{"id":22414912,"url":"https://github.com/efler/cryptography-des-deal","last_synced_at":"2025-08-05T08:20:43.437Z","repository":{"id":237364305,"uuid":"782876110","full_name":"Efler/cryptography-des-deal","owner":"Efler","description":"DES/DEAL symmetric-key algorithm for the encryption","archived":false,"fork":false,"pushed_at":"2024-05-21T00:01:59.000Z","size":991,"stargazers_count":1,"open_issues_count":0,"forks_count":0,"subscribers_count":1,"default_branch":"main","last_synced_at":"2025-03-27T04:16:28.455Z","etag":null,"topics":["algorithms","cipher","cipher-algorithms","cryptography","deal","des","encoder-decoder","security"],"latest_commit_sha":null,"homepage":"","language":"Java","has_issues":true,"has_wiki":null,"has_pages":null,"mirror_url":null,"source_name":null,"license":null,"status":null,"scm":"git","pull_requests_enabled":true,"icon_url":"https://github.com/Efler.png","metadata":{"files":{"readme":"README.md","changelog":null,"contributing":null,"funding":null,"license":null,"code_of_conduct":null,"threat_model":null,"audit":null,"citation":null,"codeowners":null,"security":null,"support":null,"governance":null,"roadmap":null,"authors":null,"dei":null,"publiccode":null,"codemeta":null}},"created_at":"2024-04-06T09:41:26.000Z","updated_at":"2024-05-21T00:02:02.000Z","dependencies_parsed_at":"2024-05-01T04:23:45.864Z","dependency_job_id":"fcccaddc-2f3e-4819-bbaa-dff70ec3b861","html_url":"https://github.com/Efler/cryptography-des-deal","commit_stats":null,"previous_names":["efler/cryptography-des-deal"],"tags_count":0,"template":false,"template_full_name":null,"purl":"pkg:github/Efler/cryptography-des-deal","repository_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub/repositories/Efler%2Fcryptography-des-deal","tags_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub/repositories/Efler%2Fcryptography-des-deal/tags","releases_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub/repositories/Efler%2Fcryptography-des-deal/releases","manifests_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub/repositories/Efler%2Fcryptography-des-deal/manifests","owner_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub/owners/Efler","download_url":"https://codeload.github.com/Efler/cryptography-des-deal/tar.gz/refs/heads/main","sbom_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub/repositories/Efler%2Fcryptography-des-deal/sbom","host":{"name":"GitHub","url":"https://github.com","kind":"github","repositories_count":268859749,"owners_count":24319012,"icon_url":"https://github.com/github.png","version":null,"created_at":"2022-05-30T11:31:42.601Z","updated_at":"2022-07-04T15:15:14.044Z","status":"online","status_checked_at":"2025-08-05T02:00:12.334Z","response_time":2576,"last_error":null,"robots_txt_status":"success","robots_txt_updated_at":"2025-07-24T06:49:26.215Z","robots_txt_url":"https://github.com/robots.txt","online":true,"can_crawl_api":true,"host_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub","repositories_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub/repositories","repository_names_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub/repository_names","owners_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub/owners"}},"keywords":["algorithms","cipher","cipher-algorithms","cryptography","deal","des","encoder-decoder","security"],"created_at":"2024-12-05T15:10:00.737Z","updated_at":"2025-08-05T08:20:43.384Z","avatar_url":"https://github.com/Efler.png","language":"Java","funding_links":[],"categories":[],"sub_categories":[],"readme":"# DES/DEAL Encryptor\n\nШифрование данных с помощью алгоритмов DES и DEAL\n\n---\n\n## Algorithms\n\nДанная библиотека позволяет производить шифрование/дешифрование данных и файлов с помощью алгоритмов шифрования `Data Encryption Standard (DES)` и его усовершенствованной версией `Data Encryption Algorithm with Larger blocks (DEAL)`\n\n**Параметры DES:**\n* Размер блока: `64 бит`\n* Размер ключа: `56 бит`\n* Колличество раундов: `16`\n\n**Параметры DEAL:**\n* Размер блока: `128 бит`\n* Размер ключа: `128`, `192` или `256 бит` _(в зависимости от конфигурации)_\n* Количество раундов: `6` или `8` _(в зависимости от конфигурации)_\n\n---\n\n## Configuration\n\nОба алгоритма поддерживают различные режимы шифрования блоков и различные типы набивки блока\n\n**Режимы шифрования блоков:**\n* `ECB` - Electronic Codebook\n* `CBC` - Cipher Block Chaining\n* `PCBC` - Propagating Cipher Block Chaining\n* `CFB` - Cipher Feedback\n* `OFB` - Output Feedback\n* `CTR` - Counter mode\n* `RD` - Random Delta\n\n**Типы набивки блока:**\n* `Zeroz`\n* `ANSI`\n* `X.923`\n* `PKCS7`\n* `ISO10126`\n\nШифрование можно производить как синхронно, так и асинхронно _(количество потоков конфигурируется)_\n\n---\n\n## Usage\n\nШифрование/дешифрование и конфигурация производится через класс `EncryptorManager`\n\nКонструктор класса принимает следующие параметры:\n* Ключ шифрования _(64 или 128 бит в зависимости от алгоритма шифрования)_\n* Алгоритм шифрования\n   - `DES`\n   - `DEAL_128`\n   - `DEAL_192`\n   - `DEAL_256`\n* Режим шифрования блоков\n   - `ECB`\n   - `CBC`\n   - `PCBC`\n   - `CFB`\n   - `OFB`\n   - `CTR`\n   - RandomDelta\n* Тип набивки блока\n   - `Zeroz`\n   - `ANSI`\n   - `X.923`\n   - `PKCS7`\n   - `ISO10126`\n* Вектор инициализации\n\n\n**Пример создания `EncryptorManager`**\n\n```\n// key = 0x133457788BBCDFF1\nbyte[] key = new byte[] {\n        (byte) 0x13, (byte) 0x34, (byte) 0x57, (byte) 0x79,\n        (byte) 0x9B, (byte) 0xBC, (byte) 0xDF, (byte) 0xF1\n};\n\n// initialization vector = 0x1F3400789AB5DEF7\n byte[] IV = new byte[]{\n        (byte) 0x1F, (byte) 0x34, (byte) 0x00, (byte) 0x78,\n        (byte) 0x9A, (byte) 0xB5, (byte) 0xDE, (byte) 0xF7\n};\n\nEncryptorManager manager = new EncryptorManager(\n        key,\n        EncryptorManager.EncryptionAlgorithm.DES,\n        EncryptModes.Mode.CTR,\n        Paddings.PaddingType.ISO10126,\n        IV\n);\n```\n\n\n**Шифрование/дешифрование байтов**\n\n_синхронно_\n```\nbyte[] plainText = new byte[] {\n        (byte) 0x00, (byte) 0x01, (byte) 0x02, (byte) 0x03, (byte) 0x04,\n        (byte) 0x05, (byte) 0x06, (byte) 0x07, (byte) 0x08, (byte) 0x09\n};\n\nbyte[] encryptedText = manager.encryptSync(plainText);      // шифрование\nbyte[] decryptedText = manager.decryptSync(encryptedText);  // дешифрование\n\n// Arrays.equals(plainText, decryptedText)   --\u003e true\n```\n\n_aсинхронно_\n```\nbyte[] plainText = new byte[] {\n        (byte) 0x00, (byte) 0x01, (byte) 0x02, (byte) 0x03, (byte) 0x04,\n        (byte) 0x05, (byte) 0x06, (byte) 0x07, (byte) 0x08, (byte) 0x09\n};\n\nbyte[] encryptedText = manager.encryptAsync(plainText, 5);      // шифрование (5 - количество задействованных потоков)\nbyte[] decryptedText = manager.decryptAsync(encryptedText, 5);  // дешифрование (5 - количество задействованных потоков)\n\n// Arrays.equals(plainText, decryptedText)   --\u003e true\n```\n\n\n**Шифрование/дешифрование файлов**\n\n_синхронно_\n```\nmanager.encryptFileSync(\"[input_file_path]\", \"[output_file_path]\");  // шифрование\nmanager.decryptFileSync(\"[input_file_path]\", \"[output_file_path]\");  // дешифрование\n```\n\n_aсинхронно_\n```\nmanager.encryptFileAsync(\"[input_file_path]\", \"[output_file_path]\", 5);  // шифрование (5 - количество задействованных потоков)\nmanager.decryptFileAsync(\"[input_file_path]\", \"[output_file_path]\", 5);  // дешифрование (5 - количество задействованных потоков)\n```\n","project_url":"https://awesome.ecosyste.ms/api/v1/projects/github.com%2Fefler%2Fcryptography-des-deal","html_url":"https://awesome.ecosyste.ms/projects/github.com%2Fefler%2Fcryptography-des-deal","lists_url":"https://awesome.ecosyste.ms/api/v1/projects/github.com%2Fefler%2Fcryptography-des-deal/lists"}