Writeup for PCTF 2022: Pressure

 2022-04-11  2024-04-14  Writeup

Pressure: a toy private set intersection challenge

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Notes on Black Hat USA 2021 Talk - Can You Hear Me Now? Remote Eavesdropping Vulnerabilities in Mobile Messaging Applications

 2022-04-03  2024-04-14  Notes

Several attacks on the state machines of IM softwares

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Writeup for Lazy STEK in LINE CTF 2022

 2022-04-02  2024-04-14  Writeup

Lazy STEK: TLS Pre-shared keys + AES-GCM forbidden attack

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2021 Year End Summary

 2022-01-01  2024-04-14  Just a Transient Thought

2021年终总结

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A Survey of RSA Padding Oracle Attack

 2021-09-08  2024-04-14  Cryptography

Notes on several papers relating to RSA Padding Oracle Attack and source code analysis of the lagacy OpenSSL library.

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[Mirror] Writeup for Web-Checkin in CyBRICS CTF 2021

 2021-08-01  2024-04-14  Writeup

We solved the 0-solve hard web challenge checkin after CyBRICS CTF 2021 and claimed a reward. Here is our writeup.

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Writeup for bfv and PSN in 2021qwb Final

 2021-07-13  2024-04-14  Writeup

Writeup for Writeup for bfv and PSN in 2021qwb Final (2021-07-10 09:00 +30h).
- bfv: chosen-ciphertext attack on bfv homomorphic encryption algorithm
- PSN: weak key

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Security Research - Cryptographic Protocol

 2021-07-10  2024-04-14

a proactive approach to security research on cryptographic protocols

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Collections of some impressive Articles

 2021-05-13  2024-01-29  List

some articles that inspire me

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mmtls

 2021-05-07  2024-04-14  Protocol

微信mmtls协议

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