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ICS / SCADA

ABB System 800xA DCS (Distributed Control System) — Default Password

Default username and password for the ABB System 800xA DCS (Distributed Control System): service / ABB800xA. Learn how to log in and how to change the default credentials.

Windows AD service account 'service' with default password 'ABB800xA' used by 800xA system services and engineering stations. ABB documentation recommends disabling interactive logon for this account. CISA advisory ICSA-20-154-03 references this service account as an attack surface. Change password as part of system hardening.

UsernamePasswordAccessNotes
service
ABB800xA
Console—
Source
ABB Control Systems Community + ABB System 800xA Administration and Security guide (3BSE037410-510)

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.

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