Over the last month, Okta has observed an increase in the frequency and scale of credential stuffing attacks targeting online services, facilitated by the broad availability of residential proxy services, lists of previously stolen credentials (“combo lists”), and scripting tools. From March 18, 2024 through to April 16, 2024, Duo Security and Cisco Talos observed large-scale brute force attacks on multiple models of VPN devices. From April 19, 2024 through to April 26, 2024, Okta’s Identity...