The FBI’s Internet Crime Complaint Center reported $2.9 billion in Business Email Compromise losses in 2023 alone. These are not sophisticated technical attacks. They are email impersonation: an attacker sends an email that appears to come from a trusted executive,[…]
Most guides to certificate file formats are organized the wrong way. They list the extensions (.cer, .crt, .pem, .der, .pfx) and describe each one as if the extension determined the format. It does not. The foundational truth about certificate files:[…]
