Efficient Length Doubling From Tweakable Block Ciphers. - Yu Long Chen; Atul Luykx; Bart Mennink; Bart Preneel (IACR Trans. Symmetric Cryptol., 2017)

Short Variable Length Domain Extenders With Beyond Birthday Bound Security. - Yu Long Chen; Bart Mennink; Mridul Nandi (IACR Cryptol. ePrint Arch., 2018)

How to Build Pseudorandom Functions From Public Random Permutations. - Yu Long Chen; Eran Lambooij; Bart Mennink (IACR Cryptol. ePrint Arch., 2019)

Dumbo, Jumbo, and Delirium: Parallel Authenticated Encryption for the Lightweight Circus. - Tim Beyne; Yu Long Chen; Christoph Dobraunig; Bart Mennink (IACR Trans. Symmetric Cryptol., 2020)

Multi-user Security of the Elephant v2 Authenticated Encryption Mode. - Tim Beyne; Yu Long Chen; Christoph Dobraunig; Bart Mennink (SAC, 2021)

Categorization of Faulty Nonce Misuse Resistant Message Authentication. - Yu Long Chen; Bart Mennink; Bart Preneel (IACR Cryptol. ePrint Arch., 2021)

Systematic Security Analysis of Stream Encryption With Key Erasure. - Yu Long Chen; Atul Luykx; Bart Mennink; Bart Preneel (IEEE Trans. Inf. Theory, 2021)

Multi-user BBB security of public permutations based MAC. - Yu Long Chen; Avijit Dutta; Mridul Nandi (Cryptogr. Commun., 2022)

Provably Secure Reflection Ciphers. - Tim Beyne; Yu Long Chen (IACR Cryptol. ePrint Arch., 2022)

A Modular Approach to the Security Analysis of Two-Permutation Constructions. - Yu Long Chen (IACR Cryptol. ePrint Arch., 2022)

Better Security-Efficiency Trade-Offs in Permutation-Based Two-Party Computation. - Yu Long Chen; Stefano Tessaro (IACR Cryptol. ePrint Arch., 2022)

Improved Multi-User Security Using the Squared-Ratio Method. - Yu Long Chen; Wonseok Choi 002; Changmin Lee (IACR Cryptol. ePrint Arch., 2023)

Key Committing Security of AEZ and More. - Yu Long Chen; Antonio Flórez-Gutiérrez; Akiko Inoue; Ryoma Ito 001; Tetsu Iwata; Kazuhiko Minematsu; Nicky Mouha; Yusuke Naito 001; Ferdinand Sibleyras; Yosuke Todo (IACR Trans. Symmetric Cryptol., 2023)

Information-theoretic security with asymmetries. - Tim Beyne; Yu Long Chen (IACR Cryptol. ePrint Arch., 2024)

A Robust Variant of ChaCha20-Poly1305. - Tim Beyne; Yu Long Chen; Michiel Verbauwhede (IACR Cryptol. ePrint Arch., 2025)

Towards Optimally Secure Deterministic Authenticated Encryption Schemes. - Yu Long Chen; Avijit Dutta; Ashwin Jha 001; Mridul Nandi (IACR Cryptol. ePrint Arch., 2025)