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Guide16 September 2026

How to Build a DORA - Compliant Login System

Decloak is an AI-powered web security intelligence platform that scans a site's HTTP/TLS posture, JavaScript, and third-party scripts to produce a report anyone can read. This guide is part of Decloak's library of practical, source-backed security guidance.

In this guide
  1. Key takeaways
  2. What does DORA require for login authentication?
  3. How can I implement phishing - resistant MFA?
  4. Which accounts need MFA under DORA?
  5. How should I separate privileged accounts?
  6. What access - control model satisfies DORA’s least - privilege rule?
  7. How do I meet the logging requirements?
  8. What is required for break - glass (emergency) accounts?
  9. How should cryptographic keys be managed?
  10. How does Decloak help verify my DORA login controls?
  11. What are the next steps?

Key takeaways

What does DORA require for login authentication?

DORA makes strong authentication a binding legal obligation and explicitly calls for cryptographic - key protection (Fact 1). The regulation translates this into mandatory multi - factor authentication for privileged users and any system that supports a critical or important function (Fact 2). Implementing phishing - resistant MFA such as FIDO2/WebAuthn satisfies the “relevant standards” reference (Fact 3).

How can I implement phishing - resistant MFA?

Deploy hardware security keys, platform authenticators or passkeys for all privileged accounts and any remote - access portal (Checklist Action 1). These factors are device - bound and cannot be intercepted by real - time phishing kits, meeting the regulation’s expectation (Fact 3). A simple comparison helps choose the right factor:

Factor typePhishing resistanceTypical user experienceExample implementations
Hardware security key (FIDO2)HighPlug - in or NFC tapYubiKey, Nitrokey
Platform authenticator (built - in)HighTouch/Face ID on deviceWindows Hello, Apple Passkey
Authenticator app (TOTP)MediumScan QR code, enter codeGoogle Authenticator
SMS/Email OTPLowReceive code via messageOften considered weak

Which accounts need MFA under DORA?

MFA must be enforced on all privileged accounts and on any system classified as “critical or important” after an ICT risk assessment (Fact 2). This includes admin consoles, privileged escalation tools and any service that can affect the entity’s operational resilience.

How should I separate privileged accounts?

Create dedicated admin accounts that are never used for ordinary email, browsing or other business activities (Fact 4). Assign these accounts solely to privileged tasks such as configuration changes, deployment or incident response. Keep them isolated from standard user credentials to reduce credential reuse risk.

What access - control model satisfies DORA’s least - privilege rule?

Implement role - based access control (RBAC) with a strict need - to - know policy (Fact 5). Review role assignments at least annually or whenever a role changes. Combine RBAC with Just - In - Time (JIT) elevation provided by a privileged - access - management (PAM) solution to grant temporary elevated rights only when required (Fact 6).

How do I meet the logging requirements?

Configure centralized logging that records user ID, authentication method, source IP, timestamp and the downstream action taken (Fact 7). Store logs in a tamper - evident system and retain them for a minimum of 12 months online and 5 years in archived storage (Fact 7). These logs serve as evidence for incident reporting under Articles 17 and 19 (Fact 8).

What is required for break - glass (emergency) accounts?

Maintain an inventory of any break - glass accounts, describe their purpose and schedule an annual review of their usage and access rights (Fact 11). This documentation satisfies the RTS requirement for emergency - access controls.

How should cryptographic keys be managed?

Adopt a key - management policy that includes secure storage (e.g., HSM), regular rotation, and escrow mechanisms for any keys used in encryption or MFA (Fact 10). This aligns with the RTS’s explicit key - management obligations.

How does Decloak help verify my DORA login controls?

Decloak’s free scan runs eight core layers, including JavaScript CVE scanning and vibe - coded platform security. While the scanner does not test for secret leakage or log configurations, its vibe - coded platform security layer can detect misconfigurations such as privileged - account exposure in common low - code platforms. Use the free scan to get a graded report in about 15 seconds and confirm that your public login pages do not expose obvious weaknesses.

What are the next steps?

  1. Deploy FIDO2/WebAuthn for all privileged users.
  2. Enforce MFA on privileged and critical systems.
  3. Create dedicated admin accounts and isolate them from regular use.
  4. Implement RBAC with JIT elevation via a PAM tool.
  5. Set up tamper - evident centralized logging with the required retention periods.
  6. Document break - glass accounts and schedule annual reviews.
  7. Establish a key - management policy covering rotation and secure storage.
  8. Run a Decloak free scan to validate that your public login endpoints are not leaking obvious misconfigurations.

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