The pro-Islamic State (IS) United Cyber Caliphate (UCC) hacking group released a video message threatening the U.S. and President Trump, along with a “kill list” of 8,786 names and addresses, commanding, “Kill them wherever you find them.”

The pro-Islamic State (IS) hackers known as the United Cyber Caliphate (UCC) posted a “kill list” of 8,318 purported names and personal addresses of civilians in 21 different countries, with a majority in the U.S., Canada, Australia, and the U.K., instructing supporters to “kill them strongly” as “revenge for Muslims.”

A group of pro-Islamic State (IS) hackers known as the Caliphate Cyber Army (CCA) defaced 35 websites of U.K.-based businesses, as part of their “#AbuHussainRevenge” campaign.

Members of the Anonymous hacking collective have started the hashtag campaign “OpDavidCameronsFacebook” on Twitter, targeting the UK Prime Minister’s page on Facebook with mass requests for removal using Facebook’s “Report” function.

Anbar Province of the Islamic State (IS) in Iraq claimed a suicide attack involving by British and Syrian fighters on barracks of the Iraqi army and Popular Mobilization in western Ramadi.

Anonymous claimed targeting the technical recruitment consultancy England Asssociates, releasing account information and CVs of several job seekers registered to the website, to serve as a warning against the effects of UK surveillance laws.

Islamic State (IS)-linked hackers, formerly known as the Islamic Cyber Army, have released the alleged personal information of British Army soldiers and defaced several British websites following their recent threat to perform cyber attacks on Britain.

The LizardSquad hacking group took down the website for the UK National Crime Agency (NCA) with a DDoS attack.

A Pro-Islamic State (IS) hacker calling himself “Abdellah Elmaghribi” has defaced 14 government-hosted UK and Italian websites.

An Islamic State (IS)-supporting account on Twitter warned of violent response to anti-Islamic sentiments and action in the U.K.

The Anonymous hacking collective claimed to have attacked the website of South East England Councils (SEEC) and leaked user login credentials on a pasting site.

On April 12, 2015, the “Islamic State Hacking Division” (ISHD) targeted the British news site Huffington Post, and defaced the biography section of two blog contributers with angry messages against the “disbelievers.”

An alleged pro Islamic State hacking group using the alias “Islamic State Cyber Army” claimed to have targeted 35 British websites in a defacement attack.

The British division of the Anonymous hacking collective published announcing “Operation Occupy BBC” and promoting a demonstration planned for December 23, 2014 outside of the British Broadcasting Corporation (BBC) buildings.

 As part of an anti-surveillance campaign, that was scheduled for the end of August 2014 and targets the National Security Agency (NSA) and Government Communications Headquarters (GCHQ), the Anonymous hacking collective and LulzBoat have targeted and disrupted various British intelligence agencies.