{"id":22367928,"url":"https://github.com/dridk/steganodf","last_synced_at":"2026-03-14T07:35:28.754Z","repository":{"id":170785905,"uuid":"647026342","full_name":"dridk/steganodf","owner":"dridk","description":"Hiding a message in a data table such as a CSV or parquet file","archived":false,"fork":false,"pushed_at":"2025-06-03T00:20:57.000Z","size":15654,"stargazers_count":10,"open_issues_count":0,"forks_count":0,"subscribers_count":2,"default_branch":"main","last_synced_at":"2025-06-03T12:51:16.238Z","etag":null,"topics":["csv","python","steganography-tools"],"latest_commit_sha":null,"homepage":"https://dridk.github.io/steganodf/","language":"Jupyter Notebook","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/dridk.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,"zenodo":null}},"created_at":"2023-05-29T22:46:27.000Z","updated_at":"2025-06-03T03:59:50.000Z","dependencies_parsed_at":"2024-12-04T18:26:18.957Z","dependency_job_id":"cb98d154-a481-4d17-bd2d-b6024770af02","html_url":"https://github.com/dridk/steganodf","commit_stats":null,"previous_names":["dridk/steganodf"],"tags_count":7,"template":false,"template_full_name":null,"purl":"pkg:github/dridk/steganodf","repository_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub/repositories/dridk%2Fsteganodf","tags_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub/repositories/dridk%2Fsteganodf/tags","releases_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub/repositories/dridk%2Fsteganodf/releases","manifests_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub/repositories/dridk%2Fsteganodf/manifests","owner_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub/owners/dridk","download_url":"https://codeload.github.com/dridk/steganodf/tar.gz/refs/heads/main","sbom_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub/repositories/dridk%2Fsteganodf/sbom","host":{"name":"GitHub","url":"https://github.com","kind":"github","repositories_count":261364378,"owners_count":23147749,"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":["csv","python","steganography-tools"],"created_at":"2024-12-04T18:25:14.515Z","updated_at":"2026-03-14T07:35:28.687Z","avatar_url":"https://github.com/dridk.png","language":"Jupyter Notebook","funding_links":[],"categories":[],"sub_categories":[],"readme":"\n# Steganodf \n\n[![PyPi Version](https://img.shields.io/pypi/v/steganodf.svg)](https://pypi.python.org/pypi/steganodf/)\n[![PyPi Python Versions](https://img.shields.io/pypi/pyversions/yt2mp3.svg)](https://pypi.python.org/pypi/steganodf/)\n\n\nA steganography tool for hiding a message in a dataset, such as csv or parquet files.\n\nThis tool hides a payload by permuting the rows of the dataset. The is tolerant\nto modification thanks to a [Reed-Solomon code](https://en.wikipedia.org/wiki/Reed%E2%80%93Solomon_error_correction) and a [Luby-s LT fontain code](https://en.wikipedia.org/wiki/Luby_transform_code).\n\n# Demo \n\nYou can  experiment with the Python API using this [Google Colab notebook](https://colab.research.google.com/drive/1cp0WaIOO7Xj3ObwR9vr4Nae5KSwyW61e?usp=sharing). \n\n\n# Installation \n\n```\npip install steganodf\n```\n\n# Usage \n\n## From command line \n```bash \n\n# Encoding \nsteganodf encode -m hello host.csv stegano.csv\nsteganodf encode -m hello host.parquet stegano.parquet \nsteganodf encode -m hello -p password host.parquet stegano.parquet \n\n# Decoding \nsteganodf decode stegano.csv\nsteganodf decode stegano.csv -p password\n\n```\n\n## From Python\n\n```python\nimport steganodf \nimport polars as pl\n \ndf = pl.read_csv(\"https://gist.githubusercontent.com/netj/8836201/raw/6f9306ad21398ea43cba4f7d537619d0e07d5ae3/iris.csv\")\n\nnew_df = steganodf.encode(df, \"made by steganodf\", password=\"secret\")\n\n# Extract your message \nmessage = steganodf.decode(df, password=\"secret\")\n\n```\n\n## Citation\nSacha Schutz, Meganne Souprayen. Watermark tabular datasets with rows permutations and fountain code. TechRxiv. April 28, 2025.\nDOI: 10.36227/techrxiv.174585796.61215338/v1\n[Watermark tabular datasets with rows permutations and fountain code\ncomputing and processing](https://www.techrxiv.org/doi/full/10.36227/techrxiv.174585796.61215338/v1)\n\n\n\n","project_url":"https://awesome.ecosyste.ms/api/v1/projects/github.com%2Fdridk%2Fsteganodf","html_url":"https://awesome.ecosyste.ms/projects/github.com%2Fdridk%2Fsteganodf","lists_url":"https://awesome.ecosyste.ms/api/v1/projects/github.com%2Fdridk%2Fsteganodf/lists"}