Knot, a leading fintech innovator in card-on-file management, introduces Knot AccountUpdater™, an advanced solution designed to upgrade and synchronize card information across hundreds of online merchants instantly and effortlessly. Over the past few years, Knot has been quietly building a suite of merchant connectivity products, and Knot AccountUpdater marks the beginning of rolling out these innovative tools to customers. Knot AccountUpdater enables card issuers using Knot’s CardSwitcher™ product to update cardholder details—including card information, name, address, and phone number—across...