The social security law of 1938 defines the responsibility of the state to meet individual needs. Although social security can not change the huge differences in people's life opportunities, it provides prevention and protection for the worst situations that people may encounter in life, which is more dignified, regular and responsible than the security provided by private charities. Since the enactment of the social security act, thousands of new Zealanders have gained breathing space and a sense of security < p > since the establishment of the social security system, social security has promoted the sharing of rights in the whole society and the awareness of equal citizenship. Taxes from all wage earners are redistributed to wage earners and non wage earners in need in the form of welfare (regardless of their social contributions), which is different from other countries in New Zealand's social security system, Poor or jobless nationals are protected by dignity and system. Refusing to establish a social insurance model is one of the most important features of New Zealand's social security system. In an era of high social security demand, one of the biggest challenges facing this model is not only to maintain the adequacy of social security, but also to ensure the dignity of beneficiaries <<