Act on Promotion of Information and Communications Network Utilization and Information Protection — Article 23-2 (Restrictions on use of resident registration numbers)

(1) Except in any of the following cases, no provider of information and communications services may collect or use users’ resident registration numbers: <Amended on Feb. 4, 2020>

1. Where the provider is designated as an identity verification agency pursuant to Article 23-3;

2. Deleted; <Feb. 4, 2020>

3. Where a telecommunications business operator, who resells a mobile communications service and the like provided by a facilities-based telecommunications business operator under Article 38 (1) of the Telecommunications Business Act, collects or uses resident registration numbers of users in relation to performing the identity verification service of a mobile telecommunications business operator designated as an identity verification agency under Article 23-3.

(2) Even where the collection and use of users’ resident registration numbers is authorized pursuant to paragraph (1) 3, an identification method without using the users’ resident registration numbers (hereinafter referred to as "alternative means") shall be provided. <Amended on Feb. 4, 2020>[This Article Wholly Amended on Feb. 17, 2012]