crates.io · crates:p256

p256 active

Pure Rust implementation of the NIST P-256 (a.k.a. secp256r1, prime256v1) elliptic curve as defined in SP 800-186, with support for ECDH, ECDSA signing/verification, and general purpose curve arithmetic

Latest stable version	0.14.0
Published	2026-07-03 17:56:52 UTC
Install	`cargo add p256`
Minimum Rust version (rust-version)	`Rust ≥ 1.85`
License	Apache-2.0 OR MIT
Advisories on latest version	none known
Last verified	2026-10-09 02:59:19 UTC
Sources	api.osv.dev, crates.io

Maintenance

Activity	active
Last stable release	2026-07-03 17:56:52 UTC · 97 days ago
Stable releases in the last 12 months	1
Published versions	61

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

Version history

Version	Published
`0.14.0`	2026-07-03 17:56:52 UTC
`0.13.2`	2023-04-15 20:53:22 UTC
`0.13.1`	2023-04-10 14:27:23 UTC
`0.13.0`	2023-03-03 19:53:33 UTC
`0.12.0`	2023-01-16 17:57:52 UTC
`0.11.1`	2022-06-12 16:47:31 UTC
`0.11.0`	2022-05-09 18:14:31 UTC
`0.10.1`	2022-01-17 16:45:59 UTC
`0.10.0`	2021-12-14 17:29:02 UTC
`0.9.0`	2021-06-08 17:38:46 UTC
`0.8.1`	2021-05-10 15:45:16 UTC
`0.8.0`	2021-04-29 21:45:04 UTC
`0.7.3`	2021-04-16 14:23:57 UTC
`0.7.2`	2021-01-13 17:25:50 UTC
`0.7.1`	2020-12-17 06:10:42 UTC
`0.7.0`	2020-12-17 05:17:15 UTC
`0.6.0`	2020-12-06 18:21:34 UTC
`0.5.2`	2020-10-08 21:33:25 UTC
`0.5.1`	2020-10-08 19:41:44 UTC
`0.5.0`	2020-09-18 15:55:33 UTC

Showing the 20 most recent of 26 versions. JSON

Version compatibility

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

Runtime	Newest compatible version
`rust 1.63`	`0.12.0`
`rust 1.70`	`0.13.2`
`rust 1.75`	`0.13.2`
`rust 1.80`	`0.13.2`
`rust 1.85`	`0.14.0`
`rust 1.90`	`0.14.0`

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Frequently asked questions

What is the latest version of p256?

The latest stable version of p256 is 0.14.0, published on 2026-07-03. Verified by Vigia on 2026-10-09.

How do I install the latest version of p256?

Run cargo add p256. The latest stable version is 0.14.0 (verified 2026-10-09).

Is p256 deprecated?

No. p256 is not marked as deprecated in the registry.

Which Rust version does p256 require?

p256 0.14.0 declares this requirement: Rust ≥ 1.85.

Does p256 0.14.0 have known vulnerabilities?

No known advisories affect p256 0.14.0 according to the data Vigia checks.

Is p256 still maintained?

p256 published 1 stable releases in the last 12 months; the most recent was 97 days ago. Activity: active.

Observed changes

No changes observed yet since Vigia started tracking this package.

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