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Sungkyunkwan University (SKKU) Security Lab

  • Team
    • Hyoungshick Kim
    • Eunsoo Kim
    • Soolin Kim
    • Beomjin Jin
    • Bedeuro Kim
    • Sanghak Oh
    • Seonhye Park
    • Taeyoung Kim
    • Yejin Do
    • Seungho Kim
    • Heewon Baek
    • Seyoung Jin
    • Nivedita Singh
    • Chaejin Lim
    • Hyun Min Choi
    • Woojin Jeon
    • Eun Jung
    • Seonghyeon Song
    • Yena Cho
    • Heesung Jeong
    • Sukyeong Bang
    • Sangjun Chae
    • Yusik Mun
    • Woojoo Kim
    • Yerim Kim
    • Jieun Hwang
    • Kyungbin Ryu
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Crypto misuse study for CCA

Resources:

CPA analysis paper: https://sites.cs.ucsb.edu/~chris/research/doc/ccs13_cryptolint.pdf

http://lersse-dl.ece.ubc.ca/record/324/files/binsight-asiaccs-2018.pdf

Examples of misuse of CCA implementation:

https://www.usenix.org/system/files/conference/usenixsecurity18/sec18-poddebniak.pdf

https://www.usenix.org/system/files/conference/usenixsecurity16/sec16_paper_garman.pdf

https://dl.acm.org/doi/abs/10.1145/3319535.3354214

Importance of the CCA model

https://www.semanticscholar.org/paper/Why-Chosen-Ciphertext-Security-Matters-Shoup/0e58401bcb78a6d9b8fafcdab88be73dde0e21b8?fbclid=IwAR04IlcrcF2e6H5Fs29IDxT27JfkoBH_C7DcSYP6cwBHpr0yOT0cq4TlrXc

Our Approach

For public-key encryption, check whether a proper padding scheme (e.g., OAEP) is applied.

For private-key encryption, check whether authentication encryption (e.g., GCM mode or CBC mode with MAC) is properly implemented.

Author hyoungPosted on February 12, 2020May 29, 2020

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  • Team
    • Hyoungshick Kim
    • Eunsoo Kim
    • Soolin Kim
    • Beomjin Jin
    • Bedeuro Kim
    • Sanghak Oh
    • Seonhye Park
    • Taeyoung Kim
    • Yejin Do
    • Seungho Kim
    • Heewon Baek
    • Seyoung Jin
    • Nivedita Singh
    • Chaejin Lim
    • Hyun Min Choi
    • Woojin Jeon
    • Eun Jung
    • Seonghyeon Song
    • Yena Cho
    • Heesung Jeong
    • Sukyeong Bang
    • Sangjun Chae
    • Yusik Mun
    • Woojoo Kim
    • Yerim Kim
    • Jieun Hwang
    • Kyungbin Ryu
  • Publications
    • Publications (full)
    • Upcoming events
  • Reading Seminar
  • Starting at seclab
    • Security News
    • Wiki
    • Open position
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