How can auditors verify the names of the issuers, the number of shares held, certificate numbers, maturity

Question:

How can auditors verify the names of the issuers, the number of shares held, certificate numbers, maturity value, and interest and dividend rates in an audit of investment securities?

Dividend
A dividend is a distribution of a portion of company’s earnings, decided and managed by the company’s board of directors, and paid to the shareholders. Dividends are given on the shares. It is a token reward paid to the shareholders for their... Maturity
Maturity is the date on which the life of a transaction or financial instrument ends, after which it must either be renewed, or it will cease to exist. The term is commonly used for deposits, foreign exchange spot, and forward transactions, interest...