This piece originally appeared on Marketplace Tech. 

Saturday marks one year since the death of Mahsa Amini, the young woman who was arrested by the Islamic Republic of Iran’s “morality police” for allegedly violating its strict dress code for women. She died in custody.

Protests that started at Amini’s funeral quickly spread across the country.

Iranians have depended on messaging apps and social media to share information and try to stay safe. But staying connected hasn’t been easy, according to Shaghayegh Norouzi and Reza Ghazinouri with the U.S.-based nonprofit United for Iran.