Service - CBC Padding

60 Points  

Don’t go to fast

Author

koma,  

Level  Difficulty

Validations

476 Challengers 1%

Note  Notation

53 Votes
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Solution  Solution

Challenge Results Challenge Results

Pseudo Challenge Lang date
laurens   Service - CBC Padding fr 14 May 2018 at 00:23
-omen-   Service - CBC Padding fr 6 May 2018 at 10:01
jambon69   Service - CBC Padding fr 4 May 2018 at 17:55
ivan   Service - CBC Padding fr 26 April 2018 at 20:18
Lou   Service - CBC Padding fr 26 April 2018 at 17:48
johndoe7878   Service - CBC Padding en 25 April 2018 at 01:04
hops   Service - CBC Padding en 24 April 2018 at 18:08
Tiyeuse   Service - CBC Padding fr 20 April 2018 at 01:04
aevy   Service - CBC Padding fr 19 April 2018 at 22:48
w4x   Service - CBC Padding en 18 April 2018 at 17:00

Challenges associated with this section 37 Challenges

Results Challenge's Name Validations Number of points  Explanation for the scores Difficulty  Difficulty Author Note  Notation Solution
pas_valide Encoding - ASCII 28% 23544 5 Xartrick 10
pas_valide Encoding - UU 22% 18836 5 g0uZ 8
pas_valide Hash - Message Digest 5 23% 19566 5 g0uZ 3
pas_valide Hash - SHA-2 12% 9735 5 koma 2
pas_valide Shift cipher 7% 5755 10 m31z0nyx 5
pas_valide Pixel Madness 6% 4577 15 Ryscrow 8
pas_valide ELF32 - PID encryption 4% 3142 15 Lu33Y 9
pas_valide File - PKZIP 4% 3443 15 g0uZ 5
pas_valide Monoalphabetic substitution - Caesar 6% 4832 15 Arod 4
pas_valide Known plaintext - XOR 4% 3014 20 Ryscrow 4
pas_valide Code - Pseudo Random Number Generator 2% 1152 20 Tosh 3
pas_valide File - Insecure storage 1 5% 3767 20 g0uZ 5
pas_valide Polyalphabetic substitution - Vigenère 4% 3322 20 Arod 3
pas_valide System - Android lock pattern 3% 2052 20 Silentd 2
pas_valide Transposition - Rail Fence 3% 1940 20 YellowS4 2
pas_valide AES - ECB 2% 869 25 cez40 4
pas_valide LFSR - Known plaintext 1% 86 25 Brissouille 1
pas_valide RSA - Factorisation 2% 1350 25 HacKSpider 3
pas_valide RSA - Decipher Oracle 1% 277 25 Zweisamkeit 2
pas_valide Service - Timing attack 2% 1091 25 g0uZ, koma 3
pas_valide Monoalphabetic substitution - Polybe 2% 1201 25 Armel, koma 5
pas_valide Initialisation Vector 1% 624 25 notfound, manticore 3
pas_valide GEDEFU 1% 191 30 makhno 1
pas_valide RSA - Corrupted key V1 1% 50 30 blackndoor 1
pas_valide RSA - Continued fractions 1% 479 30 sambecks 1
pas_valide RSA - Common modulus 1% 361 30 franb 2
pas_valide Service - Hash length extension attack 1% 284 30 koma 1
pas_valide RSA - Padding 1% 83 35 Tosh 0
pas_valide AES128 - CTR 1% 281 40 Tosh 1
pas_valide Discrete logarithm problem 1% 383 40 Thanat0s, RFC4949 2
pas_valide RSA - Corrupted key V2 1% 34 40 blackndoor 0
pas_valide RSA - Multiple recipients 1% 391 40 franb 1
pas_valide Enigma Machine 1% 61 50 peyman 0
pas_valide ECDHE 1% 68 60 Tosh 1
pas_valide Service - CBC Padding 1% 476 60 koma 0
pas_valide Polyalphabetic substitution - One Time Pad 1% 210 60 Thanat0s 0
pas_valide Hash - SHA-3 1% 29 75 Revenger 1