PaymentKnox for AR (Accounts Receivable) is a payment security solution by NSKnox designed to protect organizations from fraud targeting the accounts receivable process. The product focuses on validating and verifying payment details associated with incoming transactions, helping organizations confirm that funds are being directed to and from legitimate bank accounts and counterparties. By securing the AR side of financial operations, PaymentKnox for AR aims to prevent misdirected payments, business email compromise (BEC) attacks, and other fraud schemes that exploit weaknesses in payment workflows involving customers and payers. The solution is targeted at finance and treasury teams looking to reduce exposure to payment fraud without disrupting existing AR processes.