{"id":22711318,"url":"https://github.com/daira/jubjub","last_synced_at":"2026-02-25T19:10:37.627Z","repository":{"id":145276552,"uuid":"109224321","full_name":"daira/jubjub","owner":"daira","description":"Supporting evidence for security of the Jubjub curve to be used in Zcash","archived":false,"fork":false,"pushed_at":"2021-09-03T12:26:13.000Z","size":8,"stargazers_count":16,"open_issues_count":1,"forks_count":9,"subscribers_count":3,"default_branch":"master","last_synced_at":"2025-08-22T06:33:59.706Z","etag":null,"topics":["cryptography","elliptic-curves","mathematics","sagemath","zcash"],"latest_commit_sha":null,"homepage":null,"language":"Sage","has_issues":true,"has_wiki":null,"has_pages":null,"mirror_url":null,"source_name":null,"license":"mit","status":null,"scm":"git","pull_requests_enabled":true,"icon_url":"https://github.com/daira.png","metadata":{"files":{"readme":"README.md","changelog":null,"contributing":null,"funding":null,"license":"LICENSE","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":"2017-11-02T06:07:18.000Z","updated_at":"2023-11-28T12:45:08.000Z","dependencies_parsed_at":"2023-05-04T10:00:27.573Z","dependency_job_id":null,"html_url":"https://github.com/daira/jubjub","commit_stats":null,"previous_names":[],"tags_count":0,"template":false,"template_full_name":null,"purl":"pkg:github/daira/jubjub","repository_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub/repositories/daira%2Fjubjub","tags_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub/repositories/daira%2Fjubjub/tags","releases_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub/repositories/daira%2Fjubjub/releases","manifests_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub/repositories/daira%2Fjubjub/manifests","owner_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub/owners/daira","download_url":"https://codeload.github.com/daira/jubjub/tar.gz/refs/heads/master","sbom_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub/repositories/daira%2Fjubjub/sbom","scorecard":null,"host":{"name":"GitHub","url":"https://github.com","kind":"github","repositories_count":279006252,"owners_count":26084060,"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":"2025-10-11T02:00:06.511Z","response_time":55,"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","elliptic-curves","mathematics","sagemath","zcash"],"created_at":"2024-12-10T12:15:45.862Z","updated_at":"2025-10-11T04:06:05.168Z","avatar_url":"https://github.com/daira.png","language":"Sage","funding_links":[],"categories":[],"sub_categories":[],"readme":"Jubjub supporting evidence\n--------------------------\n\nThis repository contains supporting evidence that the twisted Edwards curve\n-x^2 + y^2 = 1 - (10240/10241).x^2.y^2 of rational points over\nGF(52435875175126190479447740508185965837690552500527637822603658699938581184513),\n[also called \"Jubjub\"](https://z.cash/technology/jubjub.html),\nsatisfies the [SafeCurves criteria](https://safecurves.cr.yp.to/index.html).\n\nThe script ``verify.sage`` is based on\n[this script from the SafeCurves site](https://safecurves.cr.yp.to/verify.html),\nmodified\n\n* to support twisted Edwards curves;\n* to generate a file 'primes' containing the primes needed for primality proofs,\n  if it is not already present;\n* to change the directory in which Pocklington proof files are generated\n  (``proof/`` rather than ``../../../proof``), and to create that directory\n  if it does not exist.\n\nPrerequisites:\n\n* apt-get install sagemath\n* sage --pip install sortedcontainers\n\nRun ``sage verify.sage .``, or ``./run.sh`` to also print out the results.\n\nNote that the \"rigidity\" criterion cannot be checked automatically.\n","project_url":"https://awesome.ecosyste.ms/api/v1/projects/github.com%2Fdaira%2Fjubjub","html_url":"https://awesome.ecosyste.ms/projects/github.com%2Fdaira%2Fjubjub","lists_url":"https://awesome.ecosyste.ms/api/v1/projects/github.com%2Fdaira%2Fjubjub/lists"}