Service - CBC Padding

60 Points  0x0

Don’t go to fast

Author

koma,  

Level  Difficulty

Validations

658 Challengers 1%

Note  Notation

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5
67 Votes

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 1 Solution

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Challenge Results Challenge Results

Pseudo Challenge Lang date
h0n3yb0y   Service - CBC Padding 13 December 2019 at 10:20
Scrosse   Service - CBC Padding 12 December 2019 at 18:46
_Noway_   Service - CBC Padding 12 December 2019 at 17:00
Purificateur001   Service - CBC Padding 12 December 2019 at 01:23
Metroid EMP7   Service - CBC Padding 8 December 2019 at 13:51
pse   Service - CBC Padding 7 December 2019 at 12:28
Ryuku   Service - CBC Padding 6 December 2019 at 23:33
Dayveeee   Service - CBC Padding 4 December 2019 at 23:59
nobodyisnobody   Service - CBC Padding 4 December 2019 at 14:11
Ketsu   Service - CBC Padding 2 December 2019 at 23:58

 48 Challenges

Results Name Validations Number of points  Explanation for the scores Difficulty  Difficulty Author Note  Notation Solution
pas_valide Encoding - ASCII 26% 41129 5 Xartrick 10
pas_valide Encoding - UU 21% 32529 5 g0uZ 10
pas_valide Hash - Message Digest 5 21% 33271 5 g0uZ 6
pas_valide Hash - SHA-2 11% 16717 5 koma 4
pas_valide Shift cipher 7% 10029 10 m31z0nyx 6
pas_valide Pixel Madness 5% 8013 15 Ryscrow 10
pas_valide ELF64 - PID encryption 3% 4516 15 Lu33Y 10
pas_valide File - PKZIP 4% 5921 15 g0uZ 6
pas_valide Monoalphabetic substitution - Caesar 5% 7613 15 Arod 4
pas_valide Known plaintext - XOR 3% 4711 20 Ryscrow 4
pas_valide Code - Pseudo Random Number Generator 2% 1772 20 Tosh 5
pas_valide File - Insecure storage 1 4% 5123 20 g0uZ 5
pas_valide Polyalphabetic substitution - Vigenère 4% 5142 20 Arod 3
pas_valide System - Android lock pattern 3% 3304 20 Silentd 4
pas_valide Transposition - Rail Fence 2% 3123 20 YellowS4 3
pas_valide AES - CBC - Bit-Flipping Attack 1% 374 25 Tie21 1
pas_valide AES - ECB 1% 1312 25 cez40 4
pas_valide LFSR - Known plaintext 1% 279 25 Brissouille 1
pas_valide RSA - Factorisation 2% 2157 25 HacKSpider 4
pas_valide RSA - Decipher Oracle 1% 608 25 Zweisamkeit 3
pas_valide Service - Timing attack 1% 1517 25 g0uZ, koma 3
pas_valide Monoalphabetic substitution - Polybe 2% 1763 25 koma 6
pas_valide Initialisation Vector 1% 969 25 manticore, notfound404 4
pas_valide GEDEFU 1% 310 30 makhno 1
pas_valide RSA - Corrupted key 1 1% 145 30 blackndoor 2
pas_valide RSA - Continued fractions 1% 736 30 sambecks 1
pas_valide RSA - Common modulus 1% 700 30 franb 2
pas_valide Service - Hash length extension attack 1% 450 30 koma 1
pas_valide AES - 4 Rounds 1% 110 35 Cryptanalyse 0
pas_valide ECDSA - Introduction 1% 70 35 Jrmbt 0
pas_valide RSA - Padding 1% 138 35 Tosh 0
pas_valide AES128 - CTR 1% 400 40 Tosh 1
pas_valide Discrete logarithm problem 1% 539 40 Thanat0s, RFC4949 3
pas_valide RSA - Corrupted key 2 1% 101 40 blackndoor 0
pas_valide RSA - Corrupted key 3 1% 42 40 blackndoor 0
pas_valide RSA - Multiple recipients 1% 628 40 franb 3
pas_valide AES - Fault attack #1 1% 54 50 Cryptanalyse 1
pas_valide Enigma Machine 1% 110 50 peyman 1
pas_valide ECDHE 1% 121 60 Tosh 2
pas_valide RSA - Lee cooper 1% 26 60 blackndoor, Synacktiv 0
pas_valide Service - CBC Padding 1% 658 60 koma 1
pas_valide Polyalphabetic substitution - One Time Pad 1% 265 60 Thanat0s 0
pas_valide White-Box Cryptography 1% 90 60 Cryptanalyse 3
pas_valide AES - Weaker variant 1% 37 70 Cryptanalyse 0
pas_valide Hash - SHA-3 1% 61 75 Revenger 1
pas_valide AES - Fault attack #2 1% 38 80 Cryptanalyse 0
pas_valide AES-PMAC 1% 9 100 Cryptanalyse 0
pas_valide ECDSA - Implementation error 1% 13 100 Tosh 0