QR Code 보안 및 개인정보 보호

Security threats (QRishing, sticker attacks), privacy considerations, cryptographic signatures, and best practices for safe QR code deployment and scanning.

QRishing: QR Code 피싱의 작동 원리

How attackers use QR codes for phishing: fake parking meters, restaurant stickers, email QR codes, and credential theft.

QR Code 스티커 공격: 탐지 및 예방

Physical QR code tampering: sticker overlay attacks, tamper-evident materials, and verification strategies.

안전한 QR Code 스캔: 소비자 가이드

How to scan QR codes safely: URL preview checking, suspicious code indicators, and what to do if you scan a …

QR Code의 암호화 서명

How digital signatures verify QR code authenticity: COSE, CBOR, public key infrastructure, and offline verification.

SQRC: 암호화된 데이터를 담은 보안 QR Codes

DENSO WAVE's Secure QR Code: dual public/private data, encryption architecture, authorised reader requirements, and use cases.

QR Code의 개인정보 위험: 스캐너가 드러내는 것

Data exposed when scanning QR codes: IP address, device info, location, and time. Privacy implications of dynamic QR tracking.

2단계 인증용 QR Code (2FA)

TOTP authentication QR codes: otpauth:// URI format, secret key generation, authenticator app compatibility, and security best practices.

기업 배포를 위한 QR Code 보안

Enterprise QR code security: access control, audit logging, domain whitelisting, certificate pinning, and compliance requirements.

EU 디지털 COVID 인증서: QR Code 사례 연구

Technical analysis of the EU DCC: CBOR encoding, COSE signing, offline verification, and lessons for future credential systems.

QR Code 악성코드: 위협 및 완화

How QR codes can deliver malware: drive-by downloads, app store redirects, and scanner vulnerabilities. Defence strategies.

QR Code를 활용한 위조 방지

Using QR codes to combat product counterfeiting: serialisation, cloud verification, blockchain integration, and tamper detection.

QR Code 보안 감사 체크리스트

Comprehensive security checklist for QR code deployments: generation, distribution, scanning, data handling, and incident response.

데이터 보호(GDPR)와 QR Code

GDPR compliance for QR code systems: data collection notices, consent mechanisms, data retention, and user rights.

안전한 QR Code 생성: 개발자를 위한 모범 사례

Developer guide: input validation, output sanitisation, secret handling, HTTPS enforcement, and preventing injection attacks.

QR Code 장애 대응: 문제 발생 시 대처법

Responding to QR code security incidents: compromised dynamic URLs, sticker attacks in the wild, and public communication.