CTF.mn
Contest Challenges Scoreboard Activity · Login Register
Challenge Category Author Solved Score
1. Shuffle Cryptography unknown 1 1000
2. Encryption service 3 Cryptography Superior 2 999
3. 16 bytes: 512-bit primes Cryptography Superior 3 997
4. At the end Cryptography unknown 3 997
5. Look Like Long Cryptography Tulgaaaa 3 997
6. Scambet Cryptography Superior 3 997
7. Encryption service 1 Cryptography Superior 4 994
8. Weak Digital Signature Cryptography Flame 4 994
9. Symbols Cryptography zjzoloo 5 990
10. 16 bytes: 256-bit primes Cryptography Superior 6 985
11. Impossible to decrypt Cryptography Superior 6 985
12. Encryption service 2 Cryptography Superior 7 979
13. Encryption Standard Advanced Cryptography Superior 7 979
14. Hard RSA Cryptography Flame 7 979
15. Weak Mac Cryptography unknown 7 979
16. Шүлэг 2025 Cryptography dorjoos 7 979
17. Broken Cert Cryptography Tulgaaaa 8 972
18. The First Half: Revolutions Cryptography Superior 8 972
19. Verification: Revolutions Cryptography Superior 8 972
20. MATHrix Cryptography zjzoloo 9 964
21. 16 bytes: 128-bit primes Cryptography Superior 10 955
22. Brainrot Cryptography unknown 10 955
23. Enigmatic Cryptography Uzi 11 945
24. Oracle is here Cryptography Tulgaaaa 11 945
25. Pheonix Cryptography Flame 12 934
26. Modular encryption reloaded Cryptography Superior 13 922
27. Verification: Reloaded Cryptography Superior 13 922
28. are you admin i think nahh Cryptography Tulgaaaa 14 909
29. Hash Game Cryptography Saruul 14 909
30. NoobSaiBotSSuper Cryptography w01f 14 909
31. Favorite number Cryptography Superior 15 895
32. Just encryption Cryptography unknown 15 895
33. r00t Cryptography unknown 15 895
34. Embrace the randomness Cryptography Superior 16 880
35. Kano Cryptography unknown 16 880
36. Nature Cryptography Bilgee 16 880
37. First Blood: Reloaded Cryptography Superior 19 829
38. Kindergarten Cryptography zjzoloo 19 829
39. random Cryptography unknown 20 810
40. Reality Security Access Cryptography zjzoloo 20 810
41. sumPrimes revenge Cryptography Tulgaaaa 20 810
42. Alphabet Cryptography unknown 21 790
43. Primal Cryptography Flame 21 790
44. The First Half: Reloaded Cryptography Superior 21 790
45. Шаар Cryptography unknown 22 769
46. Verification Cryptography Superior 23 747
47. Advanced Encryption Standard Cryptography Superior 24 724
48. unknown key but known Cryptography Tulgaaaa 24 724
49. IDK Cryptography unknown 25 700
50. Seed of future Cryptography unknown 25 700
51. EncodeManiac! Cryptography unknown 26 675
52. Crypto analysis Cryptography unknown 28 622
53. roxy-2 Cryptography unknown 28 622
54. New crypto Cryptography Ds3c 30 565
55. roxy-1 Cryptography unknown 31 535
56. RSA tutorial Cryptography Superior 31 535
57. 1-р шатны дараа Cryptography zjzoloo 32 504
58. Ticket Generator Cryptography Bilgee 32 504
59. Warmup 2024 Cryptography unknown 32 504
60. Holy Letter Cryptography zjzoloo 33 472
61. Modular encryption Cryptography Tulgaaaa 33 472
62. The First Half Cryptography Superior 33 472
63. Scan me Cryptography unknown 35 405
64. Унш унш бас дахин унш Cryptography unknown 36 370
65. XOR without X Cryptography Superior 37 334
66. Nightfall Cryptography unknown 38 297
67. Number2Text Cryptography unknown 38 297
68. Decrypt me: 6 Cryptography unknown 39 259
69. Really Suspicious Algorithm Cryptography Superior 39 259
70. dlugi Cryptography unknown 41 180
71. Complete random key Cryptography Superior 43 97
72. Crypto Sensei Cryptography unknown 44 54
73. 4r3 Y0u Bl1nd Cryptography Uzi 46 10
74. Dance Dance Dance Cryptography unknown 46 10
75. xo | rorororo Cryptography w01f 48 10
76. Рийл крипто Cryptography w01f 49 10
77. Юлий Цезарийн төгсгөл Cryptography w01f 50 10
78. Alice and Bob Part 2 Cryptography Ds3c 52 10
79. sumPrimes Cryptography Tulgaaaa 53 10
80. Baby crypto Cryptography Flame 54 10
81. 中文余数 Cryptography Tulgaaaa 54 10
82. Бие халаалт Cryptography Superior 55 10
83. Decode me: 2 Cryptography unknown 56 10
84. Morse Cryptography unknown 56 10
85. Cookbook Cryptography unknown 59 10
86. Decrypt me: 2 Cryptography unknown 59 10
87. Decrypt me: 7 Cryptography unknown 60 10
88. 1_26 Cryptography unknown 65 10
89. Simple Puzzle Cryptography unknown 67 10
90. Certification Cryptography Uzi 68 10
91. Decrypt me: 8 Cryptography unknown 70 10
92. 2D Cryptography unknown 73 10
93. 13-р зуун 2018 Cryptography Ds3c 74 10
94. Decode me: 8 Cryptography unknown 80 10
95. Old but gold Cryptography unknown 80 10
96. Wakanda үүрд Cryptography Bilgee 81 10
97. Easy RSA Cryptography Xyptonize 83 10
98. Decode me: 9 Cryptography unknown 85 10
99. Нууц зурвас Cryptography Superior 88 10
100. Шүлэг Cryptography now.sh 93 10
101. Ромын байлдан дагуулагч Cryptography unknown 96 10
102. Decrypt me: 5 Cryptography unknown 99 10
103. 13-р зуун Cryptography unknown 102 10
104. Shiree Cryptography Givaa 102 10
105. Бие халаалт 2018 Cryptography Ds3c 103 10
106. Decode me: 5 Cryptography unknown 112 10
107. Decode me: 4 Cryptography unknown 115 10
108. Decrypt me: 1 Cryptography unknown 115 10
109. Decode me: 3 Cryptography unknown 123 10
110. Decode me: 1 Cryptography unknown 131 10
111. roshan's banner Cryptography Tulgaaaa 131 10
112. Emojis Cryptography Uzi 162 10
113. Smells like 10 Spirit Cryptography unknown 174 10
114. First blood Cryptography Flame 181 10