Zooko's triangle - Wikipedia

Zooko's triangle is a trilemma of three properties that some people consider desirable for names of participants in a network protocol:[1] Human-meaningful: Meaningful and memorable (low-entropy) names are provided to the users. Secure: The amount of damage a malicious entity can inflict on the system should be as low as possible. Decentralized: Names correctly resolve to their respective entities without the use of a central authority or service.