The nouns related to November 15 March appear among the new keywords blocked by Cuba's regime communications monopoly, ETECSA, according to a survey carried out by the independent research agency.

The agency asked its Twitter followers for help this week to update the sample.

Can you help us update our list of blocked words in ETECSA_Cuba's SMS? Please share with us test screenshots showing whether they are still blocked or not, asked Inventario research agency.

ETECSA has been singled out on multiple occasions for exercising censorship of the content shared by its clients, both on social networks and the Internet and in the text messages they send through its mobile phone service.

In addition to words "march", "Archipelago", "15N" after the protests that shook the country on July 11, the phrases "connection", "communism", "dictatorship", "demonstration", "protest", "Psiphon", and "SOSCuba", "Homeland and Life," Cuba Dies " and "Díaz Canel Sin", among others.

After the demonstrations that shook the island on July 11, and of which the world learned thanks to social networks and messaging services such as WhatsApp, the Cuban government responded with a massive Internet blackout and the interruption of telephone service in various locations in the country.

Decree Law 35, which imposes broad obligations on service providers to censor online content without judicial oversight or transparency measures, came into effect in August, a month after the historic protests.

This year, Freedom House organization classified Cuba again as a "not free" country and lowered the score to 21, in the report on global internet freedom. According to the report, the Cuban state "participates in content manipulation efforts and blocks independent news sites."