QR Code Sicherheit und Datenschutz
Sicherheitsbedrohungen (QRishing, Sticker-Angriffe), Datenschutzaspekte, kryptografische Signaturen und bewährte Verfahren für den sicheren Einsatz und das sichere Scannen von QR-Codes.
QRishing: So funktioniert QR Code Phishing
How attackers use QR codes for phishing: fake parking meters, restaurant stickers, email QR codes, and credential theft.
QR Code Aufkleber-Angriffe: Erkennung und Prävention
Physical QR code tampering: sticker overlay attacks, tamper-evident materials, and verification strategies.
Sicheres QR Code Scannen: Ein Verbraucherratgeber
How to scan QR codes safely: URL preview checking, suspicious code indicators, and what to do if you scan a …
Kryptografische Signaturen in QR Codes
How digital signatures verify QR code authenticity: COSE, CBOR, public key infrastructure, and offline verification.
SQRC: Sichere QR Codes mit verschlüsselten Daten
DENSO WAVE's Secure QR Code: dual public/private data, encryption architecture, authorised reader requirements, and use cases.
Datenschutzrisiken von QR Codes: Was Scanner offenbaren
Data exposed when scanning QR codes: IP address, device info, location, and time. Privacy implications of dynamic QR tracking.
QR Codes für Zwei-Faktor-Authentifizierung (2FA)
TOTP authentication QR codes: otpauth:// URI format, secret key generation, authenticator app compatibility, and security best practices.
QR Code Sicherheit für Unternehmenseinsatz
Enterprise QR code security: access control, audit logging, domain whitelisting, certificate pinning, and compliance requirements.
EU Digital COVID Certificate: QR Code-Fallstudie
Technical analysis of the EU DCC: CBOR encoding, COSE signing, offline verification, and lessons for future credential systems.
QR Code Malware: Bedrohungen und Gegenmaßnahmen
How QR codes can deliver malware: drive-by downloads, app store redirects, and scanner vulnerabilities. Defence strategies.
Fälschungsschutz mit QR Codes
Using QR codes to combat product counterfeiting: serialisation, cloud verification, blockchain integration, and tamper detection.
QR Code Sicherheitsaudit-Checkliste
Comprehensive security checklist for QR code deployments: generation, distribution, scanning, data handling, and incident response.
Datenschutz (GDPR) und QR Codes
GDPR compliance for QR code systems: data collection notices, consent mechanisms, data retention, and user rights.
Sichere QR Code Erstellung: Best Practices für Entwickler
Developer guide: input validation, output sanitisation, secret handling, HTTPS enforcement, and preventing injection attacks.
QR Code-Incident-Response: Wenn etwas schief geht
Responding to QR code security incidents: compromised dynamic URLs, sticker attacks in the wild, and public communication.