WalletGuard

Check your wallet for security risks before sending transactions

Token Permissions

Check permissions for USDT, USDC and other tokens that apps can use

Coin Transfer Risk

Detect transfer risks for native coins like ETH, BNB

Security First

No server-side signing, stateless architecture

Scan Wallet

Supported Networks:
EthereumBinancePolygon

Safe Service

We NEVER ask for private keys or seed phrases

We do NOT store wallet information (stateless architecture)

All transactions are signed directly in your wallet

Open-source project - anyone can verify the code

Security Education

Understand and respond to blockchain security risks

Unlimited Approval Risk

Permission for DApps to withdraw unlimited tokens

Regularly check permissions and revoke unnecessary ones immediately

Delegate Permission Abuse

Risk of third parties manipulating your wallet

Never grant permissions to untrusted DApps

Phishing Sites

Fake websites trying to steal private keys

Always verify URLs and use bookmarks

Security Checklist

  • Review permissions regularly (at least monthly)
  • Check suspicious transactions immediately
  • Never share private keys or seed phrases
  • Use hardware wallets when possible
  • Only use official websites

How To Use

Check your wallet security in 3 simple steps

1

Enter Wallet Address

Select the wallet address and network to scan

TIP

Supports Ethereum, BSC, Polygon, and more

2

Review Scan Results

Check all granted permissions in detail

TIP

Color-coded by risk level

3

Security Check Complete

Use external tools to revoke risky permissions if found

TIP

Tools like Revoke.cash recommended for revocation

Risk Classification

High Risk

Immediate action required (unlimited approval, suspicious contract)

Medium Risk

Review needed (old permissions, high limits)

Low Risk

Normal range (trusted DApp, low limits)

Frequently Asked Questions

Find answers to common questions

Have more questions? Contact us

Real Incident Cases

Blockchain security threats are real

All these cases occurred due to poor permission management

$3.0B
Total Losses
43%
Access Control Issues
$488M
Recovered Funds

BadgerDAO Hack

December 2021Over $120M

Attackers manipulated the frontend to steal unlimited token permissions from users.

Prevention

Reject suspicious permission requests immediately and review permissions regularly.

Poly Network Attack

August 2021Over $600M

Exploited smart contract vulnerabilities to steal massive funds.

Prevention

Never grant permissions to untrusted contracts.

WazirX Hack

June 2024$235M

India's largest crypto exchange by trading volume was hacked, stealing various crypto assets.

Prevention

Always verify URLs, use bookmarks only, and never enter private keys.

Protect Your Wallet Now

Blockchain Basics

Easy explanations for beginners

New to blockchain and cryptocurrency? Understand the core concepts easily.

Wallet

A digital wallet for storing and managing cryptocurrency.

MetaMask, Trust Wallet, etc.

Private Key

A password to access your wallet. NEVER share it with anyone.

Like a bank account password

Smart Contract

A program that automatically executes on the blockchain.

Used in DeFi, NFT trading

Approval

Permission for a DApp to use your tokens.

Required when swapping tokens on DEX

DApp

Decentralized application, a blockchain-based service.

Uniswap, OpenSea, etc.

Basic Security Rules

1

Never share private keys or seed phrases

2

Use only official websites (use bookmarks)

3

Carefully review approval requests

4

Regularly review permissions

5

Never click suspicious links