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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
08 April 2024PoC required
KYC required
Select the category you'd like to explore
Assets in Scope
Impacts in Scope
Critical
Loss of user funds staked (principal) by freezing or theft
Critical
Vote manipulation
Critical
Miner-extractable value (MEV)
Critical
Protocol Insolvency
Critical
Permanent freezing of funds
High
Theft of unclaimed yield
High
Freezing of unclaimed yield
High
Temporary freezing of funds for a minimum period of 1 day
Out of scope
Program's Out of Scope information
The following vulnerabilities are excluded from the rewards for this bug bounty program:
- Attacks that the reporter has already exploited themselves, leading to damage
- Attacks requiring access to leaked keys/credentials
- Attacks requiring access to privileged addresses (governance, strategist)
Smart Contracts and Blockchain
- Incorrect data supplied by third party oracles
- Not to exclude oracle manipulation/flash loan attacks
- Basic economic governance attacks (e.g. 51% attack)
- Lack of liquidity
- Best practice critiques
- Sybil attacks
- Centralization risks
The following activities are prohibited by this bug bounty program:
- Any testing with mainnet or public testnet contracts; all testing should be done on private testnets
- Any testing with pricing oracles or third party smart contracts
- Attempting phishing or other social engineering attacks against our employees and/or customers
- Any testing with third party systems and applications (e.g. browser extensions) as well as websites (e.g. SSO providers, advertising networks)
- Any denial of service attacks
- Automated testing of services that generates significant amounts of traffic
- Public disclosure of an unpatched vulnerability in an embargoed bounty