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crates.io · crates:p521

p521 active

Pure Rust implementation of the NIST P-521 (a.k.a. secp521r1) elliptic curve as defined in SP 800-186, with support for ECDH, ECDSA signing/verification, and general purpose curve arithmetic

Latest stable version0.14.0
Published2026-07-08 21:10:14 UTC
Installcargo add p521
Minimum Rust version (rust-version)Rust ≥ 1.85
LicenseApache-2.0 OR MIT
Advisories on latest versionnone known
Last verified2026-10-09 15:22:14 UTC
Sourcesapi.osv.dev, crates.io

Maintenance

Activityactive
Last stable release2026-07-08 21:10:14 UTC · 92 days ago
Stable releases in the last 12 months1
Published versions33

Heuristic based only on release dates; it does not measure issue or security response times.

Version history

VersionPublished
0.14.02026-07-08 21:10:14 UTC
0.13.32023-11-11 17:06:38 UTC
0.13.22023-11-10 04:00:06 UTC
0.13.1 withdrawn2023-11-10 01:25:52 UTC
0.13.0 withdrawn2023-03-04 01:07:20 UTC
0.0.0 withdrawn2018-10-03 14:58:15 UTC

Showing the 6 most recent of 6 versions. JSON

Version compatibility

Newest stable version that declares support for each runtime version (from the requirements published with each version).

RuntimeNewest compatible version
rust 1.63none
rust 1.700.13.3
rust 1.750.13.3
rust 1.800.13.3
rust 1.850.14.0
rust 1.900.14.0

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Frequently asked questions

What is the latest version of p521?

The latest stable version of p521 is 0.14.0, published on 2026-07-08. Verified by Vigia on 2026-10-09.

How do I install the latest version of p521?

Run cargo add p521. The latest stable version is 0.14.0 (verified 2026-10-09).

Is p521 deprecated?

No. p521 is not marked as deprecated in the registry.

Which Rust version does p521 require?

p521 0.14.0 declares this requirement: Rust ≥ 1.85.

Does p521 0.14.0 have known vulnerabilities?

No known advisories affect p521 0.14.0 according to the data Vigia checks.

Is p521 still maintained?

p521 published 1 stable releases in the last 12 months; the most recent was 92 days ago. Activity: active.

Observed changes

No changes observed yet since Vigia started tracking this package.

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