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Security analysis and improvements to the PsychoPass method.

Bostjan Brumen1, Marjan Heričko, Ivan Rozman

  • 1Institute of Informatics, Faculty of Electrical Engineering and Computer Science, University of Maribor, Maribor, Slovenia.

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Summary
This summary is machine-generated.

The PsychoPass method for creating memorable passwords has security flaws. An improved method uses specific key combinations and distances to generate highly secure passwords resistant to brute-force attacks.

Keywords:
cryptanalysispasswordssecurity

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Area of Science:

  • Cybersecurity
  • Human-Computer Interaction

Background:

  • The PsychoPass method offers a simple approach to generating memorable passwords.
  • Existing security vulnerabilities in the PsychoPass method require critical evaluation and enhancement.

Purpose of the Study:

  • To conduct a thorough security analysis of the PsychoPass method.
  • To identify limitations and propose actionable improvements for password generation.

Main Methods:

  • Utilized brute-force analysis to assess password strength.
  • Employed dictionary attack analysis to uncover weaknesses in the PsychoPass method.

Main Results:

  • Identified dependency on specific keyboard layouts for password reproduction.
  • Demonstrated that the original 24-character PsychoPass password remains vulnerable.
  • Proposed an enhanced method incorporating SHIFT/ALT-GR keys and key spacing for increased security.

Conclusions:

  • The improved PsychoPass method generates passwords with security projected to last hundreds of years against current computing power.
  • The enhanced method achieves comparable strength to the original with fewer key requirements (10 vs. 20).