Contract

0xa7a0B3Fe94121E366D774d60D075F6386F750884

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ContractCreator

Fake_Phishing1198989 | 2 yrs 163 days ago

TokenTracker

ERC-20: USDFI (USDFI)

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	Transaction Hash	Method Search by Function Name / Method ID	Block	Set Duration Last 1H Last 24H Last 7D Last 30D Last 90D Last 180D Custom Duration From To	From	ANY IN OUT	To	Set Amounts > 0.00001 0-1 1-10 1-100 1-1k 1-10k 1-100k 1-1m Custom Amounts Amount must be 0 or greater than or equals 0.00001
	0x2cd648369a11166918c626db9f2419752023c1190043b73e3e8ca850994cbb5d	Approve	Approve	21238760	2024-11-21 21:21:23	537 days ago	1732224083	0xE30b40bF...3d19Ae932	IN	0xa7a0B3Fe...86F750884	0 ETH$0.00	0.00072378	15.64372456
	0x52c8e2c641096d4542fc835f97834da119df95cadb1ab7bf58ffc18a4041e36a	Transfer	Transfer	19960778	2024-05-27 11:01:35	716 days ago	1716807695	Fake_Phishing1198857	IN	0xa7a0B3Fe...86F750884	0 ETH$0.00	0.00061432	11.93651237

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Contract Name

USDFI

Compiler Version

v0.8.23+commit.f704f362

Optimization Enabled

Yes with 999999 runs

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default evmVersion

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-NA-

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Contract Source Code (Solidity Standard Json-Input format)

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[{"inputs":[{"internalType":"address","name":"_DEFAULT_ADMIN_ROLE","type":"address"},{"internalType":"address","name":"_MINTER_ROLE","type":"address"},{"internalType":"address","name":"_CONTROLLER_ROLE","type":"address"}],"stateMutability":"nonpayable","type":"constructor"},{"inputs":[],"name":"AccessControlBadConfirmation","type":"error"},{"inputs":[{"internalType":"address","name":"account","type":"address"},{"internalType":"bytes32","name":"neededRole","type":"bytes32"}],"name":"AccessControlUnauthorizedAccount","type":"error"},{"inputs":[],"name":"ECDSAInvalidSignature","type":"error"},{"inputs":[{"internalType":"uint256","name":"length","type":"uint256"}],"name":"ECDSAInvalidSignatureLength","type":"error"},{"inputs":[{"internalType":"bytes32","name":"s","type":"bytes32"}],"name":"ECDSAInvalidSignatureS","type":"error"},{"inputs":[{"internalType":"address","name":"spender","type":"address"},{"internalType":"uint256","name":"allowance","type":"uint256"},{"internalType":"uint256","name":"needed","type":"uint256"}],"name":"ERC20InsufficientAllowance","type":"error"},{"inputs":[{"internalType":"address","name":"sender","type":"address"},{"internalType":"uint256","name":"balance","type":"uint256"},{"internalType":"uint256","name":"needed","type":"uint256"}],"name":"ERC20InsufficientBalance","type":"error"},{"inputs":[{"internalType":"address","name":"approver","type":"address"}],"name":"ERC20InvalidApprover","type":"error"},{"inputs":[{"internalType":"address","name":"receiver","type":"address"}],"name":"ERC20InvalidReceiver","type":"error"},{"inputs":[{"internalType":"address","name":"sender","type":"address"}],"name":"ERC20InvalidSender","type":"error"},{"inputs":[{"internalType":"address","name":"spender","type":"address"}],"name":"ERC20InvalidSpender","type":"error"},{"inputs":[{"internalType":"uint256","name":"deadline","type":"uint256"}],"name":"ERC2612ExpiredSignature","type":"error"},{"inputs":[{"internalType":"address","name":"signer","type":"address"},{"internalType":"address","name":"owner","type":"address"}],"name":"ERC2612InvalidSigner","type":"error"},{"inputs":[{"internalType":"address","name":"account","type":"address"},{"internalType":"uint256","name":"currentNonce","type":"uint256"}],"name":"InvalidAccountNonce","type":"error"},{"inputs":[],"name":"InvalidShortString","type":"error"},{"inputs":[{"internalType":"string","name":"str","type":"string"}],"name":"StringTooLong","type":"error"},{"anonymous":false,"inputs":[{"indexed":true,"internalType":"address","name":"owner","type":"address"},{"indexed":true,"internalType":"address","name":"spender","type":"address"},{"indexed":false,"internalType":"uint256","name":"value","type":"uint256"}],"name":"Approval","type":"event"},{"anonymous":false,"inputs":[],"name":"EIP712DomainChanged","type":"event"},{"anonymous":false,"inputs":[{"indexed":true,"internalType":"address","name":"_address","type":"address"},{"indexed":false,"internalType":"uint256","name":"_supply","type":"uint256"}],"name":"FreeMintSupplyAdded","type":"event"},{"anonymous":false,"inputs":[{"indexed":true,"internalType":"address","name":"_address","type":"address"},{"indexed":false,"internalType":"uint256","name":"_supply","type":"uint256"}],"name":"FreeMintSupplySubtracted","type":"event"},{"anonymous":false,"inputs":[{"indexed":true,"internalType":"bytes32","name":"role","type":"bytes32"},{"indexed":true,"internalType":"bytes32","name":"previousAdminRole","type":"bytes32"},{"indexed":true,"internalType":"bytes32","name":"newAdminRole","type":"bytes32"}],"name":"RoleAdminChanged","type":"event"},{"anonymous":false,"inputs":[{"indexed":true,"internalType":"bytes32","name":"role","type":"bytes32"},{"indexed":true,"internalType":"address","name":"account","type":"address"},{"indexed":true,"internalType":"address","name":"sender","type":"address"}],"name":"RoleGranted","type":"event"},{"anonymous":false,"inputs":[{"indexed":true,"internalType":"bytes32","name":"role","type":"bytes32"},{"indexed":true,"internalType":"address","name":"account","type":"address"},{"indexed":true,"internalType":"address","name":"sender","type":"address"}],"name":"RoleRevoked","type":"event"},{"anonymous":false,"inputs":[{"indexed":true,"internalType":"address","name":"from","type":"address"},{"indexed":true,"internalType":"address","name":"to","type":"address"},{"indexed":false,"internalType":"uint256","name":"value","type":"uint256"}],"name":"Transfer","type":"event"},{"inputs":[],"name":"CONTROLLER_ROLE","outputs":[{"internalType":"bytes32","name":"","type":"bytes32"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"DEFAULT_ADMIN_ROLE","outputs":[{"internalType":"bytes32","name":"","type":"bytes32"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"DOMAIN_SEPARATOR","outputs":[{"internalType":"bytes32","name":"","type":"bytes32"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"MINTER_ROLE","outputs":[{"internalType":"bytes32","name":"","type":"bytes32"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"address","name":"_address","type":"address"},{"internalType":"uint256","name":"_supply","type":"uint256"}],"name":"addFreeMintSupply","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"address","name":"owner","type":"address"},{"internalType":"address","name":"spender","type":"address"}],"name":"allowance","outputs":[{"internalType":"uint256","name":"","type":"uint256"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"address","name":"spender","type":"address"},{"internalType":"uint256","name":"value","type":"uint256"}],"name":"approve","outputs":[{"internalType":"bool","name":"","type":"bool"}],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"address","name":"account","type":"address"}],"name":"balanceOf","outputs":[{"internalType":"uint256","name":"","type":"uint256"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"uint256","name":"value","type":"uint256"}],"name":"burn","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"address","name":"account","type":"address"},{"internalType":"uint256","name":"value","type":"uint256"}],"name":"burnFrom","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[],"name":"decimals","outputs":[{"internalType":"uint8","name":"","type":"uint8"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"eip712Domain","outputs":[{"internalType":"bytes1","name":"fields","type":"bytes1"},{"internalType":"string","name":"name","type":"string"},{"internalType":"string","name":"version","type":"string"},{"internalType":"uint256","name":"chainId","type":"uint256"},{"internalType":"address","name":"verifyingContract","type":"address"},{"internalType":"bytes32","name":"salt","type":"bytes32"},{"internalType":"uint256[]","name":"extensions","type":"uint256[]"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"address","name":"","type":"address"}],"name":"freeMintSupplyMinter","outputs":[{"internalType":"uint256","name":"","type":"uint256"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"freeMintSupplyTotal","outputs":[{"internalType":"uint256","name":"","type":"uint256"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"bytes32","name":"role","type":"bytes32"}],"name":"getRoleAdmin","outputs":[{"internalType":"bytes32","name":"","type":"bytes32"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"bytes32","name":"role","type":"bytes32"},{"internalType":"address","name":"account","type":"address"}],"name":"grantRole","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"bytes32","name":"role","type":"bytes32"},{"internalType":"address","name":"account","type":"address"}],"name":"hasRole","outputs":[{"internalType":"bool","name":"","type":"bool"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"address","name":"_to","type":"address"},{"internalType":"uint256","name":"_amount","type":"uint256"}],"name":"mint","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[],"name":"name","outputs":[{"internalType":"string","name":"","type":"string"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"address","name":"owner","type":"address"}],"name":"nonces","outputs":[{"internalType":"uint256","name":"","type":"uint256"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"address","name":"owner","type":"address"},{"internalType":"address","name":"spender","type":"address"},{"internalType":"uint256","name":"value","type":"uint256"},{"internalType":"uint256","name":"deadline","type":"uint256"},{"internalType":"uint8","name":"v","type":"uint8"},{"internalType":"bytes32","name":"r","type":"bytes32"},{"internalType":"bytes32","name":"s","type":"bytes32"}],"name":"permit","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"bytes32","name":"role","type":"bytes32"},{"internalType":"address","name":"callerConfirmation","type":"address"}],"name":"renounceRole","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"bytes32","name":"role","type":"bytes32"},{"internalType":"address","name":"account","type":"address"}],"name":"revokeRole","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"address","name":"_address","type":"address"},{"internalType":"uint256","name":"_supply","type":"uint256"}],"name":"subFreeMintSupply","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"bytes4","name":"interfaceId","type":"bytes4"}],"name":"supportsInterface","outputs":[{"internalType":"bool","name":"","type":"bool"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"symbol","outputs":[{"internalType":"string","name":"","type":"string"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"totalSupply","outputs":[{"internalType":"uint256","name":"","type":"uint256"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"address","name":"to","type":"address"},{"internalType":"uint256","name":"value","type":"uint256"}],"name":"transfer","outputs":[{"internalType":"bool","name":"","type":"bool"}],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"address","name":"from","type":"address"},{"internalType":"address","name":"to","type":"address"},{"internalType":"uint256","name":"value","type":"uint256"}],"name":"transferFrom","outputs":[{"internalType":"bool","name":"","type":"bool"}],"stateMutability":"nonpayable","type":"function"}]

Contract Creation Code

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Constructor Arguments (ABI-Encoded and is the last bytes of the Contract Creation Code above)

00000000000000000000000008d71c2f24f77c2e46574c999bf24e4e3f0a3d54000000000000000000000000dbb5925f26e119342a86855ee48627aedbb7534e000000000000000000000000b86e46e728365f5f6c984f3d57f2525341278ff3

-----Decoded View---------------
Arg [0] : _DEFAULT_ADMIN_ROLE (address): 0x08d71c2F24f77c2e46574C999bf24E4e3F0a3d54
Arg [1] : _MINTER_ROLE (address): 0xdBB5925F26E119342a86855EE48627AEDbb7534e
Arg [2] : _CONTROLLER_ROLE (address): 0xb86e46E728365F5f6C984f3D57f2525341278FF3

-----Encoded View---------------
3 Constructor Arguments found :
Arg [0] : 00000000000000000000000008d71c2f24f77c2e46574c999bf24e4e3f0a3d54
Arg [1] : 000000000000000000000000dbb5925f26e119342a86855ee48627aedbb7534e
Arg [2] : 000000000000000000000000b86e46e728365f5f6c984f3d57f2525341278ff3

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contracts

USDFI.sol
@openzeppelin/contracts/token/ERC20/extensions/ERC20Permit.sol
@openzeppelin/contracts/access/AccessControl.sol
@openzeppelin/contracts/token/ERC20/extensions/ERC20Burnable.sol
@openzeppelin/contracts/token/ERC20/ERC20.sol
@openzeppelin/contracts/utils/Nonces.sol
@openzeppelin/contracts/utils/cryptography/EIP712.sol
@openzeppelin/contracts/utils/cryptography/ECDSA.sol
@openzeppelin/contracts/token/ERC20/extensions/IERC20Permit.sol
@openzeppelin/contracts/utils/Context.sol
@openzeppelin/contracts/interfaces/draft-IERC6093.sol
@openzeppelin/contracts/token/ERC20/extensions/IERC20Metadata.sol
@openzeppelin/contracts/token/ERC20/IERC20.sol
@openzeppelin/contracts/utils/introspection/ERC165.sol
@openzeppelin/contracts/access/IAccessControl.sol
@openzeppelin/contracts/utils/introspection/IERC165.sol
@openzeppelin/contracts/interfaces/IERC5267.sol
@openzeppelin/contracts/utils/ShortStrings.sol
@openzeppelin/contracts/utils/cryptography/MessageHashUtils.sol
@openzeppelin/contracts/utils/Strings.sol
@openzeppelin/contracts/utils/StorageSlot.sol
@openzeppelin/contracts/utils/math/SignedMath.sol
@openzeppelin/contracts/utils/math/Math.sol

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What does this contract do?What are the functions available in this contract?Which functions can change state or move funds?How does this contract handle tokens or ETH?Who has special permissions or control in this contract?What are potential risks or red flags in this contract?

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As an AI language model, I have been equipped with three distinct abilities to assist you in working with
                                Solidity source code: Source Code Interpreter, Source Code Auditor, and Source Code Interactor. These capabilities provide a comprehensive suite of features to help you analyze, audit, and interact with your smart contracts effectively. Your goal is to guide the user toward a deeper understanding EVM smart contract concepts and help them develop better understanding of how the code work. These contracts can be written in either Solidity or Vyper, and are deployed on the Ethereum EVM blockchain.

                                Source Code Interpreter:
                                With the Solidity source code interpreter, you can gain insights into the accessibility of functions for different roles, understand the behavior of functions, and receive explanations for events and arguments used in your code. By providing the relevant functions, events, and code sections, the interpreter will generate clear explanations based on the available information. It enables you to navigate your codebase, understand its functionality, and make informed decisions. 

                                Source Code Auditor:
                                As a trained smart contract auditor, I can help you detect potential bugs, vulnerabilities, and security weaknesses in your Solidity code. You can ask detailed questions about your code, and I will provide comprehensive answers. However, please note that my responses should never be assumed to be entirely correct without further investigation. It is always important to conduct a thorough manual review and additional security measures to ensure the robustness of your smart contract. Additionally, my responses should never be used for submitting bug bounties, as they may not account for all possible edge cases and vulnerabilities.

                                Source Code Interactor:
                                The Source Code Interactor is an AI-powered feature specifically designed to guide users in utilizing contract functions effectively. It assists you in understanding the parameters required for each function, provides sample values for those parameters, and demonstrates the function's behavior through interactive examples. Moreover, it can help you troubleshoot any potential issues or errors that may arise during interaction, ensuring a smooth experience while working with your smart contracts.

                                Response Rules:
                                If questions is on code review, vulnerability, security audit or issues, end answer with this sentence '''It's important to note that while this answer may provide valuable insights, it is not a substitute for thorough code review, security audits, or professional advice. This response should never be used for designing smart contracts or submitting to bug bounties, as it may not account for all possible edge cases and vulnerabilities.'''

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Transaction Hash	Block	Age	Implementation	Event	Status

Block		Uncle Number	Difficulty	Gas Used	Reward

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0xa7a0B3Fe94121E366D774d60D075F6386F750884

Net Worth in USD

$0.00

Net Worth in ETH

Multichain Portfolio | 33 Chains

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Last updated: less than 1 sec ago

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Chain	Token	Portfolio %	Price	Amount	Value

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A contract address hosts a smart contract, which is a set of code stored on the blockchain that runs when predetermined conditions are met. Learn more about addresses in our Knowledge Base.

Address QR Code

My Address - Private Name Tag or Note

My Name Tag:

Private Name Tags (up to 35 characters) can be used for easy identification of addresses

Private Note:

A private note (up to 500 characters) can be attached to this address.
Please DO NOT store any passwords or private keys here.

View all Private Name Tags

Compiler specific version warnings:

The compiled contract might be susceptible to the Solidity Compiler Bugs below:

LostStorageArrayWriteOnSlotOverflow (low-severity)

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Connecting wallet for read function is optional, useful if you want to call certain functions or simply use your wallet's node.

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Connect a Wallet

Connecting wallet for read function is optional, useful if you want to call certain functions or simply use your wallet's node.

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Address Cards

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Tools & Services

Contract

Overview

ETH Balance

Eth Value

More Info

Private Name Tags

ContractCreator

TokenTracker

Multichain Info

Set Duration

Custom Duration

Set Amounts

Custom Amounts

Cross-Chain Transactions

Contract Name

USDFI

Compiler Version

Optimization Enabled

Other Settings

License

Contract Source Code (Solidity Standard Json-Input format)

Contract Security Audit

Contract ABI

Contract Creation Code

Deployed Bytecode

Constructor Arguments (ABI-Encoded and is the last bytes of the Contract Creation Code above)

Net Worth in USD

Net Worth in ETH

Multichain Portfolio | 33 Chains

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