It's called "infosec" in the private sector and "cybersecurity" in the public sector (and adjacent). "Cyber" can have negative connotations in the private sect

It's called "infosec" in the private sector and "cybersecurity" in the public sector (and adjacent). "Cyber" can have negative connotations in the private sector only because, well, the best people in this business would never pass a security clearance so the public sector can only hire the leavings...