出典確認済みリサーチ: Crypto Account Protection Reimbursement

Decision Matrix

Source Map

• Coinbase Help: Account Protection Overview (coinbase-account-protection)
• Coinbase Help: How can I make my account more secure? (coinbase-address-allowlist)
• Kraken Support: Why is there a withdrawal hold on my account? (kraken-withdrawal-hold)
• Coinbase Legal: User Agreement (coinbase-user-agreement)

Control Notes

1. Coverage trigger

Coverage trigger is the part of the decision where the reader must turn a public source into an operating rule. In this package, it means what event may be eligible for reimbursement. The useful action is to separate unauthorized takeover from user-authorized deception. The unresolved edge is case-specific adjudication, so this article does not convert that uncertainty into a promise, ranking, reward, approval, safety claim or future-availability claim.

For an operator, coverage trigger should be recorded before funds, account access, wallet recovery, API order flow, whitelist changes, cross-chain transfers or tokenized-asset decisions become material. The record can stay simple: the official source URL, the date checked, the product or network under review, and a non-secret note describing why the next step is acceptable. Screenshots should avoid balances, identity documents, API keys, recovery phrases, private keys, passphrases, verification codes and support-ticket private data.

2. Eligibility

Eligibility is the part of the decision where the reader must turn a public source into an operating rule. In this package, it means membership, region and security-method requirements. The useful action is to record current eligibility without sharing account details. The unresolved edge is private account status, so this article does not convert that uncertainty into a promise, ranking, reward, approval, safety claim or future-availability claim.

For an operator, eligibility should be recorded before funds, account access, wallet recovery, API order flow, whitelist changes, cross-chain transfers or tokenized-asset decisions become material.

3. Authentication

Authentication is the part of the decision where the reader must turn a public source into an operating rule. In this package, it means passkey, security key or weaker 2FA method. The useful action is to strengthen sign-in before relying on coverage. The unresolved edge is device recovery, so this article does not convert that uncertainty into a promise, ranking, reward, approval, safety claim or future-availability claim.

For an operator, authentication should be recorded before funds, account access, wallet recovery, API order flow, whitelist changes, cross-chain transfers or tokenized-asset decisions become material.

4. Destination control

Destination control is the part of the decision where the reader must turn a public source into an operating rule. In this package, it means allowlist or address-book restriction. The useful action is to verify destination governance before withdrawal. The unresolved edge is legacy addresses, so this article does not convert that uncertainty into a promise, ranking, reward, approval, safety claim or future-availability claim.

For an operator, destination control should be recorded before funds, account access, wallet recovery, API order flow, whitelist changes, cross-chain transfers or tokenized-asset decisions become material.

5. Funding hold

Funding hold is the part of the decision where the reader must turn a public source into an operating rule. In this package, it means time-based hold from deposit or account action. The useful action is to classify hold as prevention rather than reimbursement. The unresolved edge is support exceptions, so this article does not convert that uncertainty into a promise, ranking, reward, approval, safety claim or future-availability claim.

For an operator, funding hold should be recorded before funds, account access, wallet recovery, API order flow, whitelist changes, cross-chain transfers or tokenized-asset decisions become material.

6. Fraud boundary

Fraud boundary is the part of the decision where the reader must turn a public source into an operating rule. In this package, it means whether the user authorized the transaction. The useful action is to stop on social-engineering pressure. The unresolved edge is investigation outcome, so this article does not convert that uncertainty into a promise, ranking, reward, approval, safety claim or future-availability claim.

For an operator, fraud boundary should be recorded before funds, account access, wallet recovery, API order flow, whitelist changes, cross-chain transfers or tokenized-asset decisions become material.

7. Legal document

Legal document is the part of the decision where the reader must turn a public source into an operating rule. In this package, it means agreement or disclosure that controls obligations. The useful action is to read coverage and exclusions, not just help snippets. The unresolved edge is document updates, so this article does not convert that uncertainty into a promise, ranking, reward, approval, safety claim or future-availability claim.

For an operator, legal document should be recorded before funds, account access, wallet recovery, API order flow, whitelist changes, cross-chain transfers or tokenized-asset decisions become material.

8. Evidence packet

Evidence packet is the part of the decision where the reader must turn a public source into an operating rule. In this package, it means non-secret timeline and official links. The useful action is to avoid codes, IDs, balances and private case data. The unresolved edge is privacy retention, so this article does not convert that uncertainty into a promise, ranking, reward, approval, safety claim or future-availability claim.

9. Support escalation

Support escalation is the part of the decision where the reader must turn a public source into an operating rule. In this package, it means official support path after controls fail. The useful action is to use logged-in official channels only. The unresolved edge is response time, so this article does not convert that uncertainty into a promise, ranking, reward, approval, safety claim or future-availability claim.

For an operator, support escalation should be recorded before funds, account access, wallet recovery, API order flow, whitelist changes, cross-chain transfers or tokenized-asset decisions become material.

10. Stop rule

Stop rule is the part of the decision where the reader must turn a public source into an operating rule. In this package, it means when an account-protection claim is unsafe. The useful action is to stop if eligibility, coverage or authorization status is unknown. The unresolved edge is future policy changes, so this article does not convert that uncertainty into a promise, ranking, reward, approval, safety claim or future-availability claim.

Known Unknowns

• case-specific adjudication
• private account status
• device recovery
• legacy addresses
• support exceptions
• investigation outcome
• document updates
• privacy retention
• response time
• future policy changes

Practical Takeaway

The safest version of this article is the one that stays boring and exact. NexuAlpha Radar separates reimbursement programs from prevention controls because the user decision is different. Coinbase Account Protection says eligible Coinbase One members in supported regions may receive reimbursement for unauthorized crypto withdrawals only when eligibility requirements are met, including passkey or security-key setup, while losses from transactions a user authorized because of deception are not covered. Coinbase address-book materials describe allowlisting and hold periods as prevention controls. Kraken withdrawal-hold materials describe time-based controls after certain funding methods and account actions. A decision-quality account-protection article must therefore label reimbursement, authentication, destination restriction, funding hold and support escalation separately. The user outcome is a clearer next inspection step, not a promise that a platform, API, transfer route or tokenized asset will work under every future condition.