Digital teams at banks should continuously evaluate their secure websites to look for improvements to content and functionality. These teams need to know how their online banking functionality compares with that of their peers while also looking for best practices in digital banking. To help, Forrester used its Website Functionality Benchmark methodology to evaluate and rank the secure websites of the eight largest retail banks and building societies in the UK across more than 50 criteria. This report outlines our findings and the insights and best practices we uncovered.