Advice and guidance

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Supply Chain Security Guidance

Proposing a series of 12 principles, designed to help you establish effective control and oversight of your supply chain.

Related resources

Little Book of Big Scams

This booklet outlines a number of the most common online frauds and scams.

Student online safety guide 2025

Police Scotland shares advice for students on how to stay safe online. Common frauds that students are experiencing today can range from the more recognisable face-to-face to those carried out by someone anonymously online. This guide will equip you with […]

Exercise in a box

Exercise in a box is an NCSC online tool which helps organisations find out how resilient they are to cyber-attacks and to help them practice their response. The service provides exercises, based around the main cyber threats which your organisation […]

Protective DNS for the private sector

Advice on the selection and deployment of protective Domain Name Systems (DNS).

Cyber Security Professionals

This guide is for those who are experts in cyber security.

Passwords & Two-Step Verification

This guide explains how to create strong, unique passwords (for example using three random words) and why you should never reuse passwords across accounts. It also introduces Two‑Step Verification (2SV) – also called Two‑Factor Authentication (2FA) – as a vital […]