“The Pega-built website was hacked from IP addresses in Russia during 2018 testing of census systems...One of the sources said an intruder bypassed a “firewall” and accessed parts of the system that should have been restricted to census developers.” reut.rs/2RkzKCI
“The effort to move the census online aims to streamline the counting process, improve accuracy, and rein in cost increases as the population rises and survey response rates decline.”