AES - Fault attack #2

80 Points  

Recover the key after a simulated fault attack

Author

Cryptanalyse,  

Level  Difficulty

Validations

34 Challengers 1%

Note  Notation

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5
12 Votes
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Solution  Solution

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Challenge Results Challenge Results

Pseudo Challenge Lang date
Grobatow   AES - Attaque par fautes #2 fr 21 September 2019 at 17:28
DVernon   AES - Fault attack #2 en 5 September 2019 at 14:12
SerPiR   AES - Attaque par fautes #2 fr 5 August 2019 at 16:18
tshwyk   AES - Attaque par fautes #2 fr 31 July 2019 at 23:02
$in   AES - Attaque par fautes #2 fr 31 July 2019 at 00:51
Sacriyana   AES - Attaque par fautes #2 fr 23 July 2019 at 17:06
Nyarlatothep   AES - Fault attack #2 en 12 July 2019 at 14:37
shiki7   AES - Fault attack #2 en 4 July 2019 at 20:34
Yumemi   AES - Attaque par fautes #2 fr 9 June 2019 at 19:16
Locesi   AES - Attaque par fautes #2 fr 2 June 2019 at 03:39

Challenges associated with this section 48 Challenges

Results Challenge's Name Validations Number of points  Explanation for the scores Difficulty  Difficulty Author Note  Notation Solution
pas_valide Encoding - ASCII 26% 39942 5 Xartrick 10
pas_valide Encoding - UU 20% 31662 5 g0uZ 10
pas_valide Hash - Message Digest 5 21% 32403 5 g0uZ 6
pas_valide Hash - SHA-2 11% 16224 5 koma 4
pas_valide Shift cipher 7% 9714 10 m31z0nyx 6
pas_valide Pixel Madness 5% 7774 15 Ryscrow 10
pas_valide ELF64 - PID encryption 3% 4411 15 Lu33Y 10
pas_valide File - PKZIP 4% 5752 15 g0uZ 5
pas_valide Monoalphabetic substitution - Caesar 5% 7412 15 Arod 4
pas_valide Known plaintext - XOR 3% 4607 20 Ryscrow 4
pas_valide Code - Pseudo Random Number Generator 2% 1727 20 Tosh 5
pas_valide File - Insecure storage 1 4% 5025 20 g0uZ 5
pas_valide Polyalphabetic substitution - Vigenère 4% 4996 20 Arod 3
pas_valide System - Android lock pattern 3% 3210 20 Silentd 3
pas_valide Transposition - Rail Fence 2% 3026 20 YellowS4 2
pas_valide AES - CBC - Bit-Flipping Attack 1% 348 25 Tie21 1
pas_valide AES - ECB 1% 1272 25 cez40 4
pas_valide LFSR - Known plaintext 1% 270 25 Brissouille 1
pas_valide RSA - Factorisation 2% 2103 25 HacKSpider 4
pas_valide RSA - Decipher Oracle 1% 587 25 Zweisamkeit 3
pas_valide Service - Timing attack 1% 1491 25 g0uZ, koma 3
pas_valide Monoalphabetic substitution - Polybe 2% 1720 25 koma 6
pas_valide Initialisation Vector 1% 941 25 manticore, notfound 4
pas_valide GEDEFU 1% 305 30 makhno 1
pas_valide RSA - Corrupted key 1 1% 138 30 blackndoor 2
pas_valide RSA - Continued fractions 1% 719 30 sambecks 1
pas_valide RSA - Common modulus 1% 678 30 franb 2
pas_valide Service - Hash length extension attack 1% 442 30 koma 1
pas_valide AES - 4 Rounds 1% 106 35 Cryptanalyse 0
pas_valide ECDSA - Introduction 1% 56 35 Jrmbt 0
pas_valide RSA - Padding 1% 134 35 Tosh 0
pas_valide AES128 - CTR 1% 391 40 Tosh 1
pas_valide Discrete logarithm problem 1% 516 40 Thanat0s, RFC4949 3
pas_valide RSA - Corrupted key 2 1% 97 40 blackndoor 0
pas_valide RSA - Corrupted key 3 1% 35 40 blackndoor 0
pas_valide RSA - Multiple recipients 1% 603 40 franb 3
pas_valide AES - Fault attack #1 1% 52 50 Cryptanalyse 1
pas_valide Enigma Machine 1% 110 50 peyman 1
pas_valide ECDHE 1% 119 60 Tosh 2
pas_valide RSA - Lee cooper 1% 16 60 blackndoor, Synacktiv 0
pas_valide Service - CBC Padding 1% 636 60 koma 1
pas_valide Polyalphabetic substitution - One Time Pad 1% 265 60 Thanat0s 0
pas_valide White-Box Cryptography 1% 89 60 Cryptanalyse 2
pas_valide AES - Weaker variant 1% 36 70 Cryptanalyse 0
pas_valide Hash - SHA-3 1% 60 75 Revenger 1
pas_valide AES - Fault attack #2 1% 34 80 Cryptanalyse 0
pas_valide AES-PMAC 1% 8 100 Cryptanalyse 0
pas_valide ECDSA - Implementation error 1% 12 100 Tosh 0