Etherisc – A look under the hood. Part 2 of the Etherisc presentation at the Ethereum meetup in Vienna, Austria, 20 March 2017, Part 2 of 2 https://www.meetup.com/Ethereum-Vienna/events/238083938/

1. Etherisc
A look under the hood
20 March 2017

2. General architecture
contract
FlightDelay
Frontend
Server
Oraclize
User’s Browser
Meta
mask
FlightDelay
JS + HTML

3. Deployment at DevCon2, Aug/Sept 2016
FlightDelay
Version 1
1 Contract
4.7M Gas
contract
FlightDelay
deploy
Aug. ‘16

4. Ethereum Attacks lead to decreased Block
Gas Limit
FlightDelay
Version 1
1 Contract
4.7M Gas
contract
FlightDelay
deploy
Sept. ‘16

5. Ethereum Attacks lead to decreased Block
Gas Limit
FlightDelay
Version 1
1 Contract
4.7M Gas
contract
FlightDelay
deploy
Sept. ‘16
Block Gas Limit
1 M Gas

6. Modularization
FlightDelay
Version 1
1 Contract
4.7M Gas
FlightDelay
Version 2
7 Contracts
max. 3M
Gas

7. Modules can be deployed independently
contract
FlightDelay
deploy
Jan. ‘17
FlightDelay
Version 2
7 Contracts
max. 3M
Gas
Block Gas Limit
4.0M Gas

8. FlightDelay contracts
Controller = Contract registry
New Policy
Access Control Database
Underwrite Payout
Ledger = holding
Funds
User

9. Further Prospects
●
Standardizing call relationships between contracts
●
Standardizing state model
●
Implementing business process engine
●
Security audits
●
Bug bountys

10. And one more ...

11. And one more ...

12. Etherisc
Decentralized insurance applications