Top Tweets for #BlockSecTips
Wow, I don't know when it happened but I already have over 500 followers! Many thanks for your trust and commitment in spreading some #blocksectips Thanks to you, we can operate on a larger scale and together secure #DeFi!
I promise to have something special for you this year ๐
I hope this series of 100 #BlockSecTips prevented at least 1 mistake that could have ended badly. It was definitely worth taking up this #challenge ๐
Thanks for everyone who #follows my actions!
#BlockSecTips
๐ฏ) Follow amazing #people who contribute a lot to the #blockchain #security space
@Mudit__Gupta
@banteg
@MitchellAmador
@tinchoabbate
@drdr_zz
@adrianhetman
@samczsun
@officer_secret
@smpalladino
@LewellenMichael
@0xRajeev
@iphelix
@bneiluj
@gakonst
@emilianobonassi
#BlockSecTips
98) Verify that the smart contract attributes that can be updated by the external contracts (even trusted) are monitored (e.g. using events) and the procedure of incident response is implemented (e.g. the response to an ongoing attack).
#incidentresponse #security
#BlockSecTips
97) Verify that external contracts comply with the principle of minimum rights and that their access to special functions is enforced by the appropriate modifiers.
#smartcontracts #integrations #solidity #DeFi #design
#BlockSecTips
96) Verify that if the external contract is upgradable it is done in a trusted manner.
#integration #solidity #compotents #tm #itm #architect
#BlockSecTips
95) Verify that the address of the integrated contract is up-to-date and consistent with the project documentation.
#integration #external #threatmodeling #trust #building #future
#BlockSecTips
94) Verify that the external contract you want to use has been:
- audited,
- verified on a blockchain explorer,
- has passed SCSVS.
#upgrade #DeFi #CryptoNews #CryptoBOT #security #SOLIDITY
#BlockSecTips
93) Verify that timelocks are used for important operations so that the users have time to observe upcoming changes (PLEASE NOTE that removing the potential vulnerability in this case may be more difficult).
#upgrade #DeFi #CryptoNews #CryptoBOT #security #SOLIDITY
#BlockSecTips
92) Verify that the upgrade process is executed by a multisig contract where more than one person must approve the operation.
#DAOs #upgrade #Crypto #cryptotwitter
#BlockSecTips
91) Verify if the update process is done in one transaction so that no one can front-run it.
#blocksec #UPDATE #solidity
#BlockSecTips
90) Verify if the new values returned by the functions are the same as in the previous version of the contract (e.g. owner ), balanceOf(address))
#SECURE #UPGRADE #smartcontracts #blockchain #DeFi
#BlockSecTips
89) When preparing new version of the contract, verify that there are no changes in the order in which the contract state variables are declared, nor their types.
#security #new #daily #SOLIDITY #coding #development
#BlockSecTips
88) Make an upgrade attempt at the fork of the main network and check that everything works as expected on the local copy.
You can use @HardhatHQ for that:
https://t.co/Jl7yKWsZ2I
#upgrade #Tests #mainnet #Ethereum #blockchainproject #CryptoNews #crypto
#BlockSecTips
87) Make sure you have appropriately reduced the number of reserved (as gaps) slots if new variables have been added to the contract.
#secure #upgrade #smartcontract
#BlockSecTips
86) Make sure you have reserved gap on slots to prevent overwriting in your upgradeable contracts.
#solidity #upgrade #smartcontracts #programming #secure #DeFi
#BlockSecTips
85) Verify that initialize() can only be called only once.
#solidity #upgrade #smartcontracts #programming #secure #DeFi
#BlockSecTips
84) Formally verify the specification of smart contracts.
Make sure that the result of formal verification is included in the documentation.
SCSVS V12: Test coverage
https://t.co/rtIQMa5H2R
#BlockSecTips
83) Implementation of #verified contract should be checked for #security vulnerabilities using both static and dynamic #analysis.
SCSVS V12: Test coverage
https://t.co/rtIQM9O5Eh
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