Segurança e Privacidade de QR Code
Security threats (QRishing, sticker attacks), privacy considerations, cryptographic signatures, and best practices for safe QR code deployment and scanning.
QRishing: Como funciona o phishing com QR Code
How attackers use QR codes for phishing: fake parking meters, restaurant stickers, email QR codes, and credential theft.
Ataques com adesivos de QR Code: Detecção e prevenção
Physical QR code tampering: sticker overlay attacks, tamper-evident materials, and verification strategies.
Leitura segura de QR Code: Guia do consumidor
How to scan QR codes safely: URL preview checking, suspicious code indicators, and what to do if you scan a …
Assinaturas criptográficas em QR Codes
How digital signatures verify QR code authenticity: COSE, CBOR, public key infrastructure, and offline verification.
SQRC: QR Codes seguros com dados criptografados
DENSO WAVE's Secure QR Code: dual public/private data, encryption architecture, authorised reader requirements, and use cases.
Riscos de privacidade dos QR Codes: o que os scanners revelam
Data exposed when scanning QR codes: IP address, device info, location, and time. Privacy implications of dynamic QR tracking.
QR Codes para Autenticação de Dois Fatores (2FA)
TOTP authentication QR codes: otpauth:// URI format, secret key generation, authenticator app compatibility, and security best practices.
Segurança de QR Code para implantação empresarial
Enterprise QR code security: access control, audit logging, domain whitelisting, certificate pinning, and compliance requirements.
Certificado Digital COVID da UE: estudo de caso de QR Code
Technical analysis of the EU DCC: CBOR encoding, COSE signing, offline verification, and lessons for future credential systems.
Malware em QR Code: Ameaças e mitigação
How QR codes can deliver malware: drive-by downloads, app store redirects, and scanner vulnerabilities. Defence strategies.
Anticontrafação com QR Codes
Using QR codes to combat product counterfeiting: serialisation, cloud verification, blockchain integration, and tamper detection.
Lista de verificação de auditoria de segurança de QR Code
Comprehensive security checklist for QR code deployments: generation, distribution, scanning, data handling, and incident response.
Proteção de dados (GDPR) e QR Codes
GDPR compliance for QR code systems: data collection notices, consent mechanisms, data retention, and user rights.
Geração segura de QR Code: Melhores práticas para desenvolvedores
Developer guide: input validation, output sanitisation, secret handling, HTTPS enforcement, and preventing injection attacks.
Resposta a incidentes de QR Codes: quando as coisas dão errado
Responding to QR code security incidents: compromised dynamic URLs, sticker attacks in the wild, and public communication.