Nigeria has witnessed a high crime rate, ranging from insurgency, suicide bombers, armed robbery, kidnapping, political thuggery and, and banditry, to mention a few. These problems have resulted in severe security challenges in the country, which have also negatively impacted its growth and development quest. This paper pointed out some significant issues leading to insecurity in Nigeria and considers unemployment among the youth as the major problem; poverty and family problems are other supporting factors. The paper also proffers solutions that provide security agents with adequate and modern gadgets to prevent and control crime in society. Poverty reduction programs and job opportunities were recommended to be provided for the youth; good leadership based on transparency and accountability be ensured.