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Find out how accessible the GOV.UK app is and how to tell us about accessibility problems.
The UK government's design principles and examples of how they've been used.
Good Practice Guide (GPG) 45 helps you decide how to check someone's identity.
Information on the National Underground Asset Register (NUAR).
All public facing services which require users to prove their identity and login must use GOV.UK One Login.
The Technology Code of Practice is a set of criteria to help government design, build and buy technology.
The first Cloud Challenge Book from GDS sets out challenges across the UK cloud infrastructure, and invites industry partners to innovate at a national scale.
What data we collect from you when you use the GOV.UK app, what we do with your data, how long we keep it for, and how we protect it and keep it secure.
Learn how to publish accessible documents to meet the needs of all users under the accessibility regulations.
What to do if you get an email, text message or phone call from GOV.UK One Login that you were not expecting or think may be a scam or a hack.
Guidance for public sector organisations on how to use data and data-driven technologies responsibly.
How we've tested the accessibility of the GOV.UK ID Check app, issues we've found, and how you can report problems.
Sample accessibility statement for a fictional public sector website or app, including sample wording and guidance on what to include.
GOV.UK updated its brand guidelines in June 2025 to include details on implementing and extending the use of the brand into new contexts and channels.
This standard sets expectations for the management of digital, data and technology in government.
Guidance on handling sensitive information in IT.
The AI Insights series offers government departments and public sector organisations technical guidance on implementing AI solutions effectively, safely and securely.
Design, build and operate APIs in a consistent way
Learn how to check if your website or mobile app is accessible.
Tell users how accessible your website or mobile app is in your accessibility statement, based on recent testing.
Do not include personal or financial information like your National Insurance number or credit card details.
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