ALEX
At ALEX, we build DeFi primitives targeting developers looking to build ecosystem on Bitcoin, enabled by Stacks. As such, we focus on trading, lending and borrowing of crypto assets with Bitcoin as the settlement layer and Stacks as the smart contract layer.
ETH
Stacks
Defi
Bridge
DEX
Launchpad
Lending
Clarity
Solidity
Maximum Bounty
$100,000Live Since
13 December 2021Last Updated
18 November 2024PoC required
KYC required
Select the category you'd like to explore
Assets in Scope
Impacts in Scope
Severity
Critical
Title
Loss of user funds staked (principal) by freezing or theft
Severity
Critical
Title
Vote manipulation
Severity
Critical
Title
Miner-extractable value (MEV)
Severity
Critical
Title
Protocol insolvency
Severity
Critical
Title
Permanent freezing of funds
Severity
High
Title
Theft of unclaimed yield
Severity
High
Title
Freezing of unclaimed yield
Severity
High
Title
Temporary freezing of funds for a minimum period of 1 day
Out of scope
Program's Out of Scope information
- Best practice critiques
Default Out of Scope and rules
Smart Contract specific
- Incorrect data supplied by third party oracles
- Not to exclude oracle manipulation/flash loan attacks
- Impacts requiring basic economic and governance attacks (e.g. 51% attack)
- Lack of liquidity impacts
- Impacts from Sybil attacks
- Impacts involving centralization risks
All categories
- Impacts requiring attacks that the reporter has already exploited themselves, leading to damage
- Impacts caused by attacks requiring access to leaked keys/credentials
- Impacts caused by attacks requiring access to privileged addresses (including, but not limited to: governance and strategist contracts) without additional modifications to the privileges attributed
- Impacts relying on attacks involving the depegging of an external stablecoin where the attacker does not directly cause the depegging due to a bug in code
- Mentions of secrets, access tokens, API keys, private keys, etc. in Github will be considered out of scope without proof that they are in-use in production
- Best practice recommendations
- Feature requests
- Impacts on test files and configuration files unless stated otherwise in the bug bounty program
- Impacts requiring phishing or other social engineering attacks against project's employees and/or customers