Shift cipher

10 Points  0x0

Recover the password

Author

m31z0nyx,  

Level  Difficulty

Validations

11134 Challengers 7%

Note  Notation

1
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3
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5
522 Votes

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 7 Solutions

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Challenge Results Challenge Results

Pseudo Challenge Lang date
Zfires   Chiffrement par décalage 8 April 2020 at 21:34
RitmanSodra   Chiffrement par décalage 8 April 2020 at 17:35
Noha   Shift cipher 8 April 2020 at 15:52
Jherrald   Chiffrement par décalage 8 April 2020 at 15:22
Eris   Chiffrement par décalage 8 April 2020 at 15:07
Leviance   Shift cipher 8 April 2020 at 15:06
TREX35   Chiffrement par décalage 8 April 2020 at 10:57
daniladze   Shift cipher 8 April 2020 at 10:40
GuiGuimli   Chiffrement par décalage 8 April 2020 at 09:24
iamrooted   Shift cipher 8 April 2020 at 02:50

 49 Challenges

Results Name Validations Number of points  Explanation for the scores Difficulty  Difficulty Author Note  Notation Solution
pas_valide Encoding - ASCII 26% 45079 5 Xartrick 10
pas_valide Encoding - UU 21% 35602 5 g0uZ 10
pas_valide Hash - Message Digest 5 21% 36181 5 g0uZ 6
pas_valide Hash - SHA-2 11% 18327 5 koma 4
pas_valide Shift cipher 7% 11134 10 m31z0nyx 7
pas_valide Pixel Madness 5% 8816 15 Ryscrow 10
pas_valide ELF64 - PID encryption 3% 4903 15 Lu33Y 10
pas_valide File - PKZIP 4% 6588 15 g0uZ 6
pas_valide Monoalphabetic substitution - Caesar 5% 8390 15 Arod 4
pas_valide Known plaintext - XOR 3% 5148 20 Ryscrow 5
pas_valide Code - Pseudo Random Number Generator 2% 1954 20 Tosh 5
pas_valide File - Insecure storage 1 4% 5497 20 g0uZ 5
pas_valide Polyalphabetic substitution - Vigenère 4% 5691 20 Arod 3
pas_valide System - Android lock pattern 3% 3647 20 Silentd 4
pas_valide Transposition - Rail Fence 2% 3451 20 YellowS4 3
pas_valide AES - CBC - Bit-Flipping Attack 1% 496 25 Tie21 1
pas_valide AES - ECB 1% 1455 25 cez40 4
pas_valide LFSR - Known plaintext 1% 373 25 Brissouille 1
pas_valide RSA - Factorisation 2% 2391 25 HacKSpider 5
pas_valide RSA - Decipher Oracle 1% 731 25 Zweisamkeit 3
pas_valide Service - Timing attack 1% 1626 25 g0uZ, koma 3
pas_valide Monoalphabetic substitution - Polybe 2% 1972 25 koma 6
pas_valide Initialisation Vector 1% 1080 25 manticore, notfound404 5
pas_valide GEDEFU 1% 346 30 makhno 1
pas_valide RSA - Corrupted key 1 1% 172 30 blackndoor 2
pas_valide RSA - Continued fractions 1% 816 30 sambecks 1
pas_valide RSA - Common modulus 1% 828 30 franb 2
pas_valide Service - Hash length extension attack 1% 510 30 koma 1
pas_valide AES - 4 Rounds 1% 128 35 Cryptanalyse 0
pas_valide ECDSA - Introduction 1% 101 35 Jrmbt 1
pas_valide RSA - Padding 1% 153 35 Tosh 0
pas_valide RSA - Signature 1% 35 35 stan1slas 0
pas_valide AES128 - CTR 1% 424 40 Tosh 1
pas_valide Discrete logarithm problem 1% 576 40 Thanat0s, RFC4949 3
pas_valide RSA - Corrupted key 2 1% 117 40 blackndoor 0
pas_valide RSA - Corrupted key 3 1% 58 40 blackndoor 0
pas_valide RSA - Multiple recipients 1% 718 40 franb 3
pas_valide AES - Fault attack #1 1% 70 50 Cryptanalyse 1
pas_valide Enigma Machine 1% 120 50 peyman 1
pas_valide ECDHE 1% 130 60 Tosh 2
pas_valide RSA - Lee cooper 1% 44 60 blackndoor, Synacktiv 0
pas_valide Service - CBC Padding 1% 735 60 koma 1
pas_valide Polyalphabetic substitution - One Time Pad 1% 273 60 Thanat0s 0
pas_valide White-Box Cryptography 1% 93 60 Cryptanalyse 3
pas_valide AES - Weaker variant 1% 43 70 Cryptanalyse 1
pas_valide Hash - SHA-3 1% 73 75 Revenger 1
pas_valide AES - Fault attack #2 1% 49 80 Cryptanalyse 1
pas_valide AES-PMAC 1% 11 100 Cryptanalyse 0
pas_valide ECDSA - Implementation error 1% 17 100 Tosh 0