Payment system development and review

We don't just find what needs fixing — we fix it. Reviews, host integrations, IPS and AZQR, changes to meet PCI DSS and Central Bank requirements.

Discuss your task First consultation is free · NDA before any details

What we do

01

System review and analysis

Data flows and the boundaries of the cardholder data environment, architecture, code and configuration security, assessment readiness — before an assessor sees it.

02

ISO 8583 host integrations

Host-to-host and terminal integrations: field mapping, reversals and advices, MAC, testing against the acquirer host.

03

IPS and AZQR

Connecting to the Central Bank's instant payment system over ISO 20022 and to the national QR standard.

04

Compliance-ready development

Enhancements and new components designed for PCI DSS and Central Bank requirements from day one: as few systems in scope as possible, tokenization, logging.

We do the work — an independent assessor verifies it

We prepare and remediate the system, but we don't assess our own work. The assessment is done by an independent QSA — or by you via SAQ, where your acquirer and the card schemes allow it.

That way you get one contractor for preparation and remediation — and an honest check of the result.

How we work

  1. Review

    We examine the system and the requirements it has to meet.

  2. Plan

    Scope, timeline and a fixed price.

  3. Remediation

    Code, infrastructure, integrations, testing.

  4. Handover

    Documentation and knowledge transfer to your team.

Got a report full of findings? We'll close them.

Send us a description of the task — we'll estimate scope and timeline. The first consultation is free.

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  3. We sign an NDA before you share any details

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