Zones & Conduits

Define and manage security zones per IEC 62443

Level 5 — Internet / External

1 zone

Vendor External

Third Party Zone

SL-T 1High
0 assets

Level 4 — Enterprise Network

4 zones

Enterprise IT

Enterprise Zone

SL-T 1
0 assets

Enterprise IT

Enterprise Zone

SL-T 1
0 assets

Enterprise IT

Enterprise Zone

SL-T 1
0 assets

Enterprise IT

Enterprise Zone

SL-T 1Low
0 assets

Level 3.5 — Industrial DMZ

4 zones

DMZ

DMZ

SL-T 2
0 assets

DMZ

DMZ

SL-T 2
0 assets

DMZ

DMZ

SL-T 2
0 assets

IT/OT DMZ

DMZ

SL-T 2Medium
0 assets

Level 3 — Site / Plant Operations

1 zone

OT Services

Supervisory Zone

SL-T 3High
0 assets

Level 2 — Area Supervisory Control

4 zones

Safety Control Zone

Safety Zone

SL-T 3Critical
0 assets

Control Room

Control Zone

SL-T 2
0 assets

Control Room

Control Zone

SL-T 2
0 assets

Control Room

Control Zone

SL-T 2
0 assets

Level 1 — Basic Control

4 zones

Wayside Equipment

Control Zone

SL-T 2
0 assets

Wayside Equipment

Control Zone

SL-T 2
0 assets

Wayside Equipment

Control Zone

SL-T 2
0 assets

Field Zone

Control Zone

SL-T 2High
0 assets

Level 0 — Field / Process

1 zone

Field Devices Zone

Control Zone

SL-T 1Medium
0 assets