9 security considerations and the desire to stop irregular migration continue to predominate over the implementation of a genuine reception policy. Based on research into Frontex and the Poseidon operational plans obtained from the agency, this report raises questions regarding the conditions surrounding Frontex’s participation, and therefore also the involvement of the EU, in a system which aims to ‘fight’ irregular migration in the backdrop of serious and proven violations of the human rights of migrants. From 29 September to 12 October 2013, the International Federation for Human Rights (FIDH), Migreurop and the Euro-Mediterranean Human Rights Network (EMHRN) – as members of the Frontexit campaign16 – conducted a joint investigation to explore cooperation between Frontex, Greece and Turkey at this EU border and the impact of this cooperation on the human rights of migrants. This report has two main objectives. Firstly, it aims to provide clear and detailed information on the deployment of Frontex at the Greece-Turkey border and to examine the impact of its activities on human rights. Secondly, it raises questions over the participation of Frontex, and through it of the EU, in a system which aims to combat irregular migration in the backdrop of serious and proven violations of the human rights of migrants. The investigation highlights serious problems of accountability and transparency in the operations of the agency, which have not been resolved by the adoption of a “fundamental rights strategy” in 2011. Methodology and challenges for the investigation This report is based on information received directly from Frontex, through written exchanges with the Frontexit campaign between autumn 2012 and spring 2014. It is also based on a series of testimonies and observations collected in Turkey and Greece during the two-week fact-finding mission, which took 16 See the website of the Frontexit campaign.