Rifles and optical equipment staged for controlled Tactical U range training

Book three by Stephen L Cohen

The Digital Perimeter: Privacy Protection and Public Exposure Control

You can survive the incident and still lose your job, your accounts, and your family’s privacy.

5.0 Google rating347 five-star Google reviews32+ years of operational experience

THE TACTICAL U STANDARD

Privacy that exists only before attention is not protection.

The standard is a hardened digital perimeter that limits exposure, preserves access, and remains usable when public attention arrives.

The Digital Perimeter by Stephen L Cohen shown as a silver-white hardcover book

The operating problem

The Digital Perimeter

A clinical manual for privacy hardening, information hygiene, and operational control of public exposure after a high-attention event. It provides lawful, repeatable controls to reduce exposure, limit narrative damage, and preserve continuity.

Inside the book

Practical controls you can use

  • How digital exhaust becomes pre-incident indicators and post-incident leverage
  • How search results, data brokers, and public records expand exposure
  • How to reduce unnecessary exposure with lawful repeatable controls
  • How to harden accounts, devices, and identity surfaces
  • How screenshots, clips, and platforms create context collapse

Who it is for

Built for people responsible for consequences

Individuals, families, business owners, and professionals who need practical privacy and exposure controls after a high-attention event.

About the author

Operational experience, translated into usable standards

Stephen L Cohen is an author and senior operational practitioner with more than 32 years of law enforcement experience, including SWAT, federal task force work, and dignitary protection. His books focus on decisions, documentation, risk controls, and the consequences that follow high-liability events.

The eight-book sequence

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