CTF.mn
Challenges Scoreboard Activity · Login Register
Challenge Category Author Solved Score
1. Fancy text Cryptography Superior 0 1000
2. Prime or not Prime Cryptography Superior 0 1000
3. Collision finder Cryptography Superior 1 1000
4. Clash of MD5 Cryptography Superior 2 999
5. RandCrack Cryptography Superior 3 997
6. Broken Cert Revenge Cryptography Tulgaaaa 4 994
7. At the end Cryptography unknown 5 990
8. Unknown seed Cryptography Superior 5 990
9. Shuffle Cryptography Khulegu 8 972
10. 16 bytes: 512-bit primes Cryptography Superior 9 964
11. Encryption service 2 Cryptography Superior 10 955
12. Encryption service 3 Cryptography Superior 11 945
13. Scambet Cryptography Superior 12 934
14. Symbols Cryptography zjzoloo 12 934
15. Verification: Revolutions Cryptography Superior 12 934
16. 96 Cryptography ci0 13 922
17. The First Half: Revolutions Cryptography Superior 13 922
18. 16 bytes: 128-bit primes Cryptography Superior 14 909
19. Encryption service 1 Cryptography Superior 14 909
20. Broken Cert Cryptography Tulgaaaa 15 895
21. Impossible to decrypt Cryptography Superior 15 895
22. Handshake Cryptography Flame 16 880
23. Khan's Factorization Raid Cryptography zjzoloo 16 880
24. NoobSaiBotSSuper Cryptography w01f 17 864
25. Weakryption Cryptography Flame 17 864
26. Horde's Base Cryptography zjzoloo 18 847
27. Oracle is here Cryptography Tulgaaaa 18 847
28. Nomad's Key Cryptography zjzoloo 19 829
29. The Scribe's Little Oopsie Cryptography zjzoloo 19 829
30. Шүлэг 2025 Cryptography dorjoos 19 829
31. 16 bytes: 256-bit primes Cryptography Superior 20 810
32. Kano Cryptography unknown 20 810
33. Look Like Long Cryptography Tulgaaaa 20 810
34. MATHrix Cryptography zjzoloo 20 810
35. Verification: Reloaded Cryptography Superior 20 810
36. Finite Steppe Cryptography zjzoloo 21 790
37. Italy Cryptography unknown 22 769
38. Modular encryption reloaded Cryptography Superior 22 769
39. Weak Digital Signature Cryptography Flame 22 769
40. Weak Mac Cryptography unknown 22 769
41. Урт тоо Cryptography Uzi 22 769
42. Hard RSA Cryptography Flame 23 747
43. Hash Game Cryptography Saruul 23 747
44. Nature Cryptography Bilgee 23 747
45. Nameless Cryptography unknown 24 724
46. Encryption Standard Advanced Cryptography Superior 25 700
47. Pheonix Cryptography Flame 25 700
48. Brainrot Cryptography unknown 26 675
49. r00t Cryptography unknown 27 649
50. Embrace the randomness Cryptography Superior 28 622
51. Enigmatic Cryptography Uzi 30 565
52. Kindergarten Cryptography zjzoloo 30 565
53. New -> Old Cryptography dorjoos 30 565
54. Reality Security Access Cryptography zjzoloo 30 565
55. Favorite number Cryptography Superior 31 535
56. First Blood: Reloaded Cryptography Superior 31 535
57. IDK Cryptography unknown 31 535
58. sumPrimes revenge Cryptography Tulgaaaa 31 535
59. are you admin i think nahh Cryptography Tulgaaaa 32 504
60. EncodeManiac! Cryptography unknown 32 504
61. Primal Cryptography Flame 32 504
62. random Cryptography unknown 33 472
63. The First Half: Reloaded Cryptography Superior 33 472
64. Verification Cryptography Superior 33 472
65. Шаар Cryptography unknown 33 472
66. Just encryption Cryptography unknown 34 439
67. roxy-2 Cryptography unknown 34 439
68. RSA Cryptography TheEyeLid 34 439
69. 1-р шатны дараа Cryptography zjzoloo 35 405
70. New crypto Cryptography Ds3c 36 370
71. Seed of future Cryptography unknown 36 370
72. roxy-1 Cryptography unknown 37 334
73. Warmup 2024 Cryptography unknown 37 334
74. Holy Letter Cryptography zjzoloo 38 297
75. Cybercook Cryptography Uzi 39 259
76. Checker Cryptography unknown 41 180
77. Scan me Cryptography unknown 41 180
78. Alphabet Cryptography unknown 42 139
79. Ticket Generator Cryptography Bilgee 42 139
80. Crypto analysis Cryptography unknown 44 54
81. Modular encryption Cryptography Tulgaaaa 46 10
82. The First Half Cryptography Superior 47 10
83. Decrypt me: 6 Cryptography unknown 48 10
84. Number2Text Cryptography unknown 48 10
85. XOR without X Cryptography Superior 49 10
86. 4r3 Y0u Bl1nd Cryptography Uzi 50 10
87. RSA tutorial Cryptography Superior 50 10
88. Унш унш бас дахин унш Cryptography unknown 50 10
89. Nightfall Cryptography unknown 51 10
90. unknown key but known Cryptography Tulgaaaa 51 10
91. dlugi Cryptography unknown 52 10
92. Really Suspicious Algorithm Cryptography Superior 55 10
93. Advanced Encryption Standard Cryptography Superior 56 10
94. Dance Dance Dance Cryptography unknown 56 10
95. Complete random key Cryptography Superior 58 10
96. xo | rorororo Cryptography w01f 58 10
97. Бие халаалт Cryptography Superior 59 10
98. Crypto Sensei Cryptography unknown 63 10
99. Decode me: 2 Cryptography unknown 63 10
100. Alice and Bob Part 2 Cryptography Ds3c 64 10
101. Юлий Цезарийн төгсгөл Cryptography w01f 64 10
102. sumPrimes Cryptography Tulgaaaa 66 10
103. 中文余数 Cryptography Tulgaaaa 66 10
104. Baby crypto Cryptography Flame 68 10
105. Morse Cryptography unknown 69 10
106. Рийл крипто Cryptography w01f 70 10
107. Decrypt me: 7 Cryptography unknown 75 10
108. Decrypt me: 2 Cryptography unknown 82 10
109. Cookbook Cryptography unknown 85 10
110. 1_26 Cryptography unknown 88 10
111. 2D Cryptography unknown 88 10
112. Decrypt me: 8 Cryptography unknown 88 10
113. Certification Cryptography Uzi 92 10
114. Simple Puzzle Cryptography unknown 99 10
115. Wakanda үүрд Cryptography Bilgee 99 10
116. Decode me: 8 Cryptography unknown 103 10
117. Easy RSA Cryptography Xyptonize 105 10
118. Нууц зурвас Cryptography Superior 105 10
119. 13-р зуун 2018 Cryptography Ds3c 111 10
120. Шүлэг Cryptography now.sh 113 10
121. Old but gold Cryptography unknown 117 10
122. Decode me: 9 Cryptography unknown 125 10
123. Shiree Cryptography olsujabu 142 10
124. Decrypt me: 5 Cryptography unknown 144 10
125. Ромын байлдан дагуулагч Cryptography unknown 160 10
126. Бие халаалт 2018 Cryptography Ds3c 171 10
127. 13-р зуун Cryptography unknown 173 10
128. Decode me: 5 Cryptography unknown 175 10
129. Decode me: 4 Cryptography unknown 178 10
130. roshan's banner Cryptography Tulgaaaa 181 10
131. Decrypt me: 1 Cryptography unknown 187 10
132. Decode me: 3 Cryptography unknown 193 10
133. Decode me: 1 Cryptography unknown 212 10
134. Emojis Cryptography Uzi 222 10
135. Smells like 10 Spirit Cryptography unknown 239 10
136. First blood Cryptography Flame 268 10