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OT & Plant SecurityDairySeptember 22, 2026 · 1 min read

What Hyderabad's dairy processors told us about remote access

Notes from three months of conversations with plant and IT teams

Sana Iqbal · Programme Lead, CSAFI Hyderabad

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Over the past three months the chapter's programme team visited or spoke with security and operations staff at eleven dairy processors around Hyderabad. One topic came up in every conversation: remote access for equipment vendors.

Most plants rely on vendors to maintain pasteurisers, separators and packaging lines, and most of those vendors connect remotely. In many cases nobody on site could say with confidence how many remote connections existed.

What the plants that were doing well had in common

  • A single, named owner for every vendor connection
  • Connections switched off by default and opened only for a booked maintenance window
  • Vendor sessions recorded and reviewed after any change to a recipe or set point
  • A short written list of which controllers each vendor may reach

None of these steps needs a large budget. The chapter will share a simple remote-access register template at its next meetup, and members are welcome to contribute their own versions.

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