AES - 4 Rounds

35 Points  

Classical attack on AES-128 reduced to 4 rounds

Author

Cryptanalyse,  

Level  Difficulty

Validations

25 Challengers 1%

Note  Notation

1
2
3
4
5
6 Votes
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Solution  Solution

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Challenge Results Challenge Results

Pseudo Challenge Lang date
Kaname   AES - 4 tours fr 20 September 2018 at 15:48
AreopEnap   AES - 4 tours fr 19 September 2018 at 15:00
0xmitsurugi   AES - 4 tours fr 19 September 2018 at 13:47
franb   AES - 4 tours fr 18 September 2018 at 22:51
EddyMitchell   AES - 4 tours fr 16 September 2018 at 17:04
PiAil   AES - 4 tours fr 13 September 2018 at 13:59
das   AES - 4 Rounds en 11 September 2018 at 18:44
FoxCie   AES - 4 Rounds en 10 September 2018 at 23:52
Zeecka   AES - 4 tours fr 10 September 2018 at 11:57
Alkanor   AES - 4 tours fr 9 September 2018 at 19:01

Challenges associated with this section 42 Challenges

Results Challenge's Name Validations Number of points  Explanation for the scores Difficulty  Difficulty Author Note  Notation Solution
pas_valide Encoding - ASCII 28% 25976 5 Xartrick 10
pas_valide Encoding - UU 22% 20825 5 g0uZ 10
pas_valide Hash - Message Digest 5 23% 21560 5 g0uZ 4
pas_valide Hash - SHA-2 12% 10935 5 koma 3
pas_valide Shift cipher 7% 6444 10 m31z0nyx 5
pas_valide Pixel Madness 6% 5199 15 Ryscrow 10
pas_valide ELF32 - PID encryption 4% 3329 15 Lu33Y 10
pas_valide File - PKZIP 5% 3876 15 g0uZ 5
pas_valide Monoalphabetic substitution - Caesar 6% 5209 15 Arod 4
pas_valide Known plaintext - XOR 4% 3306 20 Ryscrow 4
pas_valide Code - Pseudo Random Number Generator 2% 1258 20 Tosh 4
pas_valide File - Insecure storage 1 5% 4065 20 g0uZ 5
pas_valide Polyalphabetic substitution - Vigenère 4% 3583 20 Arod 3
pas_valide System - Android lock pattern 3% 2291 20 Silentd 3
pas_valide Transposition - Rail Fence 3% 2122 20 YellowS4 2
pas_valide AES - CBC - Bit-Flipping Attack 1% 84 25 Tie21 1
pas_valide AES - ECB 1% 946 25 cez40 4
pas_valide LFSR - Known plaintext 1% 117 25 Brissouille 1
pas_valide RSA - Factorisation 2% 1469 25 HacKSpider 4
pas_valide RSA - Decipher Oracle 1% 317 25 Zweisamkeit 2
pas_valide Service - Timing attack 2% 1163 25 g0uZ, koma 3
pas_valide Monoalphabetic substitution - Polybe 2% 1293 25 koma 6
pas_valide Initialisation Vector 1% 665 25 notfound, manticore 3
pas_valide GEDEFU 1% 207 30 makhno 1
pas_valide RSA - Corrupted key V1 1% 69 30 blackndoor 1
pas_valide RSA - Continued fractions 1% 524 30 sambecks 1
pas_valide RSA - Common modulus 1% 412 30 franb 2
pas_valide Service - Hash length extension attack 1% 318 30 koma 1
pas_valide AES - 4 Rounds 1% 25 35 Cryptanalyse 0
pas_valide RSA - Padding 1% 95 35 Tosh 0
pas_valide AES128 - CTR 1% 300 40 Tosh 1
pas_valide Discrete logarithm problem 1% 405 40 Thanat0s, RFC4949 2
pas_valide RSA - Corrupted key V2 1% 51 40 blackndoor 0
pas_valide RSA - Multiple recipients 1% 428 40 franb 3
pas_valide AES - Fault attack #1 0% 0 50 Cryptanalyse 0
pas_valide Enigma Machine 1% 73 50 peyman 0
pas_valide ECDHE 1% 80 60 Tosh 2
pas_valide Service - CBC Padding 1% 497 60 koma 0
pas_valide Polyalphabetic substitution - One Time Pad 1% 220 60 Thanat0s 0
pas_valide AES - Weaker variant 1% 8 70 Cryptanalyse 0
pas_valide Hash - SHA-3 1% 39 75 Revenger 1
pas_valide AES - Fault attack #2 0% 0 80 Cryptanalyse 0