Today Anonymous hacktivist have announced another huge leak of documents which comes from Greece’s MOFA (Ministry of Foreign Affairs) and OSCE (Organization for Security and Co-operation in Europe). Anonymous hacktivist have claimed this leak and dubbed it #OpGoldenDawn but have not stated how they obtained it which means it could be a malicious insider or external breach of its systems but they have stated that there is more to come "Stay tuned, more on it’s way" as well as urging people to mirror the files. Cyberguerrilla.org writes that:
Today we deliver first sucker punch in a series of jaw breaking leaks, to reveal the truth about the Greece government involvement in conspiracy to spy on us with the help of it’s ENISA and OSCE cybercrime units. Those responsible for arrests of our fellow lulz charged with OP Payback. 13 is a sacral number so we will deliver one punch to reach exactly that. Enjoy – A3 Directorate for South-East Countries of the Ministry of Foreign Affairs of Greece and OSCE “Restricted” load of docs. Inside is ~3700 documents related to all kinds of areas, classified FOUO/RESTRICTED/CONFIDENTIAL etc.
The leaked data has been uploaded in 2 parts and a imgur gallery has been created as a sneak peak of whats in the leaks. Part 1: 266MB Part 2: 253MB When uncompressed each folder turns out to only be about 410MB and contains around about total 4000 files with DOCX, PDF and PNG formatting. Contents of the data appears to range between English, Russian and Arabic which will increase the time its going to take to sort threw it. Mirror of Imgur Gallery: 
Source: https://www.cyberguerrilla.org/blog/?p=16040