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Guides
Plain guides to the work we do.
Plain guides to due diligence checks and technical surveillance countermeasures: what they cover, how they are carried out, and what they cannot show.
- How a due diligence check works, UKWhat a due diligence check covers, which public records and sources it uses, how findings are weighed, and what the report should say.Read the guide
- What a TSCM sweep can and cannot showWhat a technical surveillance countermeasures sweep checks, how it is carried out, what it cannot prove, and when a space is worth sweeping.Read the guide