Is Online Trolling Illegal in the UK? Your Legal Options Explained

Online trolling ranges from irritating but harmless provocation to sustained, targeted abuse that can destroy reputations and cause serious psychological harm. When trolling crosses legal lines, UK law provides several avenues for protection and redress.

When Is Trolling Illegal?

Not all trolling is illegal. Expressing unpopular opinions, being rude, or engaging in heated online debate — while unpleasant — is generally protected by freedom of expression. Trolling becomes illegal when it involves:

• Harassment: A course of conduct (at least two occasions) that causes alarm or distress — criminal under the Protection from Harassment Act 1997
• Malicious communications: Sending messages that are grossly offensive, threatening, or knowingly false — criminal under the Malicious Communications Act 1988
• Defamation: Publishing false statements of fact that cause serious harm to reputation
• Threats: Sending communications conveying threats of serious harm — criminal under the Online Safety Act 2023
• Stalking: Monitoring, contacting, or publishing material about someone in a way that causes fear or serious distress

Criminal Offences

Several criminal offences may apply to online trolling:

• Section 1, Malicious Communications Act 1988: Up to 2 years' imprisonment for sending grossly offensive, threatening, or knowingly false communications
• Section 127, Communications Act 2003: Up to 6 months for grossly offensive messages via public electronic communications
• Sections 2 and 4, Protection from Harassment Act 1997: Up to 10 years for putting someone in fear of violence through a course of conduct
• Section 179, Online Safety Act 2023: Sending knowingly false communications intended to cause non-trivial harm

To report criminal trolling, contact your local police or report online at police.uk. For immediate threats, call 999.

Civil Remedies

Civil law provides remedies that criminal prosecution does not:

• Injunctions: Court orders requiring the troll to stop the abusive conduct. Breach is a criminal offence carrying up to 5 years' imprisonment
• Damages: Financial compensation for harm caused, including emotional distress and reputational damage
• Content removal: Court orders requiring platforms to remove content
• Identification orders: Norwich Pharmacal orders to unmask anonymous trolls

Identifying Anonymous Trolls

Anonymity is the troll's shield, but UK law provides tools to pierce it:

• Norwich Pharmacal orders: Courts can order platforms to disclose IP addresses, email addresses, and other identifying information
• Police investigation: Law enforcement can compel disclosure as part of criminal investigations
• Platform cooperation: Many platforms voluntarily cooperate with legal requests, particularly where the conduct involves threats or harassment

Once identified, the troll can be pursued through both criminal and civil channels.

Platform Reporting

All major platforms have reporting mechanisms for abusive content. While platform action (account suspension, content removal) is not a substitute for legal remedies, it can provide immediate relief:

• Report each abusive post or message through the platform's reporting tools
• Request a review if the initial report is rejected
• Escalate through the platform's legal or law enforcement channels if necessary
• Under the Online Safety Act, platforms now have stronger duties to act on reports of illegal content

Practical Steps If You're Being Trolled

1. Don't engage: Responding often escalates the situation and provides the troll with the reaction they seek
2. Document everything: Screenshot every post, message, and interaction with timestamps and URLs
3. Report to the platform: Use reporting tools to request removal and account action
4. Report to police: If the trolling involves threats, harassment, or grossly offensive content
5. Seek legal advice: A solicitor can advise on injunctions, identification orders, and claims for damages
6. Seek support: Organisations like the Cybersmile Foundation and Victim Support offer help for targets of online abuse

Our online defamation and harassment team has extensive experience dealing with trolling across all major platforms. Contact us for a free case evaluation.