RSA - Padding

35 Points  

PKCS#1 v1.5 - DROWN

Author

Tosh,  

Level  Difficulty

Validations

100 Challengers 1%

Note  Notation

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5
22 Votes
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Solution  Solution

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Challenge Results Challenge Results

Pseudo Challenge Lang date
TwistedSim   RSA - Padding en 4 November 2018 at 21:52
Sgt. Pepper   RSA - Padding de 23 October 2018 at 19:59
k4ndar3c   RSA - Padding fr 20 October 2018 at 10:54
meadori   RSA - Padding en 18 October 2018 at 17:56
nonstandardmodel   RSA - Padding en 14 October 2018 at 00:58
das   RSA - Padding fr 10 September 2018 at 19:14
Baptiste M. (Creased)   RSA - Padding fr 9 September 2018 at 15:47
Km_   RSA - Padding fr 1 September 2018 at 21:16
klook   RSA - Padding fr 26 August 2018 at 16:03
corpsfini   RSA - Padding fr 15 August 2018 at 14:06

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 28% 28017 5 Xartrick 10
pas_valide Encoding - UU 22% 22451 5 g0uZ 10
pas_valide Hash - Message Digest 5 23% 23190 5 g0uZ 6
pas_valide Hash - SHA-2 12% 11814 5 koma 3
pas_valide Shift cipher 7% 6930 10 m31z0nyx 5
pas_valide Pixel Madness 6% 5662 15 Ryscrow 10
pas_valide ELF64 - PID encryption 4% 3475 15 Lu33Y 10
pas_valide File - PKZIP 5% 4194 15 g0uZ 5
pas_valide Monoalphabetic substitution - Caesar 6% 5571 15 Arod 4
pas_valide Known plaintext - XOR 4% 3523 20 Ryscrow 4
pas_valide Code - Pseudo Random Number Generator 2% 1326 20 Tosh 4
pas_valide File - Insecure storage 1 5% 4208 20 g0uZ 5
pas_valide Polyalphabetic substitution - Vigenère 4% 3819 20 Arod 3
pas_valide System - Android lock pattern 3% 2424 20 Silentd 3
pas_valide Transposition - Rail Fence 3% 2269 20 YellowS4 2
pas_valide AES - CBC - Bit-Flipping Attack 1% 114 25 Tie21 1
pas_valide AES - ECB 1% 981 25 cez40 4
pas_valide LFSR - Known plaintext 1% 133 25 Brissouille 1
pas_valide RSA - Factorisation 2% 1554 25 HacKSpider 4
pas_valide RSA - Decipher Oracle 1% 353 25 Zweisamkeit 3
pas_valide Service - Timing attack 2% 1213 25 g0uZ, koma 3
pas_valide Monoalphabetic substitution - Polybe 2% 1350 25 koma 6
pas_valide Initialisation Vector 1% 691 25 notfound, manticore 3
pas_valide GEDEFU 1% 220 30 makhno 1
pas_valide RSA - Corrupted key V1 1% 78 30 blackndoor 1
pas_valide RSA - Continued fractions 1% 549 30 sambecks 1
pas_valide RSA - Common modulus 1% 444 30 franb 2
pas_valide Service - Hash length extension attack 1% 328 30 koma 1
pas_valide AES - 4 Rounds 1% 42 35 Cryptanalyse 0
pas_valide RSA - Padding 1% 100 35 Tosh 0
pas_valide AES128 - CTR 1% 315 40 Tosh 1
pas_valide Discrete logarithm problem 1% 416 40 Thanat0s, RFC4949 3
pas_valide RSA - Corrupted key V2 1% 58 40 blackndoor 0
pas_valide RSA - Multiple recipients 1% 451 40 franb 3
pas_valide AES - Fault attack #1 1% 18 50 Cryptanalyse 1
pas_valide Enigma Machine 1% 76 50 peyman 0
pas_valide ECDHE 1% 81 60 Tosh 2
pas_valide Service - CBC Padding 1% 505 60 koma 0
pas_valide Polyalphabetic substitution - One Time Pad 1% 223 60 Thanat0s 0
pas_valide White-Box Cryptography 1% 35 60 Cryptanalyse 1
pas_valide AES - Weaker variant 1% 15 70 Cryptanalyse 0
pas_valide Hash - SHA-3 1% 40 75 Revenger 1
pas_valide AES - Fault attack #2 1% 12 80 Cryptanalyse 0