October 20258 min
How a Lobby QR Code Gave Me 1,600 Employee Names… and more
An interesting discovery in Verkada's Visitor Management System
Read more
PORTFOLIO / 2025
Charlie Kelly
You'll usually find me drinking coffee or building something, occasionally both at the same time. I do fun things like PhishDeck, DefendLabs, BSides Cheltenham and the Hack The Box UK Meetup.
Available for consulting
Cheltenham, UK
CURRENTLY
Principal Security Analyst
Stripe OLT
FOCUS AREAS
Incident ResponseDigital ForensicsDefensive EngineeringOSINTThreat HuntingThreat IntelligenceAdversary Simulation
Recent Experience
2021 — 2025
2025
Principal Security Analyst
Stripe OLT
Providing technical leadership for the analyst team while driving security maturity projects.
DefenderSentinelKQL
2023
Senior Security Analyst
CrowdStrike
Delivered 24/7 Managed Detection & Response as part of the Falcon Complete team.
FalconNG-SIEMLogScale
2021
Cyber Security Analyst
Microsoft
Responded to internal incidents and external abuse across the Microsoft Azure platform.
DefenderSentinelKQL
Projects
PhishDeck
Launch automated phishing simulations with ease, gain insight into your user behaviour, and build resilience amongst your workforce.
Phishing SimulationsOnline
DefendLabs
Hands-on training with authentic incidents in realistic Microsoft Defender environments. Prepare your team for real-world threats.
Defensive TrainingOnline
BSides Cheltenham
The Cheltenham instalment of BSides - a community-driven event for information security community members.
Community MeetupIn Person
Hack The Box Meetup
Free training and community spirit — everything is open and accessible to everyone.
Community MeetupIn Person
Let's Connect
Always interested in new opportunities, collaborations, and conversations about security and technology.