Shadowserver works with national governments, network providers, enterprises, financial and academic institutions, law enforcement agencies, and others, to reveal security vulnerabilities, expose malicious activity and help remediate victims.

1.9 billion+

malware samples in our malware repository

4-5 million

IP addresses sinkholed per day, across 400 different malware family variants

90+

different data sets generated through full daily Internet-wide IPv4 scanning