Given the security levels TOP SECRET, SECRET, CONFIDENTIAL, and UNCLASSIFIED (or

Question

Given the security levels TOP SECRET, SECRET, CONFIDENTIAL, and UNCLASSIFIED (ordered from highest to lowest), and the categories A, B, and C, specify what type of access (read, write, both, or neither) is allowed in each of the following situations. Assume that discretionary access controls allow anyone access unless otherwise specified.

A) Jesse, cleared for (SECRET, { C }), wants to access a document classified (CONFIDENTIAL, { C }).

B) Sammi, cleared for (TOP SECRET, { A, C }), wants to access a document classified (CONFIDENTIAL, { A }).

C) Robin, who has no clearances (and so works at the UNCLASSIFIED level), wants to access a document classified (CONFIDENTIAL, { B }).

Explanation / Answer

A) Jesse, cleared for (SECRET,{C}),wants to access a document classified (CONFIDENTIAL,{C}). Jesse only has read access to (CONFIDENTIAL{C}) B) Sammi, cleared for (TOPSECRET,{A,C}),wants to access a document classified (CONFIDENTIAL,{A}). Sammi only has read access to (CONFIDENTIAL{A}) C) Robin, who has no clearances (and so works at the UNCLASSIFIED level), wants to access a document classified (CONFIDENTIAL,{B}). Robin only has write access to (CONFIDENTIAL{B})

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