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[ Industrial cybersecurity · OT / ICS ]

Industrial cybersecurity for OT and ICS networks

We protect SCADA, PLCs and industrial networks without stopping the process: passive asset inventory, level segmentation under IEC 62443 and 24/7 monitoring from our SNOC in Chihuahua. Your plant cannot pause to become secure.

> 24 hr
Average downtime after an OT attack
USD 4.8M
Average cost per incident
≤ 15 min
Critical incident response

Five risks living in your industrial network today

IT/OT convergence connected equipment designed to last 20 years to a world that changes every week. These are the vectors we find in every OT security assessment.

SCADA ransomware

The supervisory server gets encrypted: the plant runs blind or simply stops.

Zero visibility

With no OT inventory or traffic baseline, anomalous behavior goes undetected for weeks.

Flat IT/OT network

Office phishing reaches the plant PLC because there is no intermediate zone to stop it.

Third-party access

Shared VPNs for integrators and maintenance, with no time limits and no session records.

Compliance gap

IEC 62443, NIST 800-82 and NERC CIP require continuous evidence nobody is generating today.

Reference architecture

Segment by levels, don't split the network in two

Each Purdue zone with its own access control and monitoring, plus an industrial DMZ that stops lateral movement before it reaches plant control.

4/5Corporate ITERP, email, users, internet3.5Industrial DMZData broker, jump server, ZTNA3OT operationsSCADA, historian, MES2/1ControlHMI, PLC, RTU0FieldSensors, motors, fleet
Industrial cybersecurity diagram: OT network segmentation by Purdue levels with an industrial DMZ under IEC 62443

01

Flat network

One phishing email in the office reaches the plant PLC.

OfficesPlant PLC

02

Segmented network

Lateral movement stops at the industrial DMZ.

OfficesDMZBLOCKEDPlant PLC
What we run

Five ICS security capabilities, one accountable owner

OT visibility and inventory

Passive discovery of assets, protocols and flows. Baseline of normal traffic to detect what breaks the pattern.

IEC 62443 segmentation

Zone and conduit design by Purdue levels, industrial DMZ and per-process policies, deployed in agreed windows.

Remote access with ZTNA

No more shared VPNs: per-resource access with MFA, time limits and recorded sessions for audit.

24/7 detection and response

OT telemetry into the SNOC with industrial playbooks and critical incident response in ≤ 15 minutes.

Compliance and evidence

Control mapping against IEC 62443, NIST 800-82 and NERC CIP, with an audit-ready monthly executive report.

How we start

From zero visibility to monitored operations

  1. 01

    Passive discovery

    Week 1-2 · Asset and flow inventory without touching the production process.

  2. 02

    Exposure report

    Week 3 · Gaps prioritized by production impact, with a phased plan.

  3. 03

    Segmentation and hardening

    Week 4-8 · Zones, industrial DMZ and remote access, in windows agreed with operations.

  4. 04

    Continuous monitoring

    Ongoing · Telemetry into the SNOC, 24/7 response and monthly compliance evidence.

[ Frameworks we cover ]

  • IEC 62443
  • NIST 800-82
  • NIST CSF
  • NERC CIP
  • ISO 27001
  • Zero Trust

Keep exploring

Related paths to extend industrial systems security across the rest of your operation.

Industrial cybersecurity FAQ

Start by knowing what's on your OT network

An OT architect reviews your architecture and delivers an exposure report with prioritized gaps. No cost, no commitment.

Direct contact · ventas@bits.com.mx