Corero Network Security PlcLSE: CNS

Posting of Annual Report & Notice of AGM

· Issued by Corero Network Security plc

23 May 2025

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Corero Network Security plc

("Corero," the "Company" or the "Group")

Posting of 2024 Annual Report and Accounts

 &

Notice of 2025 Annual General Meeting

Corero (AIM: CNS) (OTCQX: DDOSF), the distributed denial of service ("DDoS") protection specialists, announces that it has posted the Notice of its 2025 Annual General Meeting ("AGM") as well as its Annual Report and Accounts for the year ended 31 December 2024 to shareholders who requested hard copies.

The Annual Report and Accounts are also available on the Company's website: https://www.corero.com/about/investor-relations/financial-reports/

Further details regarding the AGM

The Company's 2025 AGM will be held at Vigo Consulting, 78-79 New Bond Street, London, W1S 1RZ, at 9.30 a.m. on Monday, 16 June 2025.

The AGM Notice may be found at the base of the Company's website page: https://www.corero.com/about/investor-relations/shareholder-information/

Corero is committed to engagement with its shareholders, and they are invited to submit questions relating to the business of the AGM at any time from the date of this announcement by email to investor_relations@corero.com. The Company will answer such questions via its website at https://www.corero.com/about/investor-relations/shareholder-information/ on a regular basis up until 9.00 a.m. on Monday, 16 June 2025.

Enquiries:

Corero Network Security plc

Tel: +44(0)20 7390 0230

Carl Herberger, Chief Executive Officer

Chris Goulden, Chief Financial Officer

Canaccord Genuity Limited (Nominated Adviser and Joint Broker)

Tel: +44(0)20 7523 8000

Simon Bridges / Andrew Potts / Harry Rees

Zeus Capital (Joint Broker)

Ben Robertson / Alexandra Campbell-Harris

Tel: +44(0)20 3829 5000

Vigo Consulting (Financial PR and Investor Relations)

Tel: +44(0)20 7390 0230

Jeremy Garcia / Kendall Hill / Anna Sutton

corero@vigoconsulting.com

Harbor Access (Investor Relations)

Jonathan Paterson

Tel: +1 475 477 9401

About Corero Network Security

Corero Network Security is a leading provider of DDoS protection solutions, delivering real-time, automated detection and mitigation with deep network visibility and analytics. Corero safeguards critical infrastructure across diverse deployment models-from inline to edge to hybrid cloud-and is currently developing CORE, an observability and resiliency ecosystem to unify defensive actions across the modern threat landscape. With operational centres in Marlborough, Massachusetts, USA, and Edinburgh, UK, Corero is headquartered in London and listed on the London Stock Exchange's AIM market (ticker: CNS) and the US OTCQX Market (OTCQX: DDOSF).

For more information, visit www.corero.com, and follow us on LinkedIn and X.