Vine’s recent “sex scandal” became a nightmare for parent company Twitter after an adult video appeared in the app's "Editor's Picks" this week.
Twitter rushed to keep its younger users away from questionable content Tuesday, while Vine announced it had blocked searches for adult material.
Hashtags like #sex and #porn no longer turn up results.
The social network, currently valued at $9 billion, recently tuned up its photo capabilities to compete with Instagram and launched its video service, Vine, last week.
Vine lets users make and share six-second looped videos.