Stian Kristoffersen
Lead Security Engineer at Telenor
Oslo, Norway
Summary
🤩
Rockstar🎓
Top SchoolStian Kristoffersen is a Lead Security Engineer with 11 years of hands-on experience designing and securing cloud-native infrastructure and applications, now based in Oslo. With a Master’s in Industrial Mathematics, he combines rigorous analytical thinking with practical engineering, shaping security programs at organizations from startups to large enterprises like Telenor, Schibsted and Norges Bank Investment Management. He has a track record of building cloud data platforms, founding and open-sourcing a secret manager for AWS, and leading security for mission-critical banking and retail platforms. Comfortable moving between hands-on implementation and strategic leadership, he has also spoken publicly on the security of machine learning—bridging data, cloud and application security. Known for starting impactful projects (Strongbox) and mentoring engineers, he delivers pragmatic, auditable solutions that scale across complex public-cloud environments.
11 years of coding experience
10 years of employment as a software developer
Norwegian University of Science and Technology
Github Skills (21)
secret-management10
java10
secrets-manager10
aws10
serverless10
artifactory9
pypi9
vulcan9
npm8
security-vulnerability6
database6
security6
package-repository5
python5
doh4
Programming languages (3)
Github contributions (5)
schibsted/strongbox
Sep 2017 - May 2021
A secret manager for AWS
Contributions:1 review, 67 commits, 123 PRs in 3 years 8 months
awssecrets-managerjavasecret-managementpassword
schibsted/artishock
Mar 2021 - Jan 2022
A tool to investigate Dependency Confusion in Artifactory
Contributions:1 release, 9 reviews, 8 commits in 10 months
artifactorydependency-confusionconfusion-detectionnpmpypi
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