The Palestinian Prisoner Solidarity Network, also known as Samidoun, is a terror organization founded in 2011. This NGO operates as an arm of the Popular Front for the Liberation of Palestine (PFLP) terror group. Samidoun presents itself as an organization with the following primary goals:

• Advocating for the release of Palestinian terrorists held in Israeli jails.
• Building solidarity with Palestinian terrorists and supporting their struggle.
• Raising awareness about the situation of Palestinian terrorists and their rights.
• Organizing and mobilizing international support for Palestinian terrorists and terror groups such as Hamas and the PFLP.