Security through obscurity is the security-engineering approach of relying on the secrecy of a system's design or implementation as its primary defense, rather than on cryptographic or access-control strength.
In classical security engineering the principle is treated as a weak default — secrets eventually leak, and a design whose only protection is its concealment becomes indefensible the moment it is reverse-engineered. The discipline therefore distinguishes between obscurity as a layer (acceptable, often useful for slowing reconnaissance) and obscurity as the foundation (broadly discouraged, often equated with negligence in mature security cultures).
Applied to 📝Knowledge Management, the principle becomes a method of 📝Social Engineering: a 📝compendium can grant partial access by limiting navigation to the resources directly linked, while the rest of the corpus stays unreachable through the surface a visitor sees. The more an outsider sees of such a structure, the less they feel they know — and that asymmetry, deliberately maintained, prompts the conversion from observer to participant.