September 15 - 16, 2022 | Dublin, Ireland + Virtual
View More Details & Registration Information
Note: The schedule is subject to change.

Please note all session times are listed in Irish Standard Time (IST), UTC +1.
To view the schedule at your preferred time, please choose your location on the right-hand navigation panel under ’Timezone.’

The Sched app allows you to build your schedule but is not a substitute for your event registration. You must be registered for Linux Security Summit Europe 2022 to participate in the sessions. If you have not registered but would like to join us, please go to the event registration page to purchase a registration.
Back To Schedule
Friday, September 16 • 15:35 - 16:20
Improving Unmodified Classic Application Confinement - John Johansen & Georgia Garcia, Canonical

Sign up or log in to save this to your schedule, view media, leave feedback and see who's attending!

Feedback form is now closed.
Canonical uses snap application sand boxing to improve application security. While applications can be rewritten or modified to use portals and other privilege separation there are many applications that need to be run from confinement without modification. This presentation will cover the set of techniques being used and/or experimented with to improve application confinement without over burdening the user. This includes a variety of different techniques from notifying notifying userspace to allow it to provide policy updates and a more nuanced response, application and file tagging, to providing better control over environment variables and dynamic policy composition.


John Johansen

Security Engineer, Canonical
John Johansen began working with open source software in the late 80s and began playing with Linux in 93. He completed a masters in mathematics at the University of Waterloo and the began working for Immunix doing compiler hardening, and then AppArmor. After Immunix was acquired by... Read More →

Georgia Garcia

Software Engineer, Canonical
Georgia is a software engineer working doing proactive security at Canonical.

Friday September 16, 2022 15:35 - 16:20 IST
Liffey A (Level 1)
  Refereed Presentations
  • Speaker Details In Person
  • Presentation Slides Attached Yes