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Specification sheet · Cyber Security

Dollu Ltd

dollu.com

[email protected]

+91 777-500-2222

OT / Industrial & IoT Security

Visibility, segmentation and 24×7 monitoring for plants, grids and utilities - passive asset discovery, IEC 62443 zoning, brokered remote access and a SOC that reads Modbus as fluently as HTTP.

Passive asset discovery, IEC 62443 segmentation, secure remote access and 24×7 OT-aware monitoring for ICS/SCADA, private-5G and IoT estates, without touching production.

Zone-and-conduit model
IEC 62443
Passive discovery
100%
OT-aware SOC
24×7

At a glance

  • Passive discovery of PLCs, HMIs, historians and IoT gateways
  • DPI for Modbus, DNP3, PROFINET, EtherNet/IP, IEC 104 and OPC UA
  • IEC 62443 zone-and-conduit design and managed segmentation
  • Brokered secure remote access with MFA and session recording
  • Private-5G, LoRaWAN and Wi-Fi device identity and traffic policy
  • 24×7 OT-aware SOC with engineering-approved playbooks
  • Reporting mapped to IEC 62443, NIS2, NERC CIP and CEA guidelines
  • No agents and no active scans on production control networks

Typical use cases

  • 01Manufacturing plants
  • 02Power generation and distribution
  • 03Water and wastewater utilities
  • 04Oil, gas and mining
  • 05Ports, airports and rail
  • 06Smart buildings and campuses

Technical & commercial specifications

DiscoveryPassive via SPAN/TAP; optional safe active queries; no agents
ProtocolsModbus, DNP3, IEC 104, IEC 61850, PROFINET, EtherNet/IP, S7comm, OPC UA, BACnet
SensorsDIN-rail or 1U hardware, virtual appliance; ruggedised -40 to +70 °C option
SegmentationIEC 62443 zones and conduits, industrial DMZ, NGFW with industrial DPI, data diodes
Remote accessClientless broker; MFA, approval workflow, session recording, RDP/SSH/VNC/HTTPS
IoT / private 5GSIM and X.509 identity, private APN, IPsec backhaul, per-device policy
Monitoring24×7 SOC; MITRE ATT&CK for ICS detections; PCAP forensics
FrameworksIEC 62443, NIST SP 800-82, NIS2, NERC CIP, CEA (India) guidelines
CommercialsPer site or per monitored asset; 12–36 month terms; pilot available
Support24×7 NOC/SOC; P1 response ≤ 15 min; named account manager

Talk to Dollu about OT & IoT Security

Send us your destinations, volumes, sites or use case and we will return a proposal, pricing and a technical plan within one business day. Test credentials and the full service description and SLA document are available on request.

NOC
[email protected] · 24×7

Dollu Ltd · 2403A, Iconic Corenthum, Sector 62, Noida 201301, India. This sheet summarises the standard service; specifications may vary by country and are confirmed in the service order.

Online version: https://dollu.com/services/security/ot-industrial-security