Writeups

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Date CTF Challenge Category Points Solves
July 31, 2021 Crypto CTF 2021 Wolf crypto 128 33
July 31, 2021 Crypto CTF 2021 Tuti crypto 69 71
July 31, 2021 Crypto CTF 2021 Triplet crypto 91 50
July 31, 2021 Crypto CTF 2021 Tiny ECC crypto 217 16
July 31, 2021 Crypto CTF 2021 Symbols crypto 70 70
July 31, 2021 Crypto CTF 2021 Salt and Pepper crypto 71 69
July 31, 2021 Crypto CTF 2021 Rohald crypto 180 21
July 31, 2021 Crypto CTF 2021 Robert crypto 194 19
July 31, 2021 Crypto CTF 2021 Rima crypto 56 93
July 31, 2021 Crypto CTF 2021 RSAphantine crypto 142 29
July 31, 2021 Crypto CTF 2021 Onlude crypto 95 48
July 31, 2021 Crypto CTF 2021 Maid crypto 119 36
July 31, 2021 Crypto CTF 2021 LINDA crypto 169 23
July 31, 2021 Crypto CTF 2021 KeyBase crypto 48 118
July 31, 2021 Crypto CTF 2021 Improved crypto 117 37
July 31, 2021 Crypto CTF 2021 Hyper Normal crypto 71 69
July 31, 2021 Crypto CTF 2021 Hamul crypto 83 56
July 31, 2021 Crypto CTF 2021 Frozen crypto 142 29
July 31, 2021 Crypto CTF 2021 Ferman crypto 134 31
July 31, 2021 Crypto CTF 2021 Farm crypto 41 149
July 31, 2021 Crypto CTF 2021 Elegant Curve crypto 217 16
July 31, 2021 Crypto CTF 2021 Ecchimera crypto 271 11
July 31, 2021 Crypto CTF 2021 Double Miff crypto 217 16
March 14, 2021 CTFSG CTF 2021 XMM pwn 985 8
March 14, 2021 CTFSG CTF 2021 TOTOTT crypto 991 4
March 14, 2021 CTFSG CTF 2021 Pwn Overflow More Often pwn 992 3
March 14, 2021 CTFSG CTF 2021 Long Long Encrypt crypto 980 10
March 14, 2021 CTFSG CTF 2021 Live From Serangoon Road crypto 989 5
March 14, 2021 CTFSG CTF 2021 Haachama Cooking re 989 5
March 14, 2021 CTFSG CTF 2021 GRIC crypto 985 8
March 14, 2021 CTFSG CTF 2021 FourPass misc 1000 2
March 7, 2021 WhiteHats CTF 2021 This requires a very Smart Attack (A, B) crypto 500, 500 1, 1
March 7, 2021 WhiteHats CTF 2021 SnakeShell misc 972 16
March 7, 2021 WhiteHats CTF 2021 Secure Banking crypto 986 9
March 7, 2021 WhiteHats CTF 2021 Puddi Puddi pwn 981 12
March 7, 2021 WhiteHats CTF 2021 Piggy_Bank / Piggy_Bank_Revenge pwn 287 / 539 64 / 51
March 7, 2021 WhiteHats CTF 2021 LENcrypt crypto 986 9
March 7, 2021 WhiteHats CTF 2021 Hopscotch pwn 991 5
March 7, 2021 WhiteHats CTF 2021 Eight Masketeers misc 992 4
March 7, 2021 WhiteHats CTF 2021 BasedRSA crypto 1000 2
March 7, 2021 WhiteHats CTF 2021 A Perfectly Normal App (A) CSIT 495 8
May 16, 2020 DEF CON CTF Qualifier 2020 nottobefooled crypto
May 16, 2020 DEF CON CTF Qualifier 2020 coooppersmith crypto 130
August 10, 2019 Crypto CTF 2019 Time Capsule crypto 122
August 10, 2019 Crypto CTF 2019 Good one!! crypto 154
August 10, 2019 Crypto CTF 2019 Galof crypto 161
August 10, 2019 Crypto CTF 2019 Fast Speedy! crypto 155
August 10, 2019 Crypto CTF 2019 Complex RSA crypto 197
August 10, 2019 Crypto CTF 2019 Clever Girl crypto 144
August 10, 2019 Crypto CTF 2019 Aron (unintended) crypto 128 / 129
August 10, 2019 Crypto CTF 2019 Aron (maybe intended) crypto 128 / 129
August 10, 2019 Crypto CTF 2019 Alone in the dark crypto 169
June 3, 2019 HSCTF 6 Tux's Kitchen crypto 390
June 3, 2019 HSCTF 6 Really Secure Algorithm crypto 292
June 3, 2019 HSCTF 6 Multiplication Service crypto 488
June 3, 2019 HSCTF 6 massiversa crypto 230
June 3, 2019 HSCTF 6 Marginally More Spooky ECC crypto 473
June 3, 2019 HSCTF 6 I Thought Trig Was Really Easy reverse 370
April 6, 2019 AceBear Security Contest 2019 cotan crypto 1000
February 2, 2019 nullcon HackIM 2019 Singular crypto 485
February 2, 2019 nullcon HackIM 2019 GeniuneCounterMode crypto 462
February 2, 2019 Evlz CTF MHA(Lighter) crypto 150
February 2, 2019 Evlz CTF Disturbed misc 200
July 28, 2018 ISITDTU Quals 2018 aes_cnv crypto 871
July 28, 2018 ISITDTU Quals 2018 Simple RSA crypto 534
July 28, 2018 ISITDTU Quals 2018 Music crypto 930
July 28, 2018 ISITDTU Quals 2018 Love Cryptography crypto 424
July 28, 2018 ISITDTU Quals 2018 Drill misc 842
July 28, 2018 ISITDTU Quals 2018 Baby crypto 271
June 23, 2018 Google CTF 2018 Quals Perfect Secrecy crypto 176
June 23, 2018 Google CTF 2018 Quals JS Safe 2.0 web 121
June 23, 2018 Google CTF 2018 Quals DM Collision crypto 176