This enables businesses to scale globally while maintaining secure and reliable payment flows.

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