Digital Certificates
ATT&CK T1596.003
Adversaries may search public digital certificate data for information about victims that can be used during targeting. Digital certificates are issued by a certificate authority (CA) in order to cryptographically verify the origin of signed content. These certificates, such as those used for encrypted web traffic (HTTPS SSL/TLS communications), contain information about the registered organization such as name and location. Adversaries may search digital certificate data to gather actionable information. Threat actors can use online resources and lookup tools to harvest information about cert