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.

3.7 billion

IPv4 addresses scanned on 122 ports each per day (1.07 billion IPv6 on 28 ports). 381 million hosts respond

1.7 billion+

malware samples in our malware repository

12 petabytes

of malware and threat intelligence stored, growing at 1+ PB/year