Shadowserver

The Shadowserver Foundation is a volunteer group of professional Internet security workers that gathers, tracks and reports on malware, botnet activity and computer fraud. It aims to improve the security of the Internet by raising awareness of the presence of compromised servers, malicious attackers and the spread of malware. The group's activities include:

The group liaises with other security organizations to develop strategies against the threats and to help mitigate the threats as they develop.