Small correction: in the signature part, it should be Priv[0], Priv[1], ..., Priv[31] instead of Priv[0] repeated 🙏

![](https://m.stacker.news/103373)

bitcoin_devs

bitcoin

# WOTS (Winternitz One Time Signatures) explained

**Part 3: SPHINCS+**  
1/

![](https://m.stacker.news/103368)

2/

![](https://m.stacker.news/103369)

3/

![](https://m.stacker.news/103370)

4/

![](https://m.stacker.news/103371)

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We’ve now seen how WOTS works.  
But it’s not quite secure enough on its own…

**WOTS+**, with checksums and bitmasks, patches those holes.

---

**Next Post:**  
👉 *WOTS+*

![](https://m.stacker.news/103372)

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**Resources:**  
- https://sphere10.com/articles/cryptography/pqc/wots
- https://er4hn.info/blog/2023.12.16-sphincs_plus-step-by-step/

