Rolf Vreijdenberger
Security Strategy And Policy Advisor At KPN CISO
Breda, North Brabant, Netherlands
Summary
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SeniorRolf Vreijdenberger is a seasoned information security and software professional with 13 years of experience at KPN where he progressed from software engineer and architect roles into strategic security leadership as Security Strategy and Policy Advisor for the CISO office. He blends hands-on engineering (DevOps, platform and application architecture) with security consulting and policy work, enabling secure delivery across both consumer and enterprise domains. His background includes founding a digital agency, teaching university courses in programming, and freelancing—evidence of strong communication and mentorship skills alongside technical depth. Based in Breda, he’s known for turning complex operational and security requirements into practical, auditable solutions that scale across large telecom environments.
13 years of coding experience
22 years of employment as a software developer
Github Skills (128)
python10
zap10
iot10
raspberry-pi10
alarm9
mqtt9
raml9
pdo9
home-automation9
security9
keyboard-events9
state-machine9
automation9
home-assistant9
logger9
Programming languages (10)
Github contributions (5)
rolfvreijdenberger/json-response-schema
Oct 2015 - Mar 2017
Contributions:23 commits, 22 pushes, 1 branch in 1 year 5 months
rolfvreijdenberger/dotfiles
Aug 2017 - Dec 2021
Contributions:51 commits, 51 pushes, 1 branch in 4 years 4 months
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