![WASHINGTON, DC - FEB 06: The Darktrace cybersecurity software demonstration showed how a global problem (instrusion) can start with just one employee's work station. Jim Penrose is a former NSA employee who is now part of Darktrace, a cybersecurity software company that is opening up an office in Washington, D.C. (Photo by Michael S. Williamson/The Washington Post via Getty Images](https://thenational-the-national-prod.cdn.arcpublishing.com/resizer/v2/DS7VWNXPYD4ZNY4GMINV2ZH7FI.jpg?smart=true&auth=611b79d36b20fec1e94b69c761627a23a0d5407d06caa1e0503078a459d6dca2&width=400&height=225)
Darktrace, which uses AI to detect and respond to cyber threats, is expected to value the company at about $3bn to $4bn. Getty Images
Darktrace, which uses AI to detect and respond to cyber threats, is expected to value the company at about $3bn to $4bn. Getty Images
British cyber security group Darktrace plans London IPO
Listing will be the first flotation on the London Stock Exchange since Deliveroo flop