COTI is the first enterprise-grade digital fintech platform, which eliminates all intermediaries and empowers any organization to build their own private payment solution and digitize any currency using our proprietary Trustchain protocol.
COTI provides functionality as robust as Paypal and Alipay, while allowing enterprises to create their own unique rules and finally own their payment system to save time, data and money.
COTI’s platform enables companies to effortlessly create advanced fintech products — ranging from payment networks and stable coins to loyalty programs, remittance services and more.
TransparentUpgradeableProxy.constructor(address,address,bytes)._admin (#346) shadows:
- TransparentUpgradeableProxy._admin() (#439-445) (function)
BEP20UpgradeableProxy.constructor(address,address,bytes).admin (#475) shadows:
- TransparentUpgradeableProxy.admin() (#383-385) (function)
Rename the local variables that shadow another component.
Additional information: link
TransparentUpgradeableProxy.upgradeToAndCall(address,bytes).newImplementation (#429) lacks a zero-check on :
- (success) = newImplementation.delegatecall(data) (#432)
UpgradeableProxy.constructor(address,bytes)._logic (#255) lacks a zero-check on :
- (success) = _logic.delegatecall(_data) (#260)
Check that the address is not zero.
Additional information: link
Modifier TransparentUpgradeableProxy.ifAdmin() (#366-372) does not always execute _; or revert
All the paths in a modifier must execute _ or revert.
Additional information: link
Proxy._delegate(address) (#23-43) uses assembly
- INLINE ASM (#25-42)
Address.isContract(address) (#114-123) uses assembly
- INLINE ASM (#121)
Address._functionCallWithValue(address,bytes,uint256,string) (#207-228) uses assembly
- INLINE ASM (#220-223)
UpgradeableProxy._implementation() (#280-286) uses assembly
- INLINE ASM (#283-285)
UpgradeableProxy._setImplementation(address) (#301-310) uses assembly
- INLINE ASM (#307-309)
TransparentUpgradeableProxy._admin() (#439-445) uses assembly
- INLINE ASM (#442-444)
TransparentUpgradeableProxy._setAdmin(address) (#450-457) uses assembly
- INLINE ASM (#454-456)
Do not use evm assembly.
Additional information: link
Different versions of Solidity is used:
- Version used: ['^0.6.0', '^0.6.2']
- ^0.6.0 (#5)
- ^0.6.2 (#91)
- ^0.6.0 (#235)
- ^0.6.0 (#317)
- ^0.6.0 (#470)
Use one Solidity version.
Additional information: link
Address._functionCallWithValue(address,bytes,uint256,string) (#207-228) is never used and should be removed
Address.functionCall(address,bytes) (#167-169) is never used and should be removed
Address.functionCall(address,bytes,string) (#177-179) is never used and should be removed
Address.functionCallWithValue(address,bytes,uint256) (#192-194) is never used and should be removed
Address.functionCallWithValue(address,bytes,uint256,string) (#202-205) is never used and should be removed
Address.sendValue(address,uint256) (#141-147) is never used and should be removed
Proxy._implementation() (#49) is never used and should be removed
Remove unused functions.
Additional information: link
Pragma version^0.6.0 (#5) allows old versions
Pragma version^0.6.2 (#91) allows old versions
Pragma version^0.6.0 (#235) allows old versions
Pragma version^0.6.0 (#317) allows old versions
Pragma version^0.6.0 (#470) allows old versions
solc-0.6.4 is not recommended for deployment
Deploy with any of the following Solidity versions: 0.5.16 - 0.5.17, 0.6.11 - 0.6.12, 0.7.5 - 0.7.6 Use a simple pragma version that allows any of these versions. Consider using the latest version of Solidity for testing.
Additional information: link
Low level call in Address.sendValue(address,uint256) (#141-147):
- (success) = recipient.call{value: amount}() (#145)
Low level call in Address._functionCallWithValue(address,bytes,uint256,string) (#207-228):
- (success,returndata) = target.call{value: weiValue}(data) (#211)
Low level call in UpgradeableProxy.constructor(address,bytes) (#255-263):
- (success) = _logic.delegatecall(_data) (#260)
Low level call in TransparentUpgradeableProxy.upgradeToAndCall(address,bytes) (#429-434):
- (success) = newImplementation.delegatecall(data) (#432)
Avoid low-level calls. Check the call success. If the call is meant for a contract, check for code existence
Additional information: link
Token is not listed at Mobula.Finance
Additional information: link
Unable to find audit link on the website
Unable to find whitepaper link on the website
Unable to find Telegram link on the website
Unable to find Twitter link on the website
Unable to find Youtube account
Unable to find Discord account