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Cryspen

High Assurance Software & Tools

56 followers
France
https://www.cryspen.com
@[email protected]
company/cryspen
@cryspen.com
info@cryspen.com

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README.md

Cryspen

Our mission is to provide services and software for high assurance software in order to establish trust into your critical systems.

Website
Blog

Software & Tools

libcrux - the formally verified crypto library
OpenMLS (Github) - a Rust implementation of MLS
hax - a framework to write formally verifiable Rust (specifications and code)

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bertie bertie Public

Bertie TLS 1.3 Implementation

F* 125 4
libcrux libcrux Public

The formally verified crypto library for Rust

C 175 26
hax hax Public

A Rust verification tool

OCaml 320 39
hpke-rs hpke-rs Public

Pure Rust implementation of HPKE (https://www.rfc-editor.org/rfc/rfc9180.html)

Rust 40 20

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Showing 10 of 41 repositories

libcrux-iot Public
An IoT friendly, formally verified, crypto library based on libcrux

cryspen/libcrux-iot’s past year of commit activity

Rust 4 AGPL-3.0 2 27 6 Updated Oct 16, 2025
libcrux Public
The formally verified crypto library for Rust

cryspen/libcrux’s past year of commit activity

C 175 Apache-2.0 26 71 (1 issue needs help) 18 Updated Oct 16, 2025
formats Public Forked from RustCrypto/formats
Cryptography-related format encoders/decoders: DER, PEM, PKCS, PKIX

cryspen/formats’s past year of commit activity

Rust 0 170 0 1 Updated Oct 16, 2025
hax Public
A Rust verification tool

cryspen/hax’s past year of commit activity

OCaml 320 Apache-2.0 39 203 (3 issues need help) 7 Updated Oct 15, 2025
bertie Public
Bertie TLS 1.3 Implementation

cryspen/bertie’s past year of commit activity

F* 125 Apache-2.0 4 25 1 Updated Oct 9, 2025
cryspen.github.io Public

cryspen/cryspen.github.io’s past year of commit activity

HTML 1 0 0 0 Updated Oct 2, 2025
SparsePostQuantumRatchet Public Forked from signalapp/SparsePostQuantumRatchet
Provides SPQR, a chunked post-quantum ratchet usable in parallel with DH ratchets for the libsignal protocol.

cryspen/SparsePostQuantumRatchet’s past year of commit activity

F* 0 AGPL-3.0 6 0 0 Updated Oct 2, 2025
benchmark-upload-and-plot-action Public
GitHub Action for continuous benchmarking to keep performance

cryspen/benchmark-upload-and-plot-action’s past year of commit activity

TypeScript 0 MIT 0 2 1 Updated Sep 30, 2025
hpke-rs Public
Pure Rust implementation of HPKE (https://www.rfc-editor.org/rfc/rfc9180.html)

cryspen/hpke-rs’s past year of commit activity

Rust 40 20 4 (1 issue needs help) 0 Updated Sep 23, 2025
boringssl Public Forked from google/boringssl
Mirror of BoringSSL

cryspen/boringssl’s past year of commit activity

C++ 0 867 0 2 Updated Sep 12, 2025

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