A decryptor for pyLocky Ransomware versions 1 and 2 has been released by French authorities that allows victim to decrypt their files for free. This decryptor was created in collaboration between French law enforcement, the French Homeland Security Information Technology and Systems Service, and volunteer researchers. The decryptor contains 2 hard coded private RSA keys. PyLocky is very active in Europe and there are already many victims in France, both within the professional environment (SMEs, large businesses, associations, etc.) as well as at home.
Source: https://www.bleepingcomputer.com/news/security/pylocky-decryptor-released-by-french-authorities/