RSA - Factorisation

25 Points  

Decrypt the password

Author

HacKSpider,  

Level  Difficulty

Validations

1682 Challengers 2%

Note  Notation

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105 Votes
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Solution 4 Solutions

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Challenge Results Challenge Results

Pseudo Challenge Lang date
Pierre   RSA - Factorisation en 19 February 2019 at 19:02
Tchernobyl   RSA - Factorisation fr 18 February 2019 at 04:16
Owln3T   RSA - Factorisation fr 17 February 2019 at 23:29
skala   RSA - Factorisation fr 17 February 2019 at 18:45
Zarbibi   RSA - Factorisation fr 17 February 2019 at 18:07
StormXploit   RSA - Factorisation fr 17 February 2019 at 17:56
Link   RSA - Factorisation en 15 February 2019 at 11:08
Medfariddr   RSA - Factorisation fr 14 February 2019 at 19:36
Pierre   RSA - Factorisation fr 10 February 2019 at 20:25
MRic   RSA - Factorisation fr 10 February 2019 at 10:22

Challenges associated with this section 43 Challenges

Results Challenge's Name Validations Number of points  Explanation for the scores Difficulty  Difficulty Author Note  Notation Solution
pas_valide Encoding - ASCII 27% 31618 5 Xartrick 10
pas_valide Encoding - UU 21% 25160 5 g0uZ 10
pas_valide Hash - Message Digest 5 22% 25858 5 g0uZ 6
pas_valide Hash - SHA-2 11% 12919 5 koma 3
pas_valide Shift cipher 7% 7641 10 m31z0nyx 5
pas_valide Pixel Madness 6% 6205 15 Ryscrow 10
pas_valide ELF64 - PID encryption 4% 3675 15 Lu33Y 10
pas_valide File - PKZIP 4% 4584 15 g0uZ 5
pas_valide Monoalphabetic substitution - Caesar 6% 6056 15 Arod 4
pas_valide Known plaintext - XOR 4% 3814 20 Ryscrow 4
pas_valide Code - Pseudo Random Number Generator 2% 1424 20 Tosh 5
pas_valide File - Insecure storage 1 4% 4410 20 g0uZ 5
pas_valide Polyalphabetic substitution - Vigenère 4% 4121 20 Arod 3
pas_valide System - Android lock pattern 3% 2598 20 Silentd 3
pas_valide Transposition - Rail Fence 3% 2459 20 YellowS4 2
pas_valide AES - CBC - Bit-Flipping Attack 1% 152 25 Tie21 1
pas_valide AES - ECB 1% 1038 25 cez40 4
pas_valide LFSR - Known plaintext 1% 152 25 Brissouille 1
pas_valide RSA - Factorisation 2% 1682 25 HacKSpider 4
pas_valide RSA - Decipher Oracle 1% 406 25 Zweisamkeit 3
pas_valide Service - Timing attack 2% 1291 25 g0uZ, koma 3
pas_valide Monoalphabetic substitution - Polybe 2% 1430 25 koma 6
pas_valide Initialisation Vector 1% 750 25 manticore, notfound 3
pas_valide GEDEFU 1% 238 30 makhno 1
pas_valide RSA - Corrupted key V1 1% 92 30 blackndoor 1
pas_valide RSA - Continued fractions 1% 592 30 sambecks 1
pas_valide RSA - Common modulus 1% 508 30 franb 2
pas_valide Service - Hash length extension attack 1% 346 30 koma 1
pas_valide AES - 4 Rounds 1% 59 35 Cryptanalyse 0
pas_valide RSA - Padding 1% 109 35 Tosh 0
pas_valide AES128 - CTR 1% 343 40 Tosh 1
pas_valide Discrete logarithm problem 1% 439 40 Thanat0s, RFC4949 3
pas_valide RSA - Corrupted key V2 1% 69 40 blackndoor 0
pas_valide RSA - Multiple recipients 1% 502 40 franb 3
pas_valide AES - Fault attack #1 1% 29 50 Cryptanalyse 1
pas_valide Enigma Machine 1% 90 50 peyman 1
pas_valide ECDHE 1% 92 60 Tosh 2
pas_valide Service - CBC Padding 1% 538 60 koma 1
pas_valide Polyalphabetic substitution - One Time Pad 1% 237 60 Thanat0s 0
pas_valide White-Box Cryptography 1% 53 60 Cryptanalyse 2
pas_valide AES - Weaker variant 1% 21 70 Cryptanalyse 0
pas_valide Hash - SHA-3 1% 47 75 Revenger 1
pas_valide AES - Fault attack #2 1% 22 80 Cryptanalyse 0