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[Utility & Helpers](/categories/utility) 4. / 5. sop/crypto-types ActiveLibrary[Utility & Helpers](/categories/utility) sop/crypto-types ================ A PHP library of various ASN.1 types for cryptographic applications. 0.3.0(6y ago)111.4M↓22.5%4[2 issues](https://github.com/sop/crypto-types/issues)[1 PRs](https://github.com/sop/crypto-types/pulls)20MITPHPPHP >=7.2 Since Jul 14Pushed 4y ago1 watchersCompare [ Source](https://github.com/sop/crypto-types)[ Packagist](https://packagist.org/packages/sop/crypto-types)[ Docs](https://github.com/sop/crypto-types)[ RSS](/packages/sop-crypto-types/feed)WikiDiscussions master Synced 1mo ago READMEChangelogDependencies (3)Versions (8)Used By (20) CryptoTypes =========== [](#cryptotypes) [![Build Status](https://camo.githubusercontent.com/33adf4dcc7bd4ddfa668e97e29adcf98177777d3937133e8880fd588d983dae6/68747470733a2f2f7472617669732d63692e636f6d2f736f702f63727970746f2d74797065732e7376673f6272616e63683d6d6173746572)](https://travis-ci.com/sop/crypto-types)[![Scrutinizer Code Quality](https://camo.githubusercontent.com/2fedb7dcde7086dc6c2f885acf7bb8a80193b20155d94c01c8977c8a66e5c1b5/68747470733a2f2f7363727574696e697a65722d63692e636f6d2f672f736f702f63727970746f2d74797065732f6261646765732f7175616c6974792d73636f72652e706e673f623d6d6173746572)](https://scrutinizer-ci.com/g/sop/crypto-types/?branch=master)[![Coverage Status](https://camo.githubusercontent.com/d0b2b1979696bcf2dab6fe56c2338f34db1bcce6b7c51d0e1a7d024c4b7a977f/68747470733a2f2f636f766572616c6c732e696f2f7265706f732f6769746875622f736f702f63727970746f2d74797065732f62616467652e7376673f6272616e63683d6d6173746572)](https://coveralls.io/github/sop/crypto-types?branch=master)[![License](https://camo.githubusercontent.com/d8e304b726fd317c628bd734f99410933c59ebb36d1f660d58eccb71ec01fd82/68747470733a2f2f706f7365722e707567782e6f72672f736f702f63727970746f2d74797065732f6c6963656e7365)](https://github.com/sop/crypto-types/blob/master/LICENSE) A PHP library of various ASN.1 types for cryptographic applications. Requirements ------------ [](#requirements) - PHP >=7.2 - gmp - [sop/asn1](https://github.com/sop/asn1) - [sop/crypto-encoding](https://github.com/sop/crypto-encoding) - [sop/x501](https://github.com/sop/x501) Features -------- [](#features) - Asymmetric keys - [`RSAPrivateKey`](https://tools.ietf.org/html/rfc2437#section-11.1.2), [`RSAPublicKey`](https://tools.ietf.org/html/rfc2437#section-11.1.1) - [`ECPrivateKey`](https://tools.ietf.org/html/rfc5915#section-3), [`ECPublicKey`](https://tools.ietf.org/html/rfc5480#section-2.2) - [`PrivateKeyInfo`](https://tools.ietf.org/html/rfc5208#section-5)([PKCS #8](https://tools.ietf.org/html/rfc5208)) - [`SubjectPublicKeyInfo`](https://tools.ietf.org/html/rfc5280#section-4.1)([X.509](https://tools.ietf.org/html/rfc5280)) - [RSA](https://tools.ietf.org/html/rfc2313#section-10) and [EC](https://tools.ietf.org/html/rfc3278#section-8.2) signature types - Various `AlgorithmIdentifier` types and their OID's Installation ------------ [](#installation) This library is available on [Packagist](https://packagist.org/packages/sop/crypto-types). ``` composer require sop/crypto-types ``` License ------- [](#license) This project is licensed under the MIT License. ### Health Score 37 — LowBetter than 83% of packages Maintenance16 Infrequent updates — may be unmaintained Popularity47 Moderate usage in the ecosystem Community22 Small or concentrated contributor base Maturity53 Maturing project, gaining track record Bus Factor1 Top contributor holds 100% of commits — single point of failure How is this calculated?**Maintenance (25%)** — Last commit recency, latest release date, and issue-to-star ratio. Uses a 2-year decay window. **Popularity (30%)** — Total and monthly downloads, GitHub stars, and forks. Logarithmic scaling prevents top-heavy scores. **Community (15%)** — Contributors, dependents, forks, watchers, and maintainers. Measures real ecosystem engagement. **Maturity (30%)** — Project age, version count, PHP version support, and release stability. ### Release Activity Cadence Every ~135 days Recently: every ~164 days Total 6 Last Release 2553d ago PHP version history (3 changes)0.1.0PHP >=5.6.3 0.2.0PHP >=7.0 0.3.0PHP >=7.2 ### Community Maintainers ![](https://www.gravatar.com/avatar/35cf70dd6be68d37fd42490e3ad9c199d2a1f1dd4420f71658998b7d8b694e97?d=identicon)[sop](/maintainers/sop) --- Top Contributors [![sop](https://avatars.githubusercontent.com/u/1017000?v=4)](https://github.com/sop "sop (46 commits)") --- Tags algorithm-identifierasn1cryptographyecprivate-keypublic-keyrsasignaturecryptographysignaturersaasn1Private Keypublic keyecalgorithm identifier ### Code Quality TestsPHPUnit ### Embed Badge ![Health badge](/badges/sop-crypto-types/health.svg) ``` [![Health](https://phpackages.com/badges/sop-crypto-types/health.svg)](https://phpackages.com/packages/sop-crypto-types) ``` ### Alternatives [spomky-labs/pki-framework A PHP framework for managing Public Key Infrastructures. 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