eth_alarm

Information

• Primary contract address.
  • authorized call sender address
  • unauthorized call sender address
• Contract source code.
• Contract ABI.
• Contract stub contract.

Concepts

• Contract code can be verified against the published source code
• Service is 100% operated within the boundaries of the ethereum network.
• Trustless
  • 100% public api endpoints with no special access to contract creator.
• Supports calls that can be trusted to execute privileged functions (via authorized accounts).
• Easy to use from within your contracts (via contract ABI)
• Easy to use from javascript (using web3) or python (using populus)
• Get paid to execute scheduled calls.
• Public Property
  • Cannot be suicided

Features

• Schedule any contract function call for a specified block number in the future.
• Designate specific addresses as authorized schedulers and subsequently be able to trust function calls that were scheduled by them.

Quick Introductions

• Example use from a contract
  • trust fund contract.
  • lottery?
• Example use from web3
• Example use from populus

Security Vulnerability Rewards

• Ability to execute a function call without paying for it (caller doesn't get paid but the function call still gets executed)
• Ability to extract funds from another address's account.
• Ability to force another account to pay for your function call.