# [Release v0.17.4: 5 Strike anti-spam](https://github.com/vitorpamplona/amethyst/releases/tag/v0.17.4) - 2023-02-21

- Anti-spam filter requires 5 duplicated msgs to temporarily block
- Forces conversion to npub in notes to make sure the Hex key is correct.

[Changes][v0.17.4]

[v0.17.4]: https://github.com/vitorpamplona/amethyst/compare/v0.17.3...v0.17.4