What is a debenture? can you described the various way of issuing debentures?

 In corporations the term is used for a medium- to long-term debt used to borrow money.

There are two major kinds of debentures

Convertible & Non-Convertible

Convertible means debenture which can be converted into equity shares lately & non Convertible means vice versa,

there are some other kinds too such as registered, bearer, mortgage etc.