Four hundred and thirty of you turned up in Porto. Built and run entirely by volunteers, for the amazing Portuguese AppSec community, and friends. You rock.
Two days in Porto · September 23-24, 2026
registered attendees
travelled in from abroad
countries represented
proposals to an open Call for Papers, blind reviewed
sessions across two tracks, including two keynotes
hands-on workshops and one CTF, on the 23rd
Workshops on the 23rd, the main conference on the 24th
Two days of practical insight from experts working at the sharp end of application security.
Interactive sessions, hallway conversations and a room full of people solving the same problems you are.
It was a genuine pleasure to host this community. Thank you for showing up, asking hard questions, and sticking around for the CTF.
15 sessions, 4 workshops and a CTF
430 people from 19 countries, in one building.
56 talk proposals to an open, blind-reviewed Call for Papers
Every person who made this happen did it in their own time, for the community. Thank you, amazing team.
How the two days ran: workshops, keynotes and hacking in Porto
Senior Staff Security Engineer & Manager, Google Product Security
Head of Information Security, Numan
Cycubix LTD · ISC2 Certified Instructor · CISSP, CSSLP, CCSP
DevSecOps Expert · Full-stack Developer turned Security Specialist
Project Leader OWASP Juice Shop · Product Group Lead at Kuehne+Nagel · OWASP Lifetime Member
Security Research Lead at Char49 · IoT & Vulnerability Research Specialist
The 2026 edition was only possible because these organisations backed it.
Speaker Dinner Sponsor
Lanyard Sponsor
Join us in the beautiful city of Porto
Fundação António Cupertino de Miranda
Avenida da Boavista, 4245, 4100-140 Porto, Portugal
The Open Worldwide Application Security Project (OWASP) is a nonprofit foundation well-known for being a long-living group of security professionals and enthusiasts working together to improve applications' security.
AppSec Days Portugal 2026 brings together Portugal's AppSec community to share cutting-edge ideas and innovation. We're creating a top-tier, forward-thinking meetup for leaders, architects, developers and other AppSec minds.
Team from regional OWASP Chapters around Portugal
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OWASP Foundation
OWASP Foundation
Want to help run the next edition? We are always looking for volunteers.
