# Assessment 5 #### How do overlay services enhance security? * [x] By enabling private and permissioned capabilities * [ ] By making all data publicly accessible * [ ] By eliminating access control * [ ] By storing data directly on the blockchain **Notes to Learners** They enable private and permissioned capabilities, striking a balance between openness and customized access control, thereby enhancing security for specialized use cases. --- # Agent Instructions: Querying This Documentation If you need additional information that is not directly available in this page, you can query the documentation dynamically by asking a question. Perform an HTTP GET request on the current page URL with the `ask` query parameter: ``` GET https://hub.bsvblockchain.org/higher-learning/bsv-academy/bsv-network-topology/essentials-of-bsvs-mandala-network-architecture/assessment-5.md?ask= ``` The question should be specific, self-contained, and written in natural language. The response will contain a direct answer to the question and relevant excerpts and sources from the documentation. Use this mechanism when the answer is not explicitly present in the current page, you need clarification or additional context, or you want to retrieve related documentation sections.