Disasters have the capacity to inhibit socio-economic growth as well as development. The effects of any disaster present a significant obstacle to realizing sustainable goals. Additionally, the capacity of each household to withstand stress and repeated shocks varies greatly. When dealing with relief and reconstruction following disasters, developing nations frequently experience post-event financial issues which have several detrimental implications on their long-term development objectives. There will be growing threats to livelihood security along with leading a safe and secure life as the symptoms and effects of climate change become more and more obvious. In this light, this article tries to emphasize the necessity to include livelihood security as a crucial component of disaster management that also aligns with sustainability goals. The concept of sustainable livelihood security goes beyond the conventional definitions and approaches for eradicating poverty in an effort to more thoroughly improve security of livelihood. A way of life is deemed sustainable when it can endure external shocks and stress factors, recover from them, and maintain or develop its asset base. To improve people's capacity to deal with disaster across the full range of physical, social and economic difficulties, new adaptive strategies are required. Economic and social progress greatly depends on either people or facilities, and hence, livelihoods are interconnected. Successful livelihood strategies should lead to a variety of economic and non-economic benefits, such as higher income and improved economic viability. Large-scale communal facilities are crucial for safeguarding and advancing livelihoods. Moreover, it is understood that the interaction of social, economic and political strategies and infrastructures pre- and post- disaster is a necessary component of disaster management and eventually sustainability and livelihood security