fibercrypto / fibercrypto/skywallet-mcu
Improve PIN constraints
Open
enhancement
security
- Dominant language
- C
- Stars
- 2
- Forks
- 5
- PR merge metrics
- No merged PRs in 30d
Description
Do not allow to use an [easy](https://blog.trezor.io/3-simple-rules-for-a-good-pin-336712169def) PIN for the device:
- [ ] Avoid using a repeated digits like: 0000, 1111, 999, ...
- [ ] Avoid using sequential digits like: 123, 1234, 5678, 321, ...
- [ ] Ensure to have a length of 4 digits at least.
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