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securityfirst is a cybersecurity firm based in São Paulo, Brazil, with more than 20 years of experience serving financial services and payments. Its services span 24/7 security operations monitoring, penetration testing across infrastructure, cloud, web, and mobile environments, regulatory audits, security architecture, incident response, and consulting. The company also develops tailored security training for technical and non-technical teams. Its work brings together ongoing monitoring, security governance, continuous testing, and staff awareness to help organizations address changing cyber threats.