DSGVO-konforme Dokument-Redaktion mit KI - Erkennt und schwärzt personenbezogene Daten
Project description
German-Privacy-Shield
DSGVO-konforme Dokument-Redaktion mit KI
Erkennt und schwärzt personenbezogene Daten (PII) in deutschen Dokumenten automatisch. Läuft 100% lokal mit Ollama - keine Cloud, keine Datenübertragung.
Highlights
- 100% Lokal - Läuft komplett auf Ihrer Hardware mit Ollama
- DSGVO-konform - Basiert auf Art. 4 DSGVO, Art. 6 DSGVO, Par. 26 BDSG
- Smart Knowledge Injection - DSGVO-Wissen direkt im Modell integriert
- Multi-Mode - Drei Sicherheitsstufen (strict, balanced, loose)
- Dokumenttyp-Erkennung - Optimiert für Rechnungen, Verträge, Ausweise, etc.
- Nur 1.9GB - Läuft auf jeder Consumer-GPU und CPUs
Installation
pip install german-privacy-shield
Voraussetzungen
- Ollama installieren: https://ollama.com
- Modell laden:
ollama pull Keyvan/german-privacy-shield
Schnellstart
Python API
from german_privacy_shield import GermanPrivacyShield, Redactor, PrivacyMode
# PII-Erkennung
shield = GermanPrivacyShield(mode=PrivacyMode.BALANCED)
result = shield.detect_pii("rechnung.png")
for pii in result.pii_items:
print(f"[{pii.label}] {pii.text}")
# Dokument schwärzen
redactor = Redactor(mode=PrivacyMode.STRICT)
result = redactor.redact("rechnung.png", "rechnung_redacted.png")
print(f"Geschwärzt: {result.pii_count} PIIs")
CLI
# PII-Erkennung
german-privacy-shield detect rechnung.png
# Dokument schwärzen
german-privacy-shield redact rechnung.png -o rechnung_redacted.png
# Mit strenger Sicherheitsstufe
german-privacy-shield redact dokument.png --mode strict
# Batch-Verarbeitung
german-privacy-shield batch ./input/ ./output/
Sicherheitsstufen
| Modus | Beschreibung | Anwendungsfall |
|---|---|---|
strict |
Alle PIIs, Unterschriften, Fotos | Maximaler Datenschutz, AI-Training |
balanced |
Namen, Adressen, Bankdaten | Standard DSGVO-Compliance |
loose |
Nur IBAN, Steuer-ID, Sozialvers. | Minimale Schwärzung |
Erkannte PII-Kategorien
- Identität: Namen, Geburtsdaten, Ausweisnummern
- Kontakt: Adressen, Telefon, E-Mail
- Finanzen: IBAN, BIC, Kontonummern, Beträge
- Biometrie: Unterschriften, Fotos, Gesichter
- Gesundheit: Diagnosen, Versicherungsnummern
- Arbeit: Personalnummern, Gehalt
- Steuern: Steuernummern, Steuer-ID
Dokumenttypen
Das Modell ist für folgende Dokumenttypen optimiert:
- invoice - Rechnungen
- contract - Verträge
- id_card - Ausweise und Reisepässe
- tax - Steuerbescheide
- medical - Arztbriefe und medizinische Dokumente
from german_privacy_shield import Redactor, DocumentType
redactor = Redactor()
result = redactor.redact("rechnung.png", doc_type=DocumentType.INVOICE)
API Referenz
GermanPrivacyShield
class GermanPrivacyShield:
def __init__(
self,
model: str = "german-privacy-shield",
mode: PrivacyMode = PrivacyMode.BALANCED,
host: Optional[str] = None # Ollama Host URL
)
def detect_pii(
self,
image_path: str,
doc_type: Optional[DocumentType] = None,
custom_rules: Optional[List[str]] = None
) -> RedactionResult
Redactor
class Redactor(GermanPrivacyShield):
def redact(
self,
image_path: str,
output_path: Optional[str] = None,
doc_type: Optional[DocumentType] = None,
custom_rules: Optional[List[str]] = None,
draw_labels: bool = False
) -> RedactionResult
def redact_batch(
self,
input_dir: str,
output_dir: str,
pattern: str = "*.png"
) -> List[RedactionResult]
Rechtlicher Hintergrund
German-Privacy-Shield basiert auf:
- Art. 4 DSGVO - Definition personenbezogener Daten
- Art. 6 DSGVO - Rechtmäßigkeit der Verarbeitung
- Par. 26 BDSG - Pseudonymisierung und Anonymisierung
- Par. 22 BDSG - Besondere Kategorien (Gesundheit, Religion)
Performance
| Hardware | Zeit pro Dokument |
|---|---|
| RTX 4060 8GB | ~5 Sekunden |
| RTX 3060 12GB | ~6 Sekunden |
| CPU (keine GPU) | ~15 Sekunden |
Systemanforderungen
- Python 3.9+
- Ollama v0.1.0+
- 4GB+ VRAM (GPU) oder 8GB+ RAM (CPU)
- 2GB Speicherplatz für Modell
Verwandte Projekte
- german-ocr - OCR für deutsche Dokumente
- german-ocr-turbo - Schnelles OCR-Modell
Lizenz
Apache 2.0
Autor
Keyvan Hardani - keyvan.ai
Made with privacy in Germany
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