curve25519-dalek

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Issues when running the avx512ifma backend

5

I was trying to test out the `avx512ifma` backend, but getting the following error Building with ``` > RUSTFLAGS="-C target_feature=+avx512ifma" cargo +nightly bench --no-default-features --features=std,simd_backend ``` ``` LLVM ERROR: Cannot...

dignifiedquire

Iterator adaptors for vectorized point decompression

4

`curve25519-dalek` has multiple implementations of finite field arithmetic: *serial* implementations (using `u32`s or `u64`s), and *vector* implementations (using SIMD vectors). The vector implementations provide arithmetic on vectors of field elements,...

hdevalence

While implementing FROST signatures, I tried to use polynomial::Polynomial with Scalar. Unfortunately, Scalar was missing several traits. This PR implements those traits. The Display trait should prove useful to anyone...

xoloki

Update dependencies, move to 2021 edition

2

Update crate to 2021 edition (just had to fix crate paths) and update dependencies.

rickwebiii

Hi, Is there a way to convert a `u32` (or `u64` or a vector of `u8`) to a Ristretto point and then back without hashing (`RistrettoPoint::hash_from_bytes::(text.as_bytes())`)? I'm implementing ElGamal encryption...

jimouris

I want to find a point with order 8 in Curve25519 or Ed25519. However, I first use **Sage** to find some points, which order are 8. Then, I using `curve25519_dalek::montgomery::MontgomeryPoint`...

qxzhou1010

Have you considered using the speedup described by Adam Langley [here](https://www.imperialviolet.org/2013/05/10/fastercurve25519.html)? He claims to reach around 350K public key operations per second, which is about a 3.5x increase over the...

emchristiansen

Can I implement an accumulator with this library?

1

As the title says. I'm looking for ways of replacing a Merkle-tree with something more efficient. But I'm a software developer, not a cryptographer, so it is kinda hard for...

seniorjoinu

Hello! Just wondering if there is a timeline or any blockers for upgrading the pre-release (v4.0.0-pre.1 currently) to v4.0.0. The opaque-ke library (https://github.com/novifinancial/opaque-ke) is also currently on a pre-release, depending...

kevinlewi

Elligator2 Forward and Reverse Mappings

6

Hello, This is an implementation of the Elligator2 forward and reverse mappings --- points to representative values, as well as representative values to points. The specific goal is to make...

jmwample