https://kya.fi/news-2026-10-22-arkose-agent-disclosure/ kya.fi en 2026-10-22T10:15:46+00:00 Arkose: 97.7% of legitimate AI agent sessions carried no verified identity in Q3 https://kya.fi/news-2026-10-22-mastercard-agent-pay-for-machines/ kya.fi en 2026-10-22T10:12:48+00:00 Mastercard opens agent payments where a signed voucher, not an API key, carries the spending authority https://kya.fi/news-2026-10-21-visa-bill-billtrust-agent-payments/ kya.fi en 2026-10-21T10:04:39+00:00 Visa, BILL and Billtrust run a live pilot of AI agents paying supplier invoices end to end https://kya.fi/news-2026-10-21-aws-x509-agent-identity/ kya.fi en 2026-10-21T10:04:28+00:00 AWS blueprint gives every AI agent an X.509 certificate and a revocable chain of delegation