《人身损害赔偿解释》第6条规定了安全保障义务人承担责任的两种情形,本文以第三人侵权时安全保障义务人的责任为视角,对《解释》第6条第2款规定的补充责任进行质疑,认为安全保障义务人的不作为与损害的发生有因果关系,并与第三人的侵权行为构成无意思联络的共同侵权行为,应按原因力大小负按份责任,而不是补充责任。 Article 6 of the Explanatory of Compensation for Personal Injury stipulates two situations in which the obligor of safety and security undertakes the responsibility. From the perspective of the duty of the obligor of safety and security at the third party tort, It is argued that there is a causal relationship between the omission of the obligor of safety and security and the occurrence of the damage and constitutes a common infringement of unintentional contact with the third party’s infringement. Supplementary responsibilities.