The file exposed the personal details of 161 young women who were asked to provide the explicit materials to secure loans through the online lending platform Jiedaibao.
The news agency said that the recent leak of the photos highlighted the regulatory problems in the fast-growing peer-to-peer marketplace. It said this was not the first time that online P2P operators had been linked to potentially embarrassing photos. It highlighted how in November Alipay was criticised after a set of photos showing female users in seductive poses was leaked on social media. China's e-commerce giant Alibaba's payment platform had allowed only women to post photos on their social media feature called Circles but it drew obscene comments from men.