Even with a valid license, the categorization engine may be disabled. Go to .

"It's not YouTube," Leo muttered, pulling up Kerio’s raw logs. The logs were a screaming kaleidoscope of IP addresses: 45% legitimate school traffic, 55% botnets, cryptominers, and zombie click-farms that had slipped in because no filter was there to blacklist known malicious domains.

: Hold Shift and navigate to Status > System Health in the Kerio admin interface, then click Enable SSH .