AES-PMAC

100 Points  

Forgery attack against an efficient AES-PMAC implementation

Author

Cryptanalyse,  

Level  Difficulty

Validations

7 Challengers 1%

Note  Notation

11 Votes
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Solution  Solution

Challenge Results Challenge Results

Pseudo Challenge Lang date
braindead   AES-PMAC en 11 August 2019 at 20:48
ENOENT   AES-PMAC fr 10 August 2019 at 19:08
Kurt   AES-PMAC en 9 August 2019 at 14:17
Tosh   AES-PMAC fr 7 June 2019 at 17:19
Cryptanalyse   AES-PMAC fr 3 June 2019 at 23:14
kikko   AES-PMAC fr 3 June 2019 at 23:13
DVernon   AES-PMAC en 3 June 2019 at 20:58

Challenges associated with this section 44 Challenges

Results Challenge's Name Validations Number of points  Explanation for the scores Difficulty  Difficulty Author Note  Notation Solution
pas_valide Encoding - ASCII 26% 36677 5 Xartrick 10
pas_valide Encoding - UU 21% 29097 5 g0uZ 10
pas_valide Hash - Message Digest 5 21% 29816 5 g0uZ 6
pas_valide Hash - SHA-2 11% 14893 5 koma 4
pas_valide Shift cipher 7% 8803 10 m31z0nyx 5
pas_valide Pixel Madness 5% 7121 15 Ryscrow 10
pas_valide ELF64 - PID encryption 3% 4104 15 Lu33Y 10
pas_valide File - PKZIP 4% 5254 15 g0uZ 5
pas_valide Monoalphabetic substitution - Caesar 5% 6857 15 Arod 4
pas_valide Known plaintext - XOR 3% 4309 20 Ryscrow 4
pas_valide Code - Pseudo Random Number Generator 2% 1631 20 Tosh 5
pas_valide File - Insecure storage 1 4% 4808 20 g0uZ 5
pas_valide Polyalphabetic substitution - Vigenère 4% 4665 20 Arod 3
pas_valide System - Android lock pattern 3% 2993 20 Silentd 3
pas_valide Transposition - Rail Fence 2% 2824 20 YellowS4 2
pas_valide AES - CBC - Bit-Flipping Attack 1% 293 25 Tie21 1
pas_valide AES - ECB 1% 1182 25 cez40 4
pas_valide LFSR - Known plaintext 1% 232 25 Brissouille 1
pas_valide RSA - Factorisation 2% 1971 25 HacKSpider 4
pas_valide RSA - Decipher Oracle 1% 532 25 Zweisamkeit 3
pas_valide Service - Timing attack 1% 1433 25 g0uZ, koma 3
pas_valide Monoalphabetic substitution - Polybe 2% 1622 25 koma 6
pas_valide Initialisation Vector 1% 878 25 manticore, notfound 3
pas_valide GEDEFU 1% 277 30 makhno 1
pas_valide RSA - Corrupted key V1 1% 118 30 blackndoor 2
pas_valide RSA - Continued fractions 1% 675 30 sambecks 1
pas_valide RSA - Common modulus 1% 620 30 franb 2
pas_valide Service - Hash length extension attack 1% 408 30 koma 1
pas_valide AES - 4 Rounds 1% 87 35 Cryptanalyse 0
pas_valide RSA - Padding 1% 123 35 Tosh 0
pas_valide AES128 - CTR 1% 374 40 Tosh 1
pas_valide Discrete logarithm problem 1% 499 40 Thanat0s, RFC4949 3
pas_valide RSA - Corrupted key V2 1% 91 40 blackndoor 0
pas_valide RSA - Multiple recipients 1% 576 40 franb 3
pas_valide AES - Fault attack #1 1% 45 50 Cryptanalyse 1
pas_valide Enigma Machine 1% 99 50 peyman 1
pas_valide ECDHE 1% 111 60 Tosh 2
pas_valide Service - CBC Padding 1% 611 60 koma 1
pas_valide Polyalphabetic substitution - One Time Pad 1% 255 60 Thanat0s 0
pas_valide White-Box Cryptography 1% 72 60 Cryptanalyse 2
pas_valide AES - Weaker variant 1% 31 70 Cryptanalyse 0
pas_valide Hash - SHA-3 1% 57 75 Revenger 1
pas_valide AES - Fault attack #2 1% 32 80 Cryptanalyse 0
pas_valide AES-PMAC 1% 7 100 Cryptanalyse 0