KEEPING your child safe online is a terrifying responsibility for parents. In a world of hashtags, acronyms and code words, it can be hard to know which warning signs to keep your eye out for. Keeping your child safe online can be a daunting taskGetty It’s difficult to keep up with the ever-changing dictionary of online slangGetty Netflix‘s new drama series, Adolescence, recently shone a light on the murky underbelly of online messaging.