{"id":19224255,"url":"https://github.com/pedroalbanese/gostcrypt","last_synced_at":"2026-03-19T08:47:35.889Z","repository":{"id":134974311,"uuid":"422005999","full_name":"pedroalbanese/gostcrypt","owner":"pedroalbanese","description":"GOST R 34.12-2015 Kuznyechik-MGM Encryption Tool","archived":false,"fork":false,"pushed_at":"2022-10-04T18:07:35.000Z","size":47,"stargazers_count":1,"open_issues_count":0,"forks_count":1,"subscribers_count":1,"default_branch":"main","last_synced_at":"2025-01-04T21:19:32.263Z","etag":null,"topics":["encryption-decryption","grasshopper","kuznechik","symmetric-encryption"],"latest_commit_sha":null,"homepage":"","language":"Go","has_issues":true,"has_wiki":null,"has_pages":null,"mirror_url":null,"source_name":null,"license":"isc","status":null,"scm":"git","pull_requests_enabled":true,"icon_url":"https://github.com/pedroalbanese.png","metadata":{"files":{"readme":"README.md","changelog":null,"contributing":null,"funding":null,"license":"LICENSE.md","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":"2021-10-27T23:45:37.000Z","updated_at":"2023-10-31T15:04:10.000Z","dependencies_parsed_at":null,"dependency_job_id":"bffd19b8-b5f1-452b-a945-434508e78d2b","html_url":"https://github.com/pedroalbanese/gostcrypt","commit_stats":null,"previous_names":[],"tags_count":3,"template":false,"template_full_name":null,"repository_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub/repositories/pedroalbanese%2Fgostcrypt","tags_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub/repositories/pedroalbanese%2Fgostcrypt/tags","releases_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub/repositories/pedroalbanese%2Fgostcrypt/releases","manifests_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub/repositories/pedroalbanese%2Fgostcrypt/manifests","owner_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub/owners/pedroalbanese","download_url":"https://codeload.github.com/pedroalbanese/gostcrypt/tar.gz/refs/heads/main","host":{"name":"GitHub","url":"https://github.com","kind":"github","repositories_count":240298487,"owners_count":19779283,"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","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":["encryption-decryption","grasshopper","kuznechik","symmetric-encryption"],"created_at":"2024-11-09T15:11:04.812Z","updated_at":"2026-02-28T02:03:46.073Z","avatar_url":"https://github.com/pedroalbanese.png","language":"Go","funding_links":[],"categories":[],"sub_categories":[],"readme":"# GOSTCrypt ☭\n[![ISC License](http://img.shields.io/badge/license-ISC-blue.svg)](https://github.com/pedroalbanese/gostcrypt/blob/master/LICENSE.md) \n[![GitHub downloads](https://img.shields.io/github/downloads/pedroalbanese/gostcrypt/total.svg?logo=github\u0026logoColor=white)](https://github.com/pedroalbanese/gostcrypt/releases)\n[![GoDoc](https://godoc.org/github.com/pedroalbanese/gostcrypt?status.png)](http://godoc.org/github.com/pedroalbanese/gostcrypt)\n[![Go Report Card](https://goreportcard.com/badge/github.com/pedroalbanese/gostcrypt)](https://goreportcard.com/report/github.com/pedroalbanese/gostcrypt)\n[![GitHub go.mod Go version](https://img.shields.io/github/go-mod/go-version/pedroalbanese/gostcrypt)](https://golang.org)\n[![GitHub release (latest by date)](https://img.shields.io/github/v/release/pedroalbanese/gostcrypt)](https://github.com/pedroalbanese/gostcrypt/releases)\n### Grasshopper-MGM Encryption Tool\n#### GOST R 34.12-2015 Kuznechik block cipher (RFC 7801) with Multilinear Galois Mode (MGM), June 2021 (RFC 9058).\n\u003cpre\u003eUsage of gostcrypt:\ngostcrypt [-d] -p \"pass\" [-i N] [-s \"salt\"] -f \u0026lt;file.ext\u0026gt;\n  -a string\n        Additional data.\n  -d    Decrypt instead of Encrypt.\n  -f string\n        Target file.\n  -i int\n        Iterations. (for PBKDF2) (default 1024)\n  -k string\n        256-bit key to Encrypt/Decrypt.\n  -p string\n        PBKDF2.\n  -r    Generate random 256-bit cryptographic key.\n  -s string\n        Salt. (for PBKDF2)\u003c/pre\u003e\n        \n#### Example of encryption/decryption:\n```sh\n./gostcrypt -k \"\" -f plaintext.ext \u003e ciphertext.ext\n./gostcrypt -d -k $256bitkey -f ciphertext.ext \u003e plaintext.ext\n```\n## License\n\nThis project is licensed under the ISC License.\n\n##### Military-Grade Reliability. Copyright (c) 2020-2021 ALBANESE Research Lab.\n","project_url":"https://awesome.ecosyste.ms/api/v1/projects/github.com%2Fpedroalbanese%2Fgostcrypt","html_url":"https://awesome.ecosyste.ms/projects/github.com%2Fpedroalbanese%2Fgostcrypt","lists_url":"https://awesome.ecosyste.ms/api/v1/projects/github.com%2Fpedroalbanese%2Fgostcrypt/lists"}