ENA is a South Korean nationwide pay television network operated by SkyTV, a broadcasting subsidiary of KT SkyLife.

[1][2] ENA programming consists of television series and variety shows.

Initially launched as SkyHD in September 2003 as part of Skylife's channel lineup, its name was changed to HDOne in September 2007 and the channel started broadcasting on other cable TV providers.

[3][4] KT Corporation announced the channel rebrand in April 2022 with the aim of transforming it into a top brand in Korean pay television.

[2] ENA's highest-rated TV series is Extraordinary Attorney Woo, which premiered with a nationwide viewership rating of 0.9%, and recorded 17.534% nationwide audience share on its final episode, making it seventh highest rated drama in Korean cable television history at the time.