# Security

**URL:** https://forum.xx.network/c/security/35.md

[Latest](https://forum.xx.network/latest.md) · [Categories](https://forum.xx.network/categories.md)

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## [About the Security category](https://forum.xx.network/t/about-the-security-category/6834)

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**Author:** [@rick](https://forum.xx.network/u/rick)\
**Replies:** 0

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This category holds security questions and notices.

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## [Velox: Scalable Fair Asynchronous MPC from Lightweight Cryptography](https://forum.xx.network/t/velox-scalable-fair-asynchronous-mpc-from-lightweight-cryptography/7309)

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**Author:** [@rothbardian](https://forum.xx.network/u/rothbardian)\
**Replies:** 0\
**Last updated:** [October 14, 2025, 10:13am UTC](https://forum.xx.network/t/velox-scalable-fair-asynchronous-mpc-from-lightweight-cryptography/7309 "2025-10-14T10:13:02Z")

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Multi-party computation (MPC) enables a set of mutually distrusting parties to compute any function on their private inputs. Mainly, MPC facilitates agreement on the function’s output while preserving the secrecy of hon…

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## [Paper "An efficient key recovery attack on SIDH (preliminary version)" affects xx messenger quantum security](https://forum.xx.network/t/paper-an-efficient-key-recovery-attack-on-sidh-preliminary-version-affects-xx-messenger-quantum-security/6835)

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**Author:** [@rick](https://forum.xx.network/u/rick)\
**Replies:** 7\
**Last updated:** [June 6, 2024, 4:22am UTC](https://forum.xx.network/t/paper-an-efficient-key-recovery-attack-on-sidh-preliminary-version-affects-xx-messenger-quantum-security/6835 "2024-06-06T04:22:34Z")

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Earlier today, a paper was released which describes how to break the cryptography used in the quantum secure part of the xxDK and xx messenger. High Level Summary: The xx consensus and xx sleeve are NOT impacted. The …