Attacks on PDF Signatures: Certification Attacks (2021)

• Paper "Breaking the Specification: PDF Certification (S&P'21)"
• Master Thesis "Sicherheitsanalyse und Evaluierung von signierten PDF Dokumenten"
• Vulnerability Report

Attacks on PDF Signatures: Shadow Attacks (2021)

• Paper "Shadow Attacks:Hiding and Replacing Content in Signed PDFs" (NDSS'21)
• Vulnerability Report
• Youtube Video

Insecure Features in PDFs (2021)

• Paper "Processing Dangerous Paths– On Security and Privacy of the Portable Document Format" (NDSS'21)
• Vulnerability Report

Attacks on PDF Signatures: ISA, SWA, and USF (2019)

• Paper "1 Trillion Dollar Refund– How To Spoof PDF Signatures" (CCS 2019)
• Master Thesis "Security of PDF Signatures"
• Vulnerability Report

Attacks on PDF Encryption (2019)

• Paper "Practical Decryption exFiltration: Breaking PDF Encryption" (CCS 2019)
• Vulnerability Report
• Youtube Video