According to the Open Observatory of Network Interference (OONI), network measurement data suggests that Chinese internet service providers started blocking access to WhatsApp on Saturday. Public reports on Twitter indicate that WhatsApp, which is owned by Facebook, became inaccessible for some people a week ago.
The most recent move to censor the encrypted messenger comes ahead of next month’s 19th National Congress of the ruling Communist Party. At the sensitive gathering, which takes place once every five years, the government will select leaders and determine policy priorities. Read more at CNN.