Controversies
Controversies tied to this brand in public sources. A listing is not a finding of fault.
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2021
Contractor access to Japanese user data
Reports that Chinese engineers working for a Shanghai-based subcontractor could access data connected to Japanese users without adequate disclosure prompted a Japanese government investigation and criticism of LINE’s data-management and vendor-oversight practices.
2016
Account-cloning and message interception concerns
A reported weakness involving cloned iPhone backups raised concerns that LINE accounts could be accessed from another device. The issue received significant public attention after private messages associated with Japanese celebrities were published in the press, although the alleged use of the weakness was not proven.