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L&M Cybersecurity

Insights

Field notes from the work itself.

Written by the consultants who ran the engagement. No gated whitepapers, no vendor pitches.

All Compliance Cyber Resilience Identity OT Security Security Operations
OT Security 8 min

IEC 62443 and OT cybersecurity

Industrial environments do not tolerate IT security practice applied unchanged. IEC 62443 exists because the priorities are genuinely different.

21 Aug 2026 · L&M Cyber Security

OT Security 7 min

IT/OT network segmentation

Segmentation between IT and OT is widely recommended and rarely finished. The obstacles are usually organizational, not technical.

27 Jul 2026 · L&M Cyber Security

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