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Quantitative Finance · Glossaire

Qu'est-ce que « Multi-factor authentication » ?

Definition 29.3 Research, Data and Risk Platforms · Chapitre 29 — Security

Multi-factor authentication requires more than one distinct kind of authentication factor — something one knows, has or is — before access; NIST’s current guidance requires, at its middle assurance level, two distinct factors and the offer of a phishing-resistant one.

rolefirst permissionsecond permission
developermerge codedeploy to production
head of deskpropose parametersapprove parameters
operationscreate paymentsrelease payments
site reliabilitycreate venue keyswithdraw from wallets
tradersubmit ordersamend trades
Table 29.1. The five roles that, before the fix, held both halves of a segregation-of-duties constraint on their own. Through them and through three researchers who were also risk managers, 60 of the 100 people held a toxic combination; after splitting the roles, adding a release manager and removing the second roles, none do.
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