Willow A5.7

When not using multi-factor authentication, which option are you using to protect your external service from brute force attacks?

Section A5: Secure Configuration  ·  Cyber Essentials Willow

Danzell clarified that this question applies specifically to the password-only scenario where MFA is not in use.

What this question is really asking

If you are not using MFA for external services, describe how passwords are managed and enforced. The minimum requirements are at least eight characters, no common passwords, and no default passwords. Technical enforcement via a directory policy or password manager configuration is expected — a written policy alone is not sufficient evidence.

What satisfies this requirement

A Throttling (no more than 10 guesses in 5 minutes)
B Account lockout after 10 attempts
C None of the above. If vendor doesn't allow configuration, use vendor default
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What to prepare before your assessor visit

If you are relying on password-only access for any external service, prepare to demonstrate technical enforcement. That means Active Directory password policy screenshots, Azure AD conditional access rules, or MDM profiles — not a policy document that says 'passwords must be at least 12 characters'. Assessors have seen too many policy documents that bear no relation to what is actually configured in the systems they describe.

How this question sits across CE versions

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When not using multi-factor authentication, which option are you using to protect your external service from brute force attacks?
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When not using multi-factor authentication, which option are you using to protect your external service from brute force attacks?
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When not using multi-factor authentication, which option are you using to protect your external service from brute force attacks?

Related policy templates

Getting certified means having documentation to back it up. These policy templates cover the controls this question tests.

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