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Computer Quote by Dan Farmer

“If security were all that mattered, computers would never be turned on, let alone hooked into a network with literally millions of potential intruders.” quote by Dan Farmer
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“If security were all that mattered, computers would never be turned on, let alone hooked into a network with literally millions of potential intruders.”

Dan Farmer

About This Quote

Source Interview: Security Perspectives, 2005

Security cannot rely solely on isolation; networks must assume constant exposure and design defenses accordingly.

In simple terms: Security must accept that computers are always exposed to threats.

Key Takeaway

Design systems that assume compromise and limit damage.

Themes

security network risk defense trust

Mood

pragmatic cautious

Type

technical strategic

When to use this quote

  • enterprise IT
  • cloud services
  • IoT devices

Key Concepts

attack surface zero trust defense in depth threat modeling

Questions to Reflect On

  • What safeguards can mitigate inevitable exposure?
  • How does a zero‑trust model change system design?
A Different Perspective

Assuming total security can lead to complacency and higher risk.

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