Self-Custody Safety: Protect Your Assets

Beginner / Intermediate7 min read

Learn practical non-custodial wallet security: phishing in crypto, seed phrase safety, revoke token approvals, scam token checks, and a recovery playbook.

  • Phishing signs to spot quickly
  • Manage approvals (use exact-amount, revoke after use)
  • Recovery steps if you suspect compromise

Security Alert

We will never ask for your seed phrase, private key, or passphrase. If anyone does, it's a scam. Report phishing to [email protected]

1. Understanding Self-Custody

Self-custody means you own and control your private keys—without relying on third parties. It offers control and privacy, but also responsibility to protect keys from attackers.

2. Phishing: The Biggest Threat

Phishing in crypto often uses fake sites, social DMs, and scam tools to capture seed phrases or approvals.

Fake websites (Uniswap clone sites)

Always check the URL (HTTPS), and only use official domains.

Scam social media DMs (Discord, Telegram)

Ignore "support" DMs that ask to verify wallets or send you to unknown sites.

Fake recovery tools

Never enter your seed phrase online. Use only official channels.

Real-World Pattern

DM “support agent” → fake site → asks for seed → drains wallet. Never share your seed phrase.

3. Built-In Anti‑Phishing Features

PRC Wallet highlights suspicious behavior and surfaces warnings to help you stay safe.

URL Verification

Warning when visiting known phishing or unverified platforms. Double‑check the address bar.

Domain Warnings

Alerts for unrecognized or risky domains. When in doubt, close the site and report it.

4. Managing Approvals

Review and manage token approvals in your wallet. For a granular view, use revoke.cash.

Revoke after use: Clean up token approvals regularly.
Use exact-amount approvals: Prefer limited allowances over unlimited.

Pro Tip

Learn more about safe approvals in dApp Permissions.

5. Recovery Playbook

If you suspect compromise, act fast:

Move funds to a new wallet: On a clean device, create a new PRC Wallet, transfer assets, and back up securely.
Revoke permissions: Use your wallet’s manager to revoke approvals.
Contact security: Email [email protected] with TX hashes and evidence.
Do not reuse the old wallet: Treat keys as compromised.

6. Additional Security Resources

7. Best Practices

Essential tips to keep your wallet safe:

Store your seed offline: Never save it online.
Enable device/App Lock: Use PIN/biometric on devices and apps.
Stay educated: Follow scam alerts and official channels.
Use hardware wallets for large balances: Prefer cold signing.

Final Reminder

No one will ask you for your seed phrase. If someone does, it's a scam.

8. Common Misconceptions

"Someone else manages my wallet"

False! You control the private keys. Back up securely.

"I can recover my wallet without a seed phrase"

False. Without your seed (and passphrase if used), a wallet cannot be recovered.

"All wallets are the same"

No. Wallets vary in security and privacy. PRC is a non‑custodial wallet.

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