Security Hardware

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CISA tells operators to harden Siemens S7 PLCs. Here’s how to do it without disrupting production

Disabling a protocol, limiting S7 communications or updating firmware can close an attack path. It can also disconnect an HMI, engineering station or remote I/O. Operators need a dependency-led change plan, not a generic security checklist.

By Sabine Frömling

Sep 8, 20268 mins

Network SecuritySecurity HardwareThreat and Vulnerability Management

CISA tells operators to harden Siemens S7 PLCs. Here’s how to do it without disrupting production

Your refresh plan has a CVE blind spot

HP launches TPM Guard to help defeat physical TPM attacks

Cybersecurity at the edge: Securing rugged IoT in mission-critical environments

Battering RAM hardware hack breaks secure CPU enclaves

Resources

Managing modern identity complexity and reducing executive risk

The new era of executive risk: Why identity security must be continuous

5 identity security questions CISOs must be ready to answer