This indicates an attempt to access NCSoft games.
NCSoft is a South Korean video game developer. This signature covers some of the games from NCSoft that uses the same login protocol - Lineage and Aion. Lineage is a MMORPG for Windows. Players are given up to 7 characters per account. Game play is based on a castle siege system. PvP combat is allowed in Lineage.
Aion is a massively multiplayer online role-playing game developed by NCsoft. It combines both player vs player and player vs enemy in a fantasy game environment.