Top 5 Cyber Security Events In The UK (2025-26)

Pitch your startup and grow your network

6 min read

Cyber threats are evolving — and the UK’s cybersecurity ecosystem is responding fast. The 2025–2026 event calendar brings together startup founders, CISOs, ethical hackers, and security investors across key summits and tactical sessions.

Whether you’re focused on cloud resilience, threat detection, or regulatory compliance, these events — from London to Leeds — offer critical insight and connection in a field that never stands still.

Use the table below to explore UK cybersecurity events built for learning, pitching, and deal-making — plus tags showing where infosec VCs, buyers, and product teams will be attending.

🗓 Explore the table below for:

Security-specific events including conferences, CISO roundtables, and startup pitches
Topics like zero trust, encryption, threat modeling, SOC automation
When, where, and registration links at a glance
Signals for investor and enterprise buyer presence

👉 Looking for startup events in other sectors? Check out the full startup events calendar, or dive deeper into the cyber security landscape with our curated lists of cyber security investors and cyber security startups worth watching.

Most exciting Cyber Security Events 2025-26

Events (name, dates, topic, website, network with investors and startups)

Startup Event	When	Where	Topic	How Long	Grow your network
Cyber Leaders Summit	07/04/26	London	Cyber Security	2 days	Cyber Security Investors Cyber Security Startups
Cyber Leaders Summit	28/01/26	London	Cyber Security	1 day	Cyber Security Investors Cyber Security Startups
Risk Europe	12/11/25	Excel,London	Risk, Cyber Security	2 days	Cyber Security Investors Cyber Security Startups
Cyber Leaders Summit	03/11/25	Manchester	Cyber Security	2 days	Cyber Security Investors Cyber Security Startups
International Cyber Expo	30/09/25	Olympia,London	Cyber Security	2 days	Cyber Security Investors Cyber Security Startups