网站上的职责说明,供大家参考,背调很可能就是在这里进行的
Immigration and Citizenship Screening:
1) CSIS provides security advice on immigration and citizenship matters to the Minister of Citizenship and Immigration Canada (CIC).
2) CSIS provides security screening on Canadian visitor visa applicants and prospective immigrants in cases where the applicant's background presents security concerns, based on a determination performed in cooperation with CIC officers posted abroad.
3) CSIS provides CIC with security assessments on applicants for Canadian citizenship, and advises CIC of any security concerns relating to a particular application.