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HYDRO Token Audit Report.

1. Summary

HYDRO Token security audit report performed by Callisto Security Audit Department

2. In scope

  • HydroToken.sol github commit hash 01146703bddae7658cac9afa3a8009d07fdef819.

3. Findings

In total, 2 issues were reported including:

  • 1 low severity issues.

  • 1 minor observation.

No critical security issues were found.

3.1. Known vulnerabilities of ERC-20 token

Severity: low

Description

  1. It is possible to double withdrawal attack. More details here
  2. Lack of transaction handling mechanism issue. WARNING! This is a very common issue and it already caused millions of dollars losses for lots of token users! More details here

3.2. Representation

Severity: minor observation

Description

Better use decimal variable in calculating totalSuplay amount.

4. Conclusion

The contract can be deployed.

5. Revealing audit reports

https://gist.github.com/yuriy77k/bcdc452765c91d75ebc6b9e303b4c0a8

https://gist.github.com/yuriy77k/31c5afe97574047f8a5c842df9776432

https://gist.github.com/yuriy77k/2c309e2dfe1b3ea5190fa12e3035d84c

@solihinbleking

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commented May 9, 2019

0x7282e9E13BE10d8BA2dD82cD930B035D0A34436f

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