{"id":24016388,"url":"https://github.com/renaud1239/kreyvium","last_synced_at":"2025-09-12T06:37:35.491Z","repository":{"id":217206386,"uuid":"98200602","full_name":"renaud1239/Kreyvium","owner":"renaud1239","description":"Reference code of the KREYVIUM algorithm, a FHE-friendly 128-bit key stream cipher.","archived":false,"fork":false,"pushed_at":"2017-11-14T15:41:42.000Z","size":13,"stargazers_count":5,"open_issues_count":0,"forks_count":1,"subscribers_count":3,"default_branch":"master","last_synced_at":"2025-07-27T15:55:36.165Z","etag":null,"topics":["cryptography","stream-cipher"],"latest_commit_sha":null,"homepage":"","language":"C++","has_issues":true,"has_wiki":null,"has_pages":null,"mirror_url":null,"source_name":null,"license":"gpl-3.0","status":null,"scm":"git","pull_requests_enabled":true,"icon_url":"https://github.com/renaud1239.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,"zenodo":null}},"created_at":"2017-07-24T14:35:15.000Z","updated_at":"2024-10-22T02:27:23.000Z","dependencies_parsed_at":null,"dependency_job_id":"76164768-1258-4ab5-86cc-0ff39488c522","html_url":"https://github.com/renaud1239/Kreyvium","commit_stats":null,"previous_names":["renaud1239/kreyvium"],"tags_count":0,"template":false,"template_full_name":null,"purl":"pkg:github/renaud1239/Kreyvium","repository_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub/repositories/renaud1239%2FKreyvium","tags_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub/repositories/renaud1239%2FKreyvium/tags","releases_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub/repositories/renaud1239%2FKreyvium/releases","manifests_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub/repositories/renaud1239%2FKreyvium/manifests","owner_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub/owners/renaud1239","download_url":"https://codeload.github.com/renaud1239/Kreyvium/tar.gz/refs/heads/master","sbom_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub/repositories/renaud1239%2FKreyvium/sbom","scorecard":null,"host":{"name":"GitHub","url":"https://github.com","kind":"github","repositories_count":274769966,"owners_count":25346209,"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":"2025-09-12T02:00:09.324Z","response_time":60,"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":["cryptography","stream-cipher"],"created_at":"2025-01-08T08:50:06.606Z","updated_at":"2025-09-12T06:37:35.468Z","avatar_url":"https://github.com/renaud1239.png","language":"C++","funding_links":[],"categories":[],"sub_categories":[],"readme":"Reference code of the KREYVIUM stream cipher\n============================================\n\nThis is the reference code for the KREYVIUM stream cipher, a 128-bits variant of TRIVIUM published in A. Canteaut, S. Carpov, C. Fontaine, T. Lepoint, M. Naya-Plasencia, P. Paillier and R. Sirdey, \"Stream ciphers: a practical solution for efficient homomorphic-ciphertext compression\", Proceedings of the 23rd International Conference on Fast Software Encryption, Lecture Notes in Computer Science, vol. 9783, pp. 313-333, 2016.\n\nThis code is only a straight translation of the specification in the aforementioned paper, without any particular optimizations.\n\nTo compile the reference code, run it and compare its output to the reference just do:\n\n    g++ kreyvium-ref.cpp\n    ./a.out \u003c kreyvium.dat \u003e tmp\n    diff tmp kreyvium.out\n    \nThat's all folks!\n","project_url":"https://awesome.ecosyste.ms/api/v1/projects/github.com%2Frenaud1239%2Fkreyvium","html_url":"https://awesome.ecosyste.ms/projects/github.com%2Frenaud1239%2Fkreyvium","lists_url":"https://awesome.ecosyste.ms/api/v1/projects/github.com%2Frenaud1239%2Fkreyvium/lists"}