Recapitulation

2025 was the second iteration of the Open Security Conference, and it was an even bigger success with 39 participants. That’s been a growth of 95% since the first conference 2024. This shows us that you liked the format and the content of the conference. Therefore, there will be an osco 2026 next year.

Thank you all for making osco 2025 a success!

Key Highlights from osco 2025

Here is a quick overview of the sessions and events that took place during the conference.

stuff

cool keynote
other cool keynote

other stuff

hacking gadgets
other cool stuff

Gallery

Here are some pictures from the conference to give you an idea of what it was like.

The picture shows the session board of one of the conference days showing a variety of sessions. From neurodiversity to Windows security to hacking 'toys'.

The picture shows three happy people in front of the buffet with great food. They are pointing at a plate.

The picture shows aa scene from the keynote 'History repeating itself'. Bianca, the speaker, is talking in the front. In the background is one page of the presentation on the screen. It reads 'Security mistakes throughout history + put all their mitigations together ≠ better security over time. Sadly not'.

The picture shows aa scene from the keynote 'building appsec program from scratch'. Mireia, the speaker, is talking in the front. In the background is the title page of the presentation on the screen.

The picture shows part of a presentation. A person in a black hoody with print is in the right part of the picture. Next to hin is the screen with a digital footprint and the text 'beware what you share online'.

The picture shows two of our organizers in front of the planning board. They are laughing.

A flipchart with a concept drawing of the osco values. Cybersecurity 4 all. Inclusion. Community Driven.

The picture shows part of a presentation. The person behind the laptop has some hacking gadgets at the table. In the background is the screen with some open git repositories.

The picture shows a person sitting on the floor. They are holding a Flipper Zero.

A person with glasses explaining a presentation about deception stands behind desk. In the background is a presentation on the wall with a schema of an intrusion scenario.

A flipchart with a concept drawing of a marketplace of an open space conference.

The picture shows the osco sign out of acrylic glass. It is in rainbow mode so it is in all the rainbow colors. The sign stands behind the glass front of the building that reflects the beautiful scenery.

The picture shows the first five values of open space.

The picture shows the schedule in the hallway.

The picture shows the announcement of the keynote of Mireia by one of the organizers with a star trek T-shirt.