Visionary

Cat - HackTheBox

Published: Jun 3, 2025 Reading time: 8 min read

Writeup for Cat - a HackTheBox medium lab.

Category: Challenger Tags: ctf / cybersecurity / hackthebox

Cypher - HackTheBox

Published: Jun 3, 2025 Reading time: 4 min read

Writeup for Cypher - a HackTheBox medium lab.

Category: Challenger Tags: ctf / cybersecurity / hackthebox

Heal - HackTheBox

Published: Jun 3, 2025 Reading time: 3 min read

Writeup for Heal - a HackTheBox medium lab.

Category: Challenger Tags: ctf / hackthebox / cybersecurity

It's Mobius time - DP SOS

Published: Feb 12, 2025 Reading time: 11 min read

Một số insight mình có được khi thực hành áp dụng SOS DP.

Category: Challenger Tags: competitive-programming

ICPC Regional Hanoi 2024 Editorial - A

Published: Dec 14, 2024 Reading time: 8 min read

Lời giải bài hình chống full.

Category: Challenger Tags: competitive-programming / icpc

ICPC Regional Hanoi 2024 Editorial - Z

Published: Dec 14, 2024 Reading time: 13 min read

Lời giải hai bài rất khó I và E trong đề.

Category: Challenger Tags: competitive-programming / icpc

ICPC Regional Hanoi 2024 Editorial - Y

Published: Dec 14, 2024 Reading time: 31 min read

Lời giải của 4 bài K, B, J, H.

Category: Challenger Tags: competitive-programming / icpc

ICPC Regional Hanoi 2024 Editorial - X

Published: Dec 14, 2024 Reading time: 13 min read

Lời giải cho các bài G, F, C, D, L, 5 bài dễ nhất của kì thi.

Category: Challenger Tags: competitive-programming / icpc

Corporate - HackTheBox

Published: Jun 18, 2024 Reading time: 12 min read

Category: Challenger Tags: ctf / cybersecurity / hackthebox

Skyfall - HackTheBox

Published: Jun 18, 2024 Reading time: 8 min read

Category: Challenger Tags: ctf / hackthebox / cybersecurity