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[Directory](/) 2. / 3. shetabit/crypto ActiveLibrary shetabit/crypto =============== Asymmetric crypto package v0.1.0(6y ago)6101MITPHPPHP >=7.2 Since Jan 11Pushed 6y ago3 watchersCompare [ Source](https://github.com/shetabit/crypto)[ Packagist](https://packagist.org/packages/shetabit/crypto)[ Docs](https://github.com/shetabit/crypto)[ RSS](/packages/shetabit-crypto/feed)WikiDiscussions master Synced 5d ago READMEChangelog (1)Dependencies (2)Versions (2)Used By (0) [![](resources/images/crypto.png?raw=true)](resources/images/crypto.png?raw=true) Crypto ====== [](#crypto) > This package can be used to **Encrypt**, **Decrypt** and **Sign** data using **Asymmetric** algorithms in php. the below algoritms can be used: - RSA - DSA - DH - EC Install ------- [](#install) Via Composer ``` $ composer require shetabit/payment ``` How to use ---------- [](#how-to-use) here is a simple encoding/decoding example. ``` $crypto = new Crypto; // generate private key $privateKey = $crypto->createPrivateKey(); echo $privateKey; // generate public key $publicKey = $crypto->createPublicKey($privateKey); echo $publicKey; $data = 'a simple text'; // encrypt, plain data $encryptedData = $crypto->encrypt($publicKey, $data); echo $encryptedData; // decrypt, encrypted data $decryptedData = $crypto->decrypt($privateKey, $encryptedData); echo $decryptedData; ``` #### Create private key [](#create-private-key) you can create a private key like the below ``` $crypt = new Crypt; $privateKey = $crypt->createPrivateKey(); echo $privatekey; ``` the below algorithms can be used: - RSA: use **Crypto::OPENSSL\_KEYTYPE\_RSA** - DSA: use **Crypto::OPENSSL\_KEYTYPE\_DSA** (not completely supported by PHP OpenSSL) - DH: use **Crypto::OPENSSL\_KEYTYPE\_DH** (not completely supported by PHP OpenSSL) - EC: use **Crypto::OPENSSL\_KEYTYPE\_EC** (not completely supported by PHP OpenSSL) ``` $crypt = new Crypt; $privateKey = $crypt->createPrivateKey(Crypto::OPENSSL_KEYTYPE_RSA); echo $privatekey; ``` #### Create public key: [](#create-public-key) a public key can be generated using a private key ``` $privatekey = '-----BEGIN EC PRIVATE KEY----- MIHuAgEBBEgC1SvKxAMTrXYmC9CV+euaL8KVemuuU6I9A5moUh4HgTzESYt35lgc CiwMetwIaB9RHFM7869D4rClXvnxFy91nMklcY7IsCmgBwYFK4EEACehgZUDgZIA BAHBdOduvUMAft3s3xq/70CyHtJTfbFAMmyE6rIOAXYlOcvCvwfLRTbAXkZ+PnU+ 5SkSqpC036F02Hr8GNxToie+gLrEAsmjQwLImuN9o+1UPwYR3LdG8N4JsnFkIMYr qTvrA+usw5pjfZmqE4hHlFVdIaIb7r2m8w2OEZTfsfxQjRzY6uE9P3711NWdZdP2 Rg== -----END EC PRIVATE KEY-----'; $crypt = new Crypt; $publicKey = $crypt->createPublicKey($privateKey); echo $publicKey; ``` #### Encrypt data: [](#encrypt-data) - data must be in string format. - you need a **valid public key** to encrypt data. ``` $publicKey = "-----BEGIN PUBLIC KEY----- MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAzLBs9Y2+QSr8l5LV8beY nidHPHhM0/zMy1V7CiTWQyQVyxsZKHQJZGP+zJNovSH+KG9wfUe5XnC7qVDU80Bi ABfQFhLe+t7w8UnBbRnDxMnLCjoSrtG8ZlJBkfmvTMf4MdmvMUqzqUD+ssB76BOP Cce7qGntIlhQOzj3crliLex6E4OmwUP9RgPtIz/GQuI+O/XSf6irkkRjE8Sq9J7S zU7z/asXcSi9PMzql/3Z/K47azWBZJazpSf6rkfVQzsITcai+CaZvVItCrMq7z94 /poX24CX2MgOxWxv8thRG7jO7nNCT5Smc+wi1j3HXaxbnA3vcAt6yQ6ctXpf1rGI FwIDAQAB -----END PUBLIC KEY-----"; $data = 'this is a simple text'; $encryptedData = $crypto->encrypt($publicKey, $data); echo $encryptedData; ``` #### Decrypt data: [](#decrypt-data) - you need a **valid public key** to decrypt data. ``` $privateKey='private key'; $encryptedData = 'encrypted data'; $decryptedData = $crypto->decrypt($privateKey, $encryptedData); echo $decryptedData; ``` #### Sign data: [](#sign-data) - data must be in string format. - you need a **valid public key** to sign data. ``` $privateKey = "-----BEGIN PRIVATE KEY----- MIHuAgEBBEgC1SvKxAMTrXYmC9CV+euaL8KVemuuU6I9A5moUh4HgTzESYt35lgc CiwMetwIaB9RHFM7869D4rClXvnxFy91nMklcY7IsCmgBwYFK4EEACehgZUDgZIA BAHBdOduvUMAft3s3xq/70CyHtJTfbFAMmyE6rIOAXYlOcvCvwfLRTbAXkZ+PnU+ 5SkSqpC036F02Hr8GNxToie+gLrEAsmjQwLImuN9o+1UPwYR3LdG8N4JsnFkIMYr qTvrA+usw5pjfZmqE4hHlFVdIaIb7r2m8w2OEZTfsfxQjRzY6uE9P3711NWdZdP2 Rg== -----END EC PRIVATE KEY-----"; $data = 'this is a simple text'; $signature = $crypto->sign($privateKey, $data); echo $signature; ``` #### verify signature: [](#verify-signature) - you need a **valid public key** to verify data. ``` $publicKey = "-----BEGIN PUBLIC KEY----- MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAzLBs9Y2+QSr8l5LV8beY nidHPHhM0/zMy1V7CiTWQyQVyxsZKHQJZGP+zJNovSH+KG9wfUe5XnC7qVDU80Bi ABfQFhLe+t7w8UnBbRnDxMnLCjoSrtG8ZlJBkfmvTMf4MdmvMUqzqUD+ssB76BOP Cce7qGntIlhQOzj3crliLex6E4OmwUP9RgPtIz/GQuI+O/XSf6irkkRjE8Sq9J7S zU7z/asXcSi9PMzql/3Z/K47azWBZJazpSf6rkfVQzsITcai+CaZvVItCrMq7z94 /poX24CX2MgOxWxv8thRG7jO7nNCT5Smc+wi1j3HXaxbnA3vcAt6yQ6ctXpf1rGI FwIDAQAB -----END PUBLIC KEY-----"; $signature = 'this is a signature'; $verification = $crypto->encrypt($publicKey, $data); echo $encryptedData ? 'true' : 'false'; ``` ### Health Score 22 — LowBetter than 22% of packages Maintenance20 Infrequent updates — may be unmaintained Popularity11 Limited adoption so far Community9 Small or concentrated contributor base Maturity41 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 Unknown Total 1 Last Release 2318d ago ### Community Maintainers ![](https://www.gravatar.com/avatar/9d73b855df70ba50a46d879126a3f32fb173d12ca3e778e0a72b7398cbef8a26?d=identicon)[shetabit](/maintainers/shetabit) --- Top Contributors [![roshedgostarandev1](https://avatars.githubusercontent.com/u/52368299?v=4)](https://github.com/roshedgostarandev1 "roshedgostarandev1 (9 commits)") --- Tags asymmetric-cryptographyeccphpphp-asymmetric-cryptographyrsacryptorsaececcshetabitdsaDHshetabit cryptoapi cryptosecure apiapi cipherasymmetric crypto ### Code Quality TestsPHPUnit Code StylePHP\_CodeSniffer ### Embed Badge ![Health badge](/badges/shetabit-crypto/health.svg) ``` [![Health](https://phpackages.com/badges/shetabit-crypto/health.svg)](https://phpackages.com/packages/shetabit-crypto) ``` ### Alternatives [phpseclib/phpseclib PHP Secure Communications Library - Pure-PHP implementations of RSA, AES, SSH2, SFTP, X.509 etc. 5.6k434.8M1.3k](/packages/phpseclib-phpseclib)[defuse/php-encryption Secure PHP Encryption Library 3.9k162.4M214](/packages/defuse-php-encryption)[spomky-labs/pki-framework A PHP framework for managing Public Key Infrastructures. 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