Cryptanalysis of a public key encryption scheme that uses a four-states quantum public key to encrypt a qubit message. This scheme was described in Zhixin Liu et al 2022 Phys. Scr. 97 045102
Read moreAn analysis of modular binomials and their implications. This articles gives an example of how algebraic structure can break secrecy.
Read moreMy writeup for the CitadelCTF 2025 challenge, “The Cake is a Matrix”, by Cryptonite, MIT Manipal.
Read moreA review of repeating-key XOR encryption, why it fails under frequency analysis, and how the attack works in practice.
Read moreA simple symmetric cipher I built for fun using SHA-256 and XOR, and why it’s definitely not secure.
Read moreUnderstanding the Fibonacci Linear Feedback Shift Register (LFSR), how it generates pseudo-random sequences, and why it is insecure when used as a stream cipher.
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