AES-PMAC

100 Points  

Forgery attack against an efficient AES-PMAC implementation

Author

Cryptanalyse,  

Level  Difficulty

Validations

8 Challengers 1%

Note  Notation

12 Votes
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Solution  Solution

Challenge Results Challenge Results

Pseudo Challenge Lang date
Alkanor   AES-PMAC fr 16 September 2019 at 16:12
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 47 Challenges

Results Challenge's Name Validations Number of points  Explanation for the scores Difficulty  Difficulty Author Note  Notation Solution
pas_valide Encoding - ASCII 26% 38535 5 Xartrick 10
pas_valide Encoding - UU 20% 30510 5 g0uZ 10
pas_valide Hash - Message Digest 5 21% 31255 5 g0uZ 6
pas_valide Hash - SHA-2 11% 15563 5 koma 4
pas_valide Shift cipher 7% 9266 10 m31z0nyx 5
pas_valide Pixel Madness 5% 7450 15 Ryscrow 10
pas_valide ELF64 - PID encryption 3% 4244 15 Lu33Y 10
pas_valide File - PKZIP 4% 5483 15 g0uZ 5
pas_valide Monoalphabetic substitution - Caesar 5% 7157 15 Arod 4
pas_valide Known plaintext - XOR 3% 4460 20 Ryscrow 4
pas_valide Code - Pseudo Random Number Generator 2% 1684 20 Tosh 5
pas_valide File - Insecure storage 1 4% 4907 20 g0uZ 5
pas_valide Polyalphabetic substitution - Vigenère 4% 4828 20 Arod 3
pas_valide System - Android lock pattern 3% 3107 20 Silentd 3
pas_valide Transposition - Rail Fence 2% 2933 20 YellowS4 2
pas_valide AES - CBC - Bit-Flipping Attack 1% 330 25 Tie21 1
pas_valide AES - ECB 1% 1237 25 cez40 4
pas_valide LFSR - Known plaintext 1% 252 25 Brissouille 1
pas_valide RSA - Factorisation 2% 2033 25 HacKSpider 4
pas_valide RSA - Decipher Oracle 1% 560 25 Zweisamkeit 3
pas_valide Service - Timing attack 1% 1467 25 g0uZ, koma 3
pas_valide Monoalphabetic substitution - Polybe 2% 1683 25 koma 6
pas_valide Initialisation Vector 1% 917 25 manticore, notfound 3
pas_valide GEDEFU 1% 297 30 makhno 1
pas_valide RSA - Corrupted key 1 1% 130 30 blackndoor 2
pas_valide RSA - Continued fractions 1% 698 30 sambecks 1
pas_valide RSA - Common modulus 1% 651 30 franb 2
pas_valide Service - Hash length extension attack 1% 431 30 koma 1
pas_valide AES - 4 Rounds 1% 98 35 Cryptanalyse 0
pas_valide ECDSA - Introduction 1% 38 35 Jrmbt 0
pas_valide RSA - Padding 1% 128 35 Tosh 0
pas_valide AES128 - CTR 1% 384 40 Tosh 1
pas_valide Discrete logarithm problem 1% 507 40 Thanat0s, RFC4949 3
pas_valide RSA - Corrupted key 2 1% 96 40 blackndoor 0
pas_valide RSA - Corrupted key 3 1% 33 40 blackndoor 0
pas_valide RSA - Multiple recipients 1% 589 40 franb 3
pas_valide AES - Fault attack #1 1% 50 50 Cryptanalyse 1
pas_valide Enigma Machine 1% 108 50 peyman 1
pas_valide ECDHE 1% 115 60 Tosh 2
pas_valide Service - CBC Padding 1% 625 60 koma 1
pas_valide Polyalphabetic substitution - One Time Pad 1% 261 60 Thanat0s 0
pas_valide White-Box Cryptography 1% 85 60 Cryptanalyse 2
pas_valide AES - Weaker variant 1% 36 70 Cryptanalyse 0
pas_valide Hash - SHA-3 1% 59 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% 8 100 Tosh 0