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The UK Data Service Handbook on Statistical Disclosure Control for outputs is publicly available - https://ukdataservice.ac.uk/app/uploads/thf_datareport_aw_web.pdf
Statistical Disclosure Control: A Practice Guide https://readthedocs.org/projects/sdcpractice/downloads/pdf/latest/
The Office for National Statistics https://www.ons.gov.uk/file?uri=/aboutus/whatwedo/statistics/requestingstatistics/secureresearchservice/gettingyourresearchoutputsapproved/srsoutputcheckingguidance.pdf
The Office for National Statistics Safe Researcher Ttraining Training course delivered by Scottish Centre for Administrative Data Research has an extensive section on SDC and how to create safe outputs
UK TRE Community Glossary https://docs.google.com/spreadsheets/d/1qublBBkpYpNgwKm5HPFD1F7WPvaYaBpY/edit#gid=1421062944
Further reading around the Five Safes can be found at Research Data Scotland https://www.researchdata.scot/our-work/data-explainers/what-is-the-five-safes-framework/#:~:text=About%20the%20Five%20Safes%20framework,deliver%20controlled%20access%20to%20data
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