Advice and guidance

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Social Engineering Guidance

This guide explains how criminals manipulate people – rather than systems – to gain access to information or control. It explores common tactics like impersonation, urgency and exploitation of trust and then provides practical steps for recognising and resisting such attacks.

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NCSC Blogs

Insight into the thoughts, good practice and stories from across the NCSC and its partners.

Individuals & Families

The NCSC’s cyber security advice to protect you and your family, and the technology you rely on.

SIM Swap Guidance

This guide explains how criminals can hijack your mobile phone number by tricking your provider into switching your service to a SIM card under their control. Once they have your number, they can intercept calls and texts – including the […]

Cyber Incident Response Toolkit

Resources to help organisations plan and respond effectively to cyber incidents.

Cyber Security and IoT

A guide explaining why Internet of Things devices must be secure by design

Reports and Advisories

The NCSC’s response, reports and advisories on cyber security matters affecting the UK.