Security officer
Start with Vagtens Grundbog if you want a practical introduction to everyday guarding. It covers common duties, communication, reporting and working professionally. Written in Danish.
Explore Vagtens GrundbogI have worked in security since 2012, from frontline guarding to regional security operations management. These books bring together practical experience and the knowledge I have gathered along the way. Choose a subject below and find the format that suits you.

Start with the responsibilities you have today—or the role you are working towards. These three routes help you choose a first read.
Start with Vagtens Grundbog if you want a practical introduction to everyday guarding. It covers common duties, communication, reporting and working professionally. Written in Danish.
Explore Vagtens GrundbogStart with The Modern Security Manager for a management perspective on operations, leadership, incidents and stakeholder alignment. Then explore human risk or AI security according to your responsibilities.
Explore The Modern Security ManagerStart with Data Center Security Operations Management for an introduction to physical protection, access management and real-world operations in data center environments.
Explore Data Center Security Operations ManagementStart with the subject that matches your role: everyday officer duties, leading a security function, or protecting data centers and critical infrastructure.

A practical guide to understanding and managing human risk in modern organizations. This book explores insider threats, behavior-driven security, and how to build a security culture that actually works.
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A practical guide to critical infrastructure security and resilience. Thomas Lauridsen explores physical protection, human risks, incident response, and crisis management, offering actionable insights for protecting essential services.
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Vagtens Grundbog er en praktisk guide til professionelt vagtarbejde. Med konkrete eksempler, gode råd og tjeklister gennemgår bogen de vigtigste vagtfunktioner, sikkerhedsprocedurer og hverdagens udfordringer. For både nye og erfarne vagter.
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A practical guide to modern hybrid threats, physical security, and critical infrastructure resilience. Learn how to prevent, detect, and respond to emerging threats while protecting essential services and maintaining operational continuity.
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A practical guide to understanding and securing AI in modern organizations, covering security operations, governance and risk management.
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This Data Center Security Operations Management book provides a practical introduction to securing modern data center environments. The book explores key principles, operational frameworks, and real-world challenges.
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The Modern Security Manager is a practical, no-nonsense playbook for professionals stepping into - or growing within security management roles, built on real-world experience.
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