It's the use of the word 'troll' that is the problem. This article explains my thoughts exactly;
https://www.independent.co.uk/voices/comment/once-we-ve-decided-what-troll-then-we-can-work-out-if-they-need-jailing-9806761.html
It isn't really difficult; the mechanism is already in place ~ it just seems there is a reluctance to use it. It isn't about a name ~ it is about a behaviour and morality, in my opinion.
Communications Act 2003 - Sending a malicious communication using social media was made a criminal offence.
- It was declared an offence to "persistently make use of a public electronic communications network for the purpose of causing annoyance, inconvenience or needless anxiety".
Malicious communicationsOn 19 December 2012, to strike a balance between freedom of speech and criminality, the Director of Public Prosecutions issued interim guidelines, clarifying when social messaging is eligible for criminal prosecution under UK law. Only communications that are credible threats of violence, harassment, or stalking
- Stalking is unwanted and/or repeated surveillance by an individual or group toward another person. Stalking behaviors are interrelated to harassment and intimidation and may include following the victim in person or monitoring them. The term stalking is used with some differing definitions in psychiatry and psychology, as well as in some legal jurisdictions as a term for a criminal offense.(such as aggressive Internet trolling
- In Internet slang, a troll is a person who starts flame wars or intentionally upsets people on the Internet by posting inflammatory and digressive, extraneous, or off-topic messages in an online community with the intent of provoking readers into displaying emotional responses and normalizing tangential discussion, either for the troll's amusement or a specific gain.) which specifically targets an individual or individuals, or breaches a court order designed to protect someone (such as those protecting the identity of a victim of a sexual offence) will be prosecuted.
https://en.wikipedia.org/wiki/Communications_Act_2003