RSA - Multiple recipients

40 Points  0x0

Chinese!

Author

franb,  

Level  Difficulty

Validations

0 Challengers 1%

Note  Notation

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70 Votes

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 3 Solutions

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Challenge Results Challenge Results

Pseudo Challenge Lang Date
Frrf   RSA - Multiples destinataires 17 September 2021 at 16:32
Archibald   RSA - Multiples destinataires 16 September 2021 at 16:23
razzi94   RSA - Multiples destinataires 10 September 2021 at 22:21
yetAnotherExcessivelyLongUsername   RSA - Multiple recipients 10 September 2021 at 22:03
NeketmanX   RSA - Multiple recipients 24 August 2021 at 10:39
Ays   RSA - Multiples destinataires 20 August 2021 at 10:25
miami666   RSA - Multiple recipients 11 August 2021 at 09:26
L9_Rudy   RSA - Multiples destinataires 8 August 2021 at 22:58
Azomasiel   RSA - Multiples destinataires 5 August 2021 at 16:55
SamiK   RSA - Multiples destinataires 30 July 2021 at 16:40

 56 Challenges

Results Name Validations Number of points  Explanation for the scores Difficulty  Difficulty Author Note  Notation Solution Date
pas_valide Encoding - ASCII 26% 59732 5 Xartrick 10 4 December 2012
pas_valide Encoding - UU 21% 46468 5 g0uZ 10 7 October 2006
pas_valide Hash - DCC 1% 678 5 Shutdown 1 13 July 2021
pas_valide Hash - DCC2 1% 682 5 Shutdown 1 13 July 2021
pas_valide Hash - LM 1% 859 5 Shutdown 1 13 July 2021
pas_valide Hash - Message Digest 5 20% 46129 5 g0uZ 7 31 January 2010
pas_valide Hash - NT 1% 602 5 Shutdown 1 13 July 2021
pas_valide Hash - SHA-2 11% 23734 5 koma 4 3 June 2012
pas_valide Shift cipher 7% 14605 10 m31z0nyx 9 16 February 2011
pas_valide CISCO - Salted Password 1% 372 10 Tidusrose 2 13 July 2021
pas_valide Pixel Madness 5% 11460 15 Ryscrow 10 3 February 2011
pas_valide ELF64 - PID encryption 3% 5918 15 Lu33Y 10 8 February 2012
pas_valide File - PKZIP 4% 8574 15 g0uZ 6 30 August 2010
pas_valide Monoalphabetic substitution - Caesar 5% 10826 15 Arod 5 22 October 2011
pas_valide Known plaintext - XOR 3% 6409 20 Ryscrow 5 3 February 2011
pas_valide Code - Pseudo Random Number Generator 2% 2508 20 Tosh 6 19 December 2012
pas_valide File - Insecure storage 1 3% 6629 20 g0uZ 7 6 February 2012
pas_valide Polyalphabetic substitution - Vigenère 4% 7155 20 Arod 3 26 October 2011
pas_valide System - Android lock pattern 3% 4764 20 Silentd 4 23 December 2012
pas_valide Transposition - Rail Fence 2% 4415 20 YellowS4 4 6 April 2014
pas_valide AES - CBC - Bit-Flipping Attack 1% 900 25 Tie21 4 17 June 2018
pas_valide AES - ECB 1% 1792 25 cez40 4 29 November 2015
pas_valide LFSR - Known plaintext 1% 587 25 Brissouille 2 28 November 2017
pas_valide RSA - Factorisation 2% 3083 25 HacKSpider 5 12 September 2010
pas_valide RSA - Decipher Oracle 1% 1093 25 Zweisamkeit 3 11 May 2017
pas_valide Service - Timing attack 1% 2008 25 g0uZ 4 28 October 2012
pas_valide Monoalphabetic substitution - Polybe 2% 2588 25 koma 6 6 December 2011
pas_valide Twisted secret 1% 201 25 NonStandardModel 1 14 August 2020
pas_valide Initialisation Vector 1% 1402 25 manticore 6 25 August 2015
pas_valide GEDEFU 1% 439 30 makhno 1 13 September 2016
pas_valide OTP - Implementation error 1% 124 30 Podalirius 2 22 March 2021
pas_valide RSA - Corrupted key 1 1% 272 30 blackndoor 2 28 November 2017
pas_valide RSA - Continued fractions 1% 1022 30 sambecks 1 8 September 2015
pas_valide RSA - Common modulus 1% 1144 30 franb 2 24 December 2016
pas_valide Service - Hash length extension attack 1% 708 30 koma 1 19 August 2015
pas_valide AES - 4 Rounds 1% 194 35 Cryptanalyse 0 5 September 2018
pas_valide ECDSA - Introduction 1% 181 35 Jrmbt 2 22 September 2019
pas_valide RSA - Padding 1% 197 35 Tosh 0 9 October 2016
pas_valide RSA - Signature 1% 92 35 sar 1 9 March 2020
pas_valide AES128 - CTR 1% 509 40 Tosh 2 28 August 2015
pas_valide Discrete logarithm problem 1% 767 40 RFC4949 3 8 June 2014
pas_valide RSA - Corrupted key 2 1% 180 40 blackndoor 1 11 January 2018
pas_valide RSA - Corrupted key 3 1% 93 40 blackndoor 0 5 September 2019
pas_valide RSA - Multiple recipients 1% 938 40 franb 3 29 November 2015
pas_valide AES - Fault attack #1 1% 106 50 Cryptanalyse 1 20 September 2018
pas_valide Enigma Machine 1% 175 50 peyman 2 12 October 2016
pas_valide ECDHE 1% 171 60 Tosh 2 20 November 2016
pas_valide RSA - Lee cooper 1% 85 60 blackndoor 1 7 November 2019
pas_valide Service - CBC Padding 1% 896 60 koma 1 4 October 2012
pas_valide Polyalphabetic substitution - One Time Pad 1% 320 60 Thanat0s 0 2 June 2013
pas_valide White-Box Cryptography 1% 139 60 Cryptanalyse 3 21 October 2018
pas_valide AES - Weaker variant 1% 88 70 Cryptanalyse 1 29 August 2018
pas_valide Hash - SHA-3 1% 111 75 Revenger 1 10 December 2016
pas_valide AES - Fault attack #2 1% 76 80 Cryptanalyse 1 20 September 2018
pas_valide AES-PMAC 1% 17 100 Cryptanalyse 0 26 May 2019
pas_valide ECDSA - Implementation error 1% 28 100 Tosh 0 29 September 2019