{"id":23100086,"url":"https://github.com/roger-29/dat159-crypto","last_synced_at":"2025-08-29T02:36:29.668Z","repository":{"id":97730796,"uuid":"213021881","full_name":"roger-29/dat159-crypto","owner":"roger-29","description":"⛓ Cryptography","archived":false,"fork":false,"pushed_at":"2019-11-08T12:20:18.000Z","size":2739,"stargazers_count":0,"open_issues_count":0,"forks_count":0,"subscribers_count":1,"default_branch":"master","last_synced_at":"2025-06-08T17:40:30.830Z","etag":null,"topics":["cryptography","java"],"latest_commit_sha":null,"homepage":null,"language":"Java","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/roger-29.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":"2019-10-05T15:19:01.000Z","updated_at":"2019-11-08T12:20:20.000Z","dependencies_parsed_at":"2023-03-30T12:34:48.854Z","dependency_job_id":null,"html_url":"https://github.com/roger-29/dat159-crypto","commit_stats":null,"previous_names":[],"tags_count":0,"template":false,"template_full_name":null,"purl":"pkg:github/roger-29/dat159-crypto","repository_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub/repositories/roger-29%2Fdat159-crypto","tags_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub/repositories/roger-29%2Fdat159-crypto/tags","releases_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub/repositories/roger-29%2Fdat159-crypto/releases","manifests_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub/repositories/roger-29%2Fdat159-crypto/manifests","owner_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub/owners/roger-29","download_url":"https://codeload.github.com/roger-29/dat159-crypto/tar.gz/refs/heads/master","sbom_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub/repositories/roger-29%2Fdat159-crypto/sbom","host":{"name":"GitHub","url":"https://github.com","kind":"github","repositories_count":266608969,"owners_count":23955545,"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":"2025-07-23T02:00:09.312Z","response_time":66,"last_error":null,"robots_txt_status":null,"robots_txt_updated_at":null,"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","java"],"created_at":"2024-12-16T23:29:40.199Z","updated_at":"2025-07-23T03:04:17.986Z","avatar_url":"https://github.com/roger-29.png","language":"Java","funding_links":[],"categories":[],"sub_categories":[],"readme":"# Cryptography\n\n\u003e DAT159\n\nBy Sondre Gjellestad and Arne Molland\n\n## Task 1\n\nAfter setting up the certificate, the connection works.\n\n![Console](images/task1.png)\n![Code](images/task1code.png)\n![Wireshark](images/task1wireshark.png)\n\n## Task 3\n\nHere is the result in WireShark.\n\n![Console](images/task3.png)\n![Wireshark](images/task3wireshark.png)\n\n## Task 4 | Tamper with the Message (Integrity)\n\nAfter setting up the proxy certificates, we've set a breakpoint like this:\n\n![ZAP](images/task4breakpoint.png)\n\nAfter tampering with the message this is the response from the server.\n\n![Tampered](images/task4tampered.png)\n\n## Question\n\nCan we impersonate HttpsClientProxySSLRSA in this setup? If so, we would need it's private key in order to sign messages correctly.\n","project_url":"https://awesome.ecosyste.ms/api/v1/projects/github.com%2Froger-29%2Fdat159-crypto","html_url":"https://awesome.ecosyste.ms/projects/github.com%2Froger-29%2Fdat159-crypto","lists_url":"https://awesome.ecosyste.ms/api/v1/projects/github.com%2Froger-29%2Fdat159-crypto/lists"}