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PDF Insecurity
PDF Signatures
Certification Attacks (May 2021)
Shadow Attacks (July 2020)
Incremental Saving Attacks (Februar 2019)
Signature Wrapping Attacks (Februar 2019)
Universal Signature Forgery (Februar 2019)
Security Evaluations
PDF Encryption
Breaking PDF Encryption
Evaluation
PDF Insecure Features
Attack Classes
Evaluation
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Paper, Reports, and Theses
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Attacks on PDF Signatures: Certification Attacks (2021)
Attacks on PDF Signatures: Shadow Attacks (2021)
Insecure Features in PDFs (2021)
Attacks on PDF Signatures: ISA, SWA, and USF (2019)
Attacks on PDF Encryption (2019)
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