Omron NJ / NX Series Machine Automation Controller (Sysmac Platform) — Default Password
Default username and password for the Omron NJ / NX Series Machine Automation Controller (Sysmac Platform): (blank) / (blank). Learn how to log in and how to change the default credentials.
User Authentication is disabled by default on Omron NJ (NJ101, NJ301, NJ501) and NX (NX1P2, NX102, NX502, NX702) controllers running firmware earlier than v1.49. Any host on the network can connect to port TCP 44818 (EtherNet/IP) via Sysmac Studio without credentials, enabling read/write of PLC programs, data, and control outputs.
| Username | Password | Access | Notes |
|---|---|---|---|
(blank / none) | (blank / none) | API | User authentication disabled by default; connect via Sysmac Studio over EtherNet/IP TCP 44818 without any credential |
- Source
- CISA ICS Advisory
Responsible use
This database lists publicly documented default credentials so administrators can find and change them. Only use these on systems you own or are authorized to test.
Related devices
Device
OMRON
MR104FH
∅/∅Web UIDevice
OMRON
Default login
∅/∅Web UIICS Device
PTC Inc. (Kepware Technologies)
KEPServerEX
Administrator/∅Web UIICS Device
Rockwell Automation
FactoryTalk Security
Administrator/∅ConsoleICS Device
GE Vernova
MiCOM Protection Relay
∅/∅SerialICS Device
AVEVA Group
PI Data Archive
piadmin/∅Database