4 papers
Bad Crypto: Chessography and Weak Randomness of Chess Games
Martin Stanek
This short communication shows that the Chessography encryption scheme is incorrect, redundant, and the the security claims based on the complexity of chess games are unjustified.…
Cryptographic Keywords in NVD: Statistics and Visualization
Martin Stanek
A preliminary attempt to use cryptographic keywords and analyze vulnerabilities published in the National Vulnerability Database is presented. Basic statistics and visualizations a…
Revisiting Monte Carlo Strength Evaluation
Martin Stanek
The Monte Carlo method, proposed by Dell'Amico and Filippone, estimates a password's rank within a probabilistic model for password generation, i.e., it determines the password's s…
Anomaly Detection in Certificate Transparency Logs
Richard Ostertág, Martin Stanek
We propose an anomaly detection technique for X.509 certificates utilizing Isolation Forest. This method can be beneficial when compliance testing with X.509 linters proves unsatis…