This document discusses different types of securities used in Oman, including pledges, assignments, and guarantees. It explains that a pledge requires transferring possession of the collateral to the pledgee and executing a legal instrument. An assignment does not have to be registered, but the assignor must notify the debtor and obtain acknowledgment. A guarantee requires consent from all company members or a shareholder resolution. To enforce any of these securities, a claim must be filed in primary court along with supporting documents.