Social security aims to provide protection against various life risks like old age, unemployment, sickness, work injury, maternity or loss of breadwinner. The document discusses India's large unorganized workforce which accounts for about 93% of total employment. It outlines various social security laws in India like Employees' Provident Fund, Employees' State Insurance Scheme, and Maternity Benefit Act that provide benefits like income security, health security, and maternity benefits. However, it notes that comprehensive, universal, and integrated social security is still needed to better cover the large unorganized workforce in India.