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ISO Standards
Implementation guides and clause-by-clause readings — not theory.
ISO Standards·18 min
Business Impact Analysis: a literature review of what actually works
Forty years of BIA research, three standards, and one uncomfortable finding: most organisations run the activity backwards — collecting RTOs as opinions instead of deriving them from quantified loss curves.
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ISO Standards·16 min
Why BCMS fails when nobody quantifies the cost of one bad day
A Monte Carlo simulation of a fictitious Telco shows the architecture was structurally incompatible with the business promise — 71% of scenarios breached the 8h RTO, median ALE USD 442K without treatment.
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ISO Standards·11 min
ISO 27001 Annex A.8 mapped to NIST CSF
A working crosswalk between Annex A.8 technological controls and the five NIST CSF functions, plus what auditors actually look for.
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