A sophisticated new piece of malware that targets command-and-control software installed in critical infrastructures uses a known default password that the software maker hard-coded into its system.

Siemens said on Tuesday that it is working with the U.S. Department of Homeland Security to investigate a cyber intrusion into a water treatment plant in South Houston, Texas, but couldn’t confirm ...

Siemens has patched five vulnerabilities in its SIMATIC PCS 7 system that could result in privilege escalation and give an attacker unauthenticated access to sensitive data. Siemens has patched five ...