• Home
  • Latest
  • Fortune 500
  • Finance
  • Tech
  • Leadership
  • Lifestyle
  • Rankings
  • Multimedia
LeadershipUnited Kingdom

Britain Carried Out a Major Cyber-Attack Against ISIS in 2017

By
Bloomberg
Bloomberg
and
Wilder Davies
Wilder Davies
Down Arrow Button Icon
By
Bloomberg
Bloomberg
and
Wilder Davies
Wilder Davies
Down Arrow Button Icon
April 12, 2018, 10:19 AM ET

Britain carried out its first major cyber-attack in 2017, disrupting ISIS’s communications and propaganda infrastructure for much of the year, one of Britain’s intelligence chiefs has revealed.

Jeremy Fleming, the director of GCHQ, which is better known for its communications interception work, said his agency had worked with the Ministry of Defence to make “a significant contribution to coalition efforts” against the al-Qaeda splinter group. He said that as well as making it “almost impossible” for the group to spread its message, the attack had protected forces on the battlefield.

“This is the first time the U.K. has systematically and persistently degraded anadversary’s online efforts as part of a wider military campaign,” Fleming told a cybersecurity conference in Manchester, England, “Did it work? I think it did.”

He said other operations might “look to deny service, disrupt a specific online activity, deter an individual or a group, or perhaps destroy equipment and networks.”

Fleming’s speech returned several times to threats from Russia, a state that he said was “not playing to the same rules.” The use of a nerve agent against former double agent Sergei Skripal, he said, “demonstrates how reckless Russia is prepared to be, how little the Kremlin cares for the international rules-based order.”

Russia “widely uses its cyber capabilities,” Fleming said, “blurring the boundaries between criminal and state activity” and deploying “industrial-scale disinformation to sway public opinion.”

About the Authors
By Bloomberg
See full bioRight Arrow Button Icon
By Wilder Davies
See full bioRight Arrow Button Icon

Latest in Leadership

Finance
Lorem ipsum dolor sit amet, consectetur adipiscing elit, sed do eiusmod tempor incididunt ut labore et dolore magna aliqua. Ut enim ad minim veniam
By Fortune Editors
October 20, 2025
Finance
Lorem ipsum dolor sit amet, consectetur adipiscing elit, sed do eiusmod tempor incididunt ut labore et dolore magna aliqua. Ut enim ad minim veniam
By Fortune Editors
October 20, 2025
Finance
Lorem ipsum dolor sit amet, consectetur adipiscing elit, sed do eiusmod tempor incididunt ut labore et dolore magna aliqua. Ut enim ad minim veniam
By Fortune Editors
October 20, 2025
Finance
Lorem ipsum dolor sit amet, consectetur adipiscing elit, sed do eiusmod tempor incididunt ut labore et dolore magna aliqua. Ut enim ad minim veniam
By Fortune Editors
October 20, 2025
Finance
Lorem ipsum dolor sit amet, consectetur adipiscing elit, sed do eiusmod tempor incididunt ut labore et dolore magna aliqua. Ut enim ad minim veniam
By Fortune Editors
October 20, 2025
Finance
Lorem ipsum dolor sit amet, consectetur adipiscing elit, sed do eiusmod tempor incididunt ut labore et dolore magna aliqua. Ut enim ad minim veniam
By Fortune Editors
October 20, 2025

Most Popular

Finance
Lorem ipsum dolor sit amet, consectetur adipiscing elit, sed do eiusmod tempor incididunt ut labore et dolore magna aliqua. Ut enim ad minim veniam
By Fortune Editors
October 20, 2025
Finance
Lorem ipsum dolor sit amet, consectetur adipiscing elit, sed do eiusmod tempor incididunt ut labore et dolore magna aliqua. Ut enim ad minim veniam
By Fortune Editors
October 20, 2025
Finance
Lorem ipsum dolor sit amet, consectetur adipiscing elit, sed do eiusmod tempor incididunt ut labore et dolore magna aliqua. Ut enim ad minim veniam
By Fortune Editors
October 20, 2025
Finance
Lorem ipsum dolor sit amet, consectetur adipiscing elit, sed do eiusmod tempor incididunt ut labore et dolore magna aliqua. Ut enim ad minim veniam
By Fortune Editors
October 20, 2025
Finance
Lorem ipsum dolor sit amet, consectetur adipiscing elit, sed do eiusmod tempor incididunt ut labore et dolore magna aliqua. Ut enim ad minim veniam
By Fortune Editors
October 20, 2025
Finance
Lorem ipsum dolor sit amet, consectetur adipiscing elit, sed do eiusmod tempor incididunt ut labore et dolore magna aliqua. Ut enim ad minim veniam
By Fortune Editors
October 20, 2025
Fortune Secondary Logo
Rankings
  • 100 Best Companies
  • Fortune 500
  • Global 500
  • Fortune 500 Europe
  • Most Powerful Women
  • Future 50
  • World’s Most Admired Companies
  • See All Rankings
Sections
  • Finance
  • Fortune Crypto
  • Features
  • Leadership
  • Health
  • Commentary
  • Success
  • Retail
  • Mpw
  • Tech
  • Lifestyle
  • CEO Initiative
  • Asia
  • Politics
  • Conferences
  • Europe
  • Newsletters
  • Personal Finance
  • Environment
  • Magazine
  • Education
Customer Support
  • Frequently Asked Questions
  • Customer Service Portal
  • Privacy Policy
  • Terms Of Use
  • Single Issues For Purchase
  • International Print
Commercial Services
  • Advertising
  • Fortune Brand Studio
  • Fortune Analytics
  • Fortune Conferences
  • Business Development
  • Group Subscriptions
About Us
  • About Us
  • Editorial Calendar
  • Press Center
  • Work At Fortune
  • Diversity And Inclusion
  • Terms And Conditions
  • Site Map
  • About Us
  • Editorial Calendar
  • Press Center
  • Work At Fortune
  • Diversity And Inclusion
  • Terms And Conditions
  • Site Map
  • Facebook icon
  • Twitter icon
  • LinkedIn icon
  • Instagram icon
  • Pinterest icon

Latest in Leadership

SuccessFour day work week
Covid gave us hybrid work. The Iran War might give us a four-day week—and this time, experts say it could stick
By Orianna Rosa RoyleMarch 21, 2026
2 hours ago
gen z
CommentaryCareers
The entry-level job market is the worst it’s been in 37 years. Stop blaming Gen Z
By Janelle Jones and Nia LawMarch 21, 2026
2 hours ago
A woman looks frustrated a computer
AIWomen
Women are avoiding the very technology that threatens them most, as expert warns of a ‘two-tiered AI economy’ approaching
By Jacqueline MunisMarch 21, 2026
3 hours ago
AsiaPepsiCo
Three Asias, three different playbooks: How PepsiCo’s Anne Tse views the world’s fastest-growing snack market
By Nicholas GordonMarch 20, 2026
15 hours ago
cesar
PoliticsCalifornia
Gavin Newsom supports renaming Cezar Chavez day after bombshell abuse allegations
By Trân Nguyễn, Haven Daley, John Seewer and The Associated PressMarch 20, 2026
16 hours ago
suburbs
Real EstateGen Z
Gen Z can’t afford a house. Some parents are choosing to fund their down payments over their college funds
By Jake AngeloMarch 20, 2026
17 hours ago

© 2026 Fortune Media IP Limited. All Rights Reserved. Use of this site constitutes acceptance of our Terms of Use and Privacy Policy | CA Notice at Collection and Privacy Notice | Do Not Sell/Share My Personal Information
FORTUNE is a trademark of Fortune Media IP Limited, registered in the U.S. and other countries. FORTUNE may receive compensation for some links to products and services on this website. Offers may be subject to change without notice.