Centralization Related Risks in `DkimKeys.sol`

DkimKeys conflicts

Missing Emit Events

Logic relies on compiled codes

Centralization Related Risks in `Unipass.sol`

unknown off-chain email contents

FeeToken and feeAmount are parameters

Boolean equality

optimization of function `updateRecoveryEmail()`

Redundant function unsafeInc

Centralization risk in proxy

UniPass Rangers II

BytesUtils.sol

DkimKeys.sol

ModexpPrecompile.sol

Unipass.sol

Upgrade.sol

base64.sol

string.sol

Centralization Related Risks

Centralization Risk in Unipass.sol

Control flow off chain

Owner can call any functions of arbitrary contracts

Logical issue about keys

Logical issue of function delLocalKey

Check-effects pattern not used

Function dkim_verify not found

Functions With `_` as Name Prefix Are Not `private` or `internal`

Improper Usage of `public` and `external` Type

Comments Should Be in English

Logical issue of function transferToken()

UniPass Rangers

unipass.sol

upgrade.sol

Lack of Input Validation

`ClaimRecord` And  `ClaimWhiteList` Are Overwritten

Discussion about `PreSaleWhiteList`

Initial Token Distribution

Incorrect Transfer Address

Lack of Zero Address Validation

Unlocked Compiler Version

Lack of Error Message

Unsafe Casting from `uint256` to `int256`

Function Visibility Optimization

Unused Imports

Checks Effects Interaction Pattern Not Used

Inconsistent Box Counts

Incorrect Statement In Require

Redundant Variable Initialization

Third Party Dependencies

Logic Issue In `notifyRewardAmount()`

Loot Rangers

BoxSale.sol

projects

BlindBoxCrowdSale.sol

contracts

LootSale.sol

NftStakingRewards.sol

LootRangers

Box.sol

loot_contract

LootRangers.sol

Centralization Risk

Centralized Background Program

Missing Error Messages

Missing Access Restriction

The Purpose Of Function `speedUp`

Missing A Check For Cross Transfer Fee

What Will Happen If Transfer Fail

Discussion For The Fallback Function

Correct Operation For ERC721 Transfer

Rangers Protocol IV

rangers-protocol-IV

Cross_All.sol

Incorrect `uniswapFactory` Address

Incorrect Address

Meaningless State Variables

Unlocked Compiler Version Declaration

Rangers Protocol III

RPG_ALL_BSC.sol

RPG_ALL_ETH.sol

This report has been prepared for RocketProtocol Foundation Ltd. to discover issues and vulnerabilities in the source code of the Rangers Protocol II project as well as any contract dependencies that were not part of an officially recognized library. A comprehensive examination has been performed, utilizing Static Analysis and Manual Review techniques.

Missing Input Validation

Functions Can Be Called Only Once

Rangers Protocol II

export

RPG_ALL.sol

Proper Usage of "public" And "external" Type

Lack Of Verification For `_beneficiarys`

Boolean Equality

Rangers Protocol

Top 10% Security Score

Rangers Protocol provides comprehensive infrastructures for efficient complex-app development, successful cross-chain and mass distribution, diverse in-app NFT and DeFi features. They minimize the development difficulty for Web3 developers.


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