Discrete logarithm problem

40 Points  

What a pretty equation

Author

Thanat0sRFC4949,  

Level  Difficulty

Validations

354 Challengers 1%

Note  Notation

44 Votes
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Challenge Results Challenge Results

Pseudo Challenge Lang date
k4ndar3c   Discrete logarithm problem en 18 February 2018 at 19:35
FoxCie   Problème du logarithme discret fr 16 February 2018 at 19:47
Hedroed   Problème du logarithme discret fr 14 February 2018 at 14:48
ocalex86   Discrete logarithm problem en 6 February 2018 at 14:37
zemissa   Problème du logarithme discret fr 1 February 2018 at 18:10
sphinx   Problème du logarithme discret fr 24 January 2018 at 10:05
chrsow   Discrete logarithm problem en 23 January 2018 at 16:51
philomath213   Discrete logarithm problem en 21 January 2018 at 12:28
Taryax   Problème du logarithme discret fr 19 January 2018 at 15:02
ZebKos   Discrete logarithm problem en 27 December 2017 at 00:07

Challenges associated with this section 37 Challenges

Results Challenge's Name Validations Number of points  Explanation for the scores Difficulty  Difficulty Author Note  Notation Solution
pas_valide Encoding - ASCII 28% 21114 5 Xartrick 10
pas_valide Encoding - UU 22% 16924 5 g0uZ 6
pas_valide Hash - Message Digest 5 23% 17605 5 g0uZ 3
pas_valide Hash - SHA-2 12% 8611 5 koma 2
pas_valide Shift cipher 7% 5043 10 m31z0nyx 5
pas_valide Pixel Madness 6% 3950 15 Ryscrow 8
pas_valide ELF32 - PID encryption 4% 2973 15 Lu33Y 9
pas_valide File - PKZIP 4% 3049 15 g0uZ 5
pas_valide Monoalphabetic substitution - Caesar 6% 4407 15 Arod 4
pas_valide Known plaintext - XOR 4% 2704 20 Ryscrow 3
pas_valide Code - Pseudo Random Number Generator 2% 1048 20 Tosh 3
pas_valide File - Insecure storage 1 5% 3476 20 g0uZ 4
pas_valide Polyalphabetic substitution - Vigenère 4% 3047 20 Arod 3
pas_valide System - Android lock pattern 3% 1854 20 Silentd 2
pas_valide Transposition - Rail Fence 3% 1766 20 YellowS4 2
pas_valide AES - ECB 2% 783 25 cez40 2
pas_valide LFSR - Known plaintext 1% 53 25 Brissouille 1
pas_valide RSA - Factorisation 2% 1219 25 HacKSpider 2
pas_valide RSA - Decipher Oracle 1% 215 25 Zweisamkeit 2
pas_valide Service - Timing attack 2% 1015 25 g0uZ, koma 3
pas_valide Monoalphabetic substitution - Polybe 2% 1128 25 Armel, koma 5
pas_valide Initialisation Vector 1% 568 25 notfound, manticore 3
pas_valide GEDEFU 1% 174 30 makhno 1
pas_valide RSA - Corrupted key V1 1% 26 30 blackndoor 1
pas_valide RSA - Continued fractions 1% 443 30 sambecks 1
pas_valide RSA - Common modulus 1% 297 30 franb 2
pas_valide Service - Hash length extension attack 1% 258 30 koma 1
pas_valide RSA - Padding 1% 75 35 Tosh 0
pas_valide AES128 - CTR 1% 257 40 Tosh 1
pas_valide Discrete logarithm problem 1% 355 40 Thanat0s, RFC4949 2
pas_valide RSA - Corrupted key V2 1% 17 40 blackndoor 0
pas_valide RSA - Multiple recipients 1% 353 40 franb 1
pas_valide Enigma Machine 1% 55 50 peyman 0
pas_valide ECDHE 1% 58 60 Tosh 1
pas_valide Service - CBC Padding 1% 450 60 koma 0
pas_valide Polyalphabetic substitution - One Time Pad 1% 196 60 Thanat0s 0
pas_valide Hash - SHA-3 1% 23 75 Revenger 1