Posts
2024
April
February
2022
October
April
- Analysis of CVE-2022-21449: Bypass Java’s ECDSA Signature Check by (0,0)
- Notes on Black Hat USA 2021 Talk - Timeless Timing Attack
- 行程卡接口安全测试
- Writeup for PCTF 2022: Pressure
- Notes on Black Hat USA 2021 Talk - Can You Hear Me Now? Remote Eavesdropping Vulnerabilities in Mobile Messaging Applications
- Writeup for Lazy STEK in LINE CTF 2022
January
2021
September
August
July
May
January
- Analysis of Shadowsocks and Related Attack
- Writeup for Billboard and Personal Proxy in Real World CTF 2020/2021
2020
November
October
September
- Case Study: Coppersmith Related Attack - an Academical Approach
- Pwn Learning
- Timeline - Lifelong Learning
- Case Study: Differetial Cryptanalysis Attack
August
July
June
- Writeup for Crypto Problems in 5spaceCTF 2020
- Some Thoughts About the Past, the Present, and the Future —— 2020.06.07
- Upgrade SageMath to Version9 on MacOS
May
April
- Ethereum Source Code Reading
- Writeup for Crypto Problems in HufuCTF 2020
- Blockchain Resource Collections
- A Tour of Go
March
- Writeup for Crypto Problems in VolgaCTF 2020
- Case Study: Trivial Attack and Nontrivial Attacks against DSS
- James Manger’s CCA on RSAES-OAEP
- Two Easy Ways to Factor RSA
- Writeup for GxzyCTF by X1cT34m
- Intended Solution to NHP in GxzyCTF 2020
- Intended Solution to Crypto Problems in VN Open Competition
February
- Intended Solution to GGH in GYCTF 2020
- Writeup for Crypto Problems in hgame 2020
- [Mirror] An Introduction to NTRUEncrypt Through a CTF Challenge
2019
December
November
- Intended Solution to Crypto Problems in NCTF 2019
- Writeup for 中国技能大赛——全国网络安全管理职业技能竞赛 2019
- [Mirror] Writeup for Redhat CTF 2019 by X1cT34m
October
- Case Study: Cryptanalysis of Vigenere Ciper
- How to Start to Learn Cryptography （密码学入门指北）
- How to Solve Quadratic Congruences With Prime Moduli?
- Using Python to Modify Pictures Path in Markdown Files
September
- How to Setup for Interactive Crypto Problems? (出挂载在服务端的密码题指北)
- Case Study: Pseudorandom Number Generator
- Writeup for Many Problems in CNSS Recruit 2019
August
- Writeup for Share in CNSS Summer Camp 2019
- Writeup for Crypto Problems in SUCTF 2019
- Summary for Freshman Year
- Notes on “A Friendly Introduction to Number Theory”
- Writeup for Crypto Problems in De1CTF 2019
July
June
May
- Writeup for Crypto Problems in 2019西湖论剑决赛（复现）
- Writeup for Crypto Problems in 第三届强网杯
- Reproduction Report: CVE-2018-2844
- Writeup for Babyrsa in GUETCTF 2019