https://paymentleaks.com/es/briefing/2026-04-18 PaymentLeaks es 2026-04-18T06:00:00.000Z PaymentLeaks · 18 abr: 1. El Banco de Inglaterra lanza stress tests específicos para agentes de IA en pagos — primera respuesta sisté https://paymentleaks.com/es/briefing/2026-04-17 PaymentLeaks es 2026-04-17T06:00:00.000Z PaymentLeaks · 17 abr: 1. American Express adquiere Hyper para reforzar su capa agéntica — y activa protección para compras de agente https://paymentleaks.com/en/briefing/2026-04-18 PaymentLeaks en 2026-04-18T06:00:00.000Z PaymentLeaks · 18 Apr: 1. Bank of England launches stress tests specifically for AI agents in payments — first systemic G7 response t https://paymentleaks.com/en/briefing/2026-04-17 PaymentLeaks en 2026-04-17T06:00:00.000Z PaymentLeaks · 17 Apr: 1. American Express acquires Hyper to strengthen its agentic layer — and activates AI agent purchase protectio