• [0CTF/TCTF 2019] zer0lfsr2019.03.28
• [0CTF/TCTF 2019] zero0des2019.03.28
• [0CTF/TCTF 2019] babysponge2019.03.28
• [BOJ] 16440번: 제이크와 케이크2019.03.22
• [BOJ] 13549번: 숨바꼭질 32019.03.22
• [Cryptanalysis] AES - CBC - Bit-Flipping Attack2019.03.19
• [BOJ] 17071번: 숨바꼭질 522019.03.18
• [실전 알고리즘] 0x0C강 - 이분탐색_구버전132019.03.18
• [Pwnable.xyz] GrownUp2019.03.16
• [BOJ] 16936번: 나3곱22019.03.15
• [BOJ] 17069번: 파이프 옮기기 22019.03.15
• [SW Expert Academy] 1768. [SW Test 샘플문제] 숫자야구게임72019.03.15
• [BOJ] 11967번: Switching on the Lights22019.03.10
• [BOJ] 16964번: DFS 스페셜 저지2019.03.10
• [Cryptanalysis] Code - Pseudo Random Number Generator2019.03.08
• [Cryptanalysis] Known plaintext - XOR2019.03.08
• 나의 CS 스토리82019.03.08
• [BOJ] 16993번: 연속합과 쿼리2019.03.08
• [BOJ] 16994번: 로프와 쿼리2019.03.06
• [BOJ] 1688번: 지민이의 테러2019.03.06