Vivian Zúñiga is digital security consultant at Open Briefing. She is a passionate and well-known digital rights activist, who in recent years has been training human rights defenders in privacy, the safe use of technology, communications, and internet governance. She is also part of the Cybersecurity Advisory Committee of the Ministry of Science, Technology, and Communications in Costa Rica. Vivian was awarded an Open Technology Fund fellowship in 2018 to help social organisations in Guatemala, Honduras, Nicaragua, and Costa Rica manage sensitive information and communicate effectively and securely. She was an active member of the Sulá Batsú cooperative for 13 years until 2019, where she worked on logistics, project execution, and digital training with different populations in Central America, including women, journalists, indigenous peoples, community leaders, and entrepreneurs. Vivian was also a member of the advisory committee of the Internet Freedom Festival (IFF) until 2020.

Jorge Sierra is a digital security consultant at Open Briefing. He is an IT professional with 15 year’s experience supporting IT operations and infrastructure for organisations in a variety of sectors, including telecommunications, technology, media, and nonprofits. He was a senior IT engineer for Schneider Electric for five years, where he led the implementation and improvement of new cyber security policies, standards, and trainings. In 2020, Jorge was awarded an Open Technology Fund fellowship to work as a digital security consultant for the Mexico Border Investigative Reporting Hub, a network of local journalists and independent media organisations investigating corruption and human rights abuses in the Mexican border states. Since then, he has continued to support the digital security of NGOs, journalists, and human rights defenders in Latin America and Asia. Jorge lives in Mexico and holds a degree in computer systems technology from the Universidad del Valle de México.

Sara Peoples is a project associate in the digital security team at Open Briefing. Sara is passionate about working with non-profit organisations on data protection principles and translating strategic decisions into practice through policies, procedures, and technology. She has over seven years’ experience in key account management and partner success roles for major brands and some of Europe’s leading media organisations, including the Guardian. Sara has a law degree from Cardiff University and a BCS Practitioner Certificate in Data Protection from the Chartered Institute for IT. She speaks English and French.

Susana Sanz is a digital security consultant at Open Briefing. Susana has an established record in digital security consultancy and training with grassroots movements, journalists, and NGOs. She has previously worked as the information security coordinator for the Centro de Autonomía Digital and a digital security trainer for Totem, a joint project by Green Host and Free Press Unlimited. She is the co-founder of Filtrala, a Spanish whistleblower platform that is a collaboration between hactivists and investigative journalists. She is also a founding member of the women’s rights solidarity group Las Brujas, which raises awareness of femicide in Guatemala, and the Stop Impunity in Rwanda platform, for which she was the advocacy coordinator and spokesperson. Susana holds a master’s degree in participation and community development and a degree in business and economic science.