Directive (EU) 2017/541 of the European Parliament and of the Council of 15 March 2017 on combating terrorism and replacing Council Framework Decision 2002/475/JHA and amending Council Decision 2005/671/JHA

Preamble:
‘(1) The Union is founded on the universal values of human dignity, freedom, equality and solidarity, and respect for human rights and fundamental freedoms. It is based on the principles of democracy and the rule of law, which are common to the Member States.’
‘(2) Acts of terrorism constitute one of the most serious violations of the universal values of human dignity, freedom, equality and solidarity, and enjoyment of human rights and fundamental freedoms on which the Union is founded. They also represent one of the most serious attacks on democracy and the rule of law, principles which are common to the Member States and on which the Union is based. [...]’
Article 25 - Protection of victims of terrorism
‘Member States shall ensure that measures are available to protect victims of terrorism and their family members, in accordance with Directive 2012/29/EU. When determining whether and to what extent they should benefit from protection measures in the course of criminal proceedings, particular attention shall be paid to the risk of intimidation and retaliation and to the need to protect the dignity and physical integrity of victims of terrorism, including during questioning and when testifying.’