The traditional network perimeter is a poor match for organisations that use SaaS, cloud infrastructure, remote work and automated agents. Identity increasingly determines what can act, where and with which privileges.
Human identity was only the beginning
Service accounts, workloads, APIs and agents can vastly outnumber employees.
Privilege is the real issue
The security challenge is not simply authentication, but ensuring every identity receives only the access it needs and that this access can be reviewed.