The benefits of a "cybersecurity program" at a big company are very clear: they keep employees safe from outsiders who attempt to infiltrate the organization, e

The benefits of a "cybersecurity program" at a big company are very clear: they keep employees safe from outsiders who attempt to infiltrate the organization, exfiltrate data, etc. However, aren't these exact things literally the tasks of intelligence services? (infiltration, exfiltration)? If so it seems that there is is no benefit to funding them. Besides what you've written about an analogy with cybersecurity programs at big companies, can you think of any specific benefits to having an intelligence community, and if so what?