--- title: Data Loss Prevention Guide | Free eBook | TSC description: Learn why data loss prevention is everyone's responsibility, not just IT's, and how to reduce breach risk. image: https://thesecuritycompany.com/hubfs/data-loss-prevention-guide-ebook.webp --- [Skip to content](https://thesecuritycompany.com/blog/guide-data-loss-prevention-ebook#main-content) [![TSC Logo large](https://thesecuritycompany.com/hs-fs/hubfs/TSC%20Logo%20large.png?width=95&height=78&name=TSC%20Logo%20large.png)](https://thesecuritycompany.com/) - [Human Risk Platform](https://thesecuritycompany.com/tscs-human-risk-management-platform) - [Products & Services](https://thesecuritycompany.com/productsandservices) - [Success Stories](https://thesecuritycompany.com/success-stories) - [Resources](https://thesecuritycompany.com/our-resources) - [Blog](https://thesecuritycompany.com/blog) [Book a demo](https://thesecuritycompany.com/contact-us) ![Search icon](https://5018647.fs1.hubspotusercontent-na1.net/hubfs/5018647/Design/Icons/Font%20Awesome/search.svg) [Book a demo](https://thesecuritycompany.com/contact-us) [All posts](https://thesecuritycompany.com/blog/all) July 22, 2026 # Your guide to Data Loss Prevention (DLP)   The Security Company  ·  2 minute read ![Digital data streams with upward arrows, representing Data Loss Prevention, secure data handling and cyber security awareness training.](https://thesecuritycompany.com/hs-fs/hubfs/data-loss-prevention-guide-ebook.webp?width=1920&height=1080&name=data-loss-prevention-guide-ebook.webp) Learn how Data Loss Prevention helps employees protect sensitive data, reduce breach risk, prevent accidental exposure and build safer everyday data handling habits. ## Data Loss Prevention is everyone's responsibility, not just IT's A data breach costs organisations an average of $4.88 million. The impact goes far beyond the immediate financial cost, with lost revenue, operational downtime, regulatory fines, investigation costs, customer loss and lasting reputational damage all creating long-term consequences. Data loss can happen through cyber attack, human error, accidental exposure, misconfiguration, insider threats, physical theft or poor data handling. Every employee has a role to play in preventing it. This eBook explains the full spectrum of Data Loss Prevention (DLP) risk and how to build a practical, people-first data protection culture. It covers personal data, sensitive personal data, commercially sensitive information, GDPR obligations, breach reporting, digital and physical data loss, the data lifecycle, information classification and secure working habits. Essential reading for organisations looking to reduce data breach risk, improve data protection awareness and help employees handle sensitive information safely. **In this free eBook, you'll discover:** What Data Loss Prevention is and why a people-first approach is essential The most common causes of data loss: cyber attack, human error and physical theft How data is stored and shared across organisations and where it is most at risk The true financial and reputational cost of a data breach, including regulatory fines Organisation's regulatory obligations around data protection and breach reporting Practical DLP strategies and secure behaviours that every employee can apply How to handle sensitive data, from hard-copy documents to cloud-based files Building a data protection culture that drives behaviour change, not just compliance --- ### Help your people protect sensitive data TSC helps organisations strengthen Data Loss Prevention through practical security awareness training that shows employees how data is lost, where sensitive information is most at risk, and what behaviours reduce accidental exposure, cyber attacks, insider threats and compliance failures. [View eBook](https://thesecuritycompany.com/hubfs/TSC_Data-Loss-Prevention-eBook_22-TE.pdf) [Book eLearning demo](https://thesecuritycompany.com/contact-us) --- ## Data Loss Prevention FAQ ### What is Data Loss Prevention? Data Loss Prevention (DLP) is the process of protecting sensitive information from being lost, stolen, misused, accidentally exposed or accessed by unauthorised people. It includes policies, technology, employee awareness and secure behaviours that help protect personal data, commercially sensitive data and confidential business information. ### What are the main causes of data loss? The main causes of data loss include phishing, malware, ransomware, system intrusion, misconfiguration, accidental disclosure, insider threats, weak access controls, lost devices, unsecured documents and poor handling of sensitive data across email, cloud services, USB drives, messaging apps and physical files. ### How can employees help prevent data loss? Employees can help prevent data loss by following data protection policies, classifying information correctly, using secure storage and sharing methods, checking recipients before sending emails, locking screens, protecting passwords, avoiding unauthorised devices or cloud services, reporting incidents quickly and handling sensitive data according to the data lifecycle. --- ## Related pages [Human Risk Platform](https://thesecuritycompany.com/tscs-human-risk-management-platform) [Products & Services](https://thesecuritycompany.com/productsandservices) ## Related posts [![](https://thesecuritycompany.com/hubfs/Cyber%20security%20training-1.webp)](https://thesecuritycompany.com/blog/who-needs-cyber-security-training) [ARTICLE](https://thesecuritycompany.com/blog/tag/article) ### [Who needs cyber security training?](https://thesecuritycompany.com/blog/who-needs-cyber-security-training) [![](https://thesecuritycompany.com/hubfs/Cyber%20security%20culture-1.webp)](https://thesecuritycompany.com/blog/10-reasons-why-creating-a-cyber-security-culture-is-so-important) [ARTICLE](https://thesecuritycompany.com/blog/tag/article) ### [10 reasons why creating a cyber security culture is so important](https://thesecuritycompany.com/blog/10-reasons-why-creating-a-cyber-security-culture-is-so-important) [![](https://thesecuritycompany.com/hubfs/security-culture-where-to-start-webinar-1.webp)](https://thesecuritycompany.com/blog/security-culture-where-do-you-start-webinar) [WEBINAR](https://thesecuritycompany.com/blog/tag/webinar) ### [Security Culture: Where do you start](https://thesecuritycompany.com/blog/security-culture-where-do-you-start-webinar) ![](https://thesecuritycompany.com/hs-fs/hubfs/bug.webp?width=80&height=80&name=bug.webp) ![](https://thesecuritycompany.com/hs-fs/hubfs/bug_white.webp?width=80&height=80&name=bug_white.webp) Go further with emerging threat intelligence, expert analysis and guidance [![TSC White Logo large](https://thesecuritycompany.com/hs-fs/hubfs/TSC%20White%20Logo%20large.webp?width=100&height=82&name=TSC%20White%20Logo%20large.webp "TSC White Logo large")](https://thesecuritycompany.com/) **©** The Security Company (International) Limited 2026 Office One, 1 Coldbath Square, London, EC1R 5HL, UK Company registration No: 03703393 VAT No: 385 8337 51 [linkedin-in icon](https://uk.linkedin.com/company/thesecurityco) [Home](https://thesecuritycompany.com) [Human Risk Platform](https://thesecuritycompany.com/tscs-human-risk-management-platform) **[Products & Services](https://thesecuritycompany.com/productsandservices)** [Contact us](https://thesecuritycompany.com/contact-us) [Privacy &](https://thesecuritycompany.com/tsc-policies)[Cookie Policies](https://thesecuritycompany.com/tsc-policies) [Terms & Conditions](https://thesecuritycompany.com/tsc-policies) **Resources** - 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