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Olusegun Osikoya
@segdaf
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I specialize in EMV card personalization, smart card technologies, cryptographic key management, payment security, and card bureau operations. My expertise covers Mastercard, Verve, and AfriGO certification, HSM key management, CPV/CNS validation, PCI DSS compliance, and end-to-end payment card production. I enjoy solving complex technical challenges, sharing practical knowledge, and helping professionals understand the technologies that power secure electronic payments. Pay $20 to message me