Learn / Level 5

Networks and defense

Protecting and watching a network: TLS, segmentation, detection and response.

1. 01TLS and certificatesHow the padlock is earned.10 min
2. 02Firewalls and segmentationLimiting how far a breach can travel.8 min
3. 03Worms and lateral movementHow one machine becomes ten thousand.8 min
4. 04Denial of serviceTaking a service down by asking too much.7 min
5. 05Detection and loggingSeeing an attack while it happens.8 min
6. 06Incident responseWhat to do in the first hour.8 min
7. 07Edge devicesRouters and appliances that nobody patches.8 min