The problem
Logs can be altered after an incident, weakening investigations.
What to build
Build a logging service that chains entries cryptographically and detects any tampering.
Success looks like
Tampering detected in a test and efficient verification of a day's logs.
Suggested technologies
- Hash chains
- Merkle trees
- Append-only storage
- Verification CLI
- Monitoring
An original, independent statement. It is not an official Smart India Hackathon problem statement, and Arventiq Labs is not affiliated with or endorsed by that programme. The scenario is illustrative and does not describe any specific organisation. Free to use with credit.