{"id":27122608,"url":"https://github.com/adamrefaey/private-stamp","last_synced_at":"2025-04-07T11:49:41.653Z","repository":{"id":38619870,"uuid":"236269417","full_name":"adamrefaey/private-stamp","owner":"adamrefaey","description":"PrivateStamp: a private proof-of-existence DApp. Prove that you've had a file at a certain time without compromising your privacy.","archived":false,"fork":false,"pushed_at":"2023-03-03T13:10:42.000Z","size":4664,"stargazers_count":21,"open_issues_count":15,"forks_count":4,"subscribers_count":0,"default_branch":"master","last_synced_at":"2023-11-19T17:08:38.880Z","etag":null,"topics":["cryptography","dapp","encryption","ethereum","proof-of-existence","solidity","vue"],"latest_commit_sha":null,"homepage":"","language":"Vue","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/adamrefaey.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}},"created_at":"2020-01-26T05:04:51.000Z","updated_at":"2023-11-19T17:08:44.831Z","dependencies_parsed_at":"2023-11-19T17:08:39.690Z","dependency_job_id":"993a3ba3-c143-48ad-b4cc-90695cd879f2","html_url":"https://github.com/adamrefaey/private-stamp","commit_stats":null,"previous_names":["adamrefaey/private-stamp"],"tags_count":0,"template":null,"template_full_name":null,"repository_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub/repositories/adamrefaey%2Fprivate-stamp","tags_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub/repositories/adamrefaey%2Fprivate-stamp/tags","releases_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub/repositories/adamrefaey%2Fprivate-stamp/releases","manifests_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub/repositories/adamrefaey%2Fprivate-stamp/manifests","owner_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub/owners/adamrefaey","download_url":"https://codeload.github.com/adamrefaey/private-stamp/tar.gz/refs/heads/master","host":{"name":"GitHub","url":"https://github.com","kind":"github","repositories_count":247648899,"owners_count":20972944,"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":["cryptography","dapp","encryption","ethereum","proof-of-existence","solidity","vue"],"created_at":"2025-04-07T11:49:40.221Z","updated_at":"2025-04-07T11:49:41.633Z","avatar_url":"https://github.com/adamrefaey.png","language":"Vue","funding_links":[],"categories":[],"sub_categories":[],"readme":"# PrivateStamp (Alpha version)\n\n### A private proof-of-existence DApp.\n\n### Prove that you've had a file (of any type \u0026 size) at a certain time without compromising your privacy.\n\n`Currently deployed on Rinkeby network`\n\n## Technologies used:\n\n_Solidity_, _Truffle_, _IPFS_, _Javascript_, _Web Crypto API_, _Vue_, _Vuetify_\n\n## You need MetaMask extension installed to interact with the app\n\n## Demo:\n\nhttps://www.youtube.com/watch?v=z74hus7oNH8\n\n## Features:\n\n### Secure:\n\n-   Your original file is never transmitted over the network, both encryption \u0026 decryption happen locally.\n\n-   Every encryption process generate a different file/hash even if the same file is encrypted with the same password, that's because a random salt is generated everytime.\n\n### Decentralized:\n\n-   Relies on Ethereum blockchain to store/retrieve data\n\n### Cheap:\n\n`Currently, the app is deployed on test network, so using it is FREE anyway.`\n\n-   All expensive operations, such as encryption/decryption/hashing are done locally, only the string that represent the hash that is stored on ethereum.\n\n## Development:\n\nRequirements:\n- NodeJS v10 (with node-gyp installed globally)\n- `npm` or `yarn`\n- `truffle`\n\nSmart contract interaction:\n\n-   `truffle migrate`\n\nFrontend app interaction:\n\n-   `cd app`\n-   `npm install` or `yarn`\n-   `npm run serve` or `yarn serve`\n","project_url":"https://awesome.ecosyste.ms/api/v1/projects/github.com%2Fadamrefaey%2Fprivate-stamp","html_url":"https://awesome.ecosyste.ms/projects/github.com%2Fadamrefaey%2Fprivate-stamp","lists_url":"https://awesome.ecosyste.ms/api/v1/projects/github.com%2Fadamrefaey%2Fprivate-stamp/lists"}