Code - Pseudo Random Number Generator

20 Punkte  0x0

Seltsame Verschlüsselung.

Autor

Tosh,  

Stufe  Schwierigkeitsgrad

Validierung

3249 Herausforderer 1%

Bewertung  Bewertung

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282 votes

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solutions  Musterlösung

Eine Musterlösung vorschlagen

Ergebnisse der Übungen Ergebnisse der Übungen

Nickname Übungen Sprache date
Maxoo Cryptanalyse  Code - Pseudo Random Number Generator fr 9. August 2022 zu  17:23
ejlly Cryptanalyse  Code - Pseudo Random Number Generator fr 4. August 2022 zu  23:19
alexandre2946 Cryptanalyse  Code - Pseudo Random Number Generator fr 1. August 2022 zu  17:46
Sramazoth Cryptanalyse  Code - Pseudo Random Number Generator fr 1. August 2022 zu  10:52
Kerat Cryptanalyse  Code - Pseudo Random Number Generator fr 31. Juli 2022 zu  21:17
Guillaume17 Cryptanalyse  Code - Pseudo Random Number Generator fr 31. Juli 2022 zu  14:51
sweezoo Cryptanalyse  Code - Pseudo Random Number Generator fr 27. Juli 2022 zu  00:57
Maxim Masiutin Cryptanalysis  Code - Pseudo Random Number Generator en 24. Juli 2022 zu  20:48
scort Cryptanalyse  Code - Pseudo Random Number Generator fr 24. Juli 2022 zu  01:34
Njörd Cryptanalyse  Code - Pseudo Random Number Generator fr 23. Juli 2022 zu  23:01

challenges 69 Premium Übungen

Ergebnis Name Validierung Anzahl der Punkte  Erklärung der Punktevergabe Schwierigkeitsgrad  Schwierigkeitsgrad Autor Bewertung  Bewertung Musterlösung date ↓↑
pas_valide Encoding - UU 20% 65505 5 g0uZ 1 7. Oktober 2006
pas_valide Hash - Message Digest 5 18% 58539 5 g0uZ 1 31. Januar 2010
pas_valide File - PKZIP 4% 12081 15 g0uZ 0 30. August 2010
pas_valide RSA - Factorisation 2% 4560 25 HacKSpider 0 12. September 2010
pas_valide Known plaintext - XOR 3% 8433 20 Ryscrow 0 3. Februar 2011
pas_valide Pixel Madness 5% 15084 15 Ryscrow 2 3. Februar 2011
pas_valide Shift cipher 6% 19206 10 m31z0nyx 1 16. Februar 2011
pas_valide Monoalphabetic substitution - Caesar 5% 15346 15 Arod 0 22. Oktober 2011
pas_valide Polyalphabetic substitution - Vigenère 3% 9704 20 Arod 0 26. Oktober 2011
pas_valide Monoalphabetic substitution - Polybe 2% 3665 25 koma 0 6. Dezember 2011
pas_valide File - Insecure storage 1 3% 8772 20 g0uZ 0 6. Februar 2012
pas_valide ELF64 - PID encryption 3% 7464 15 Lu33Y 1 8. Februar 2012
pas_valide Hash - SHA-2 10% 30700 5 koma 1 3. Juni 2012
pas_valide Service - CBC Padding 1% 1278 60 koma 0 4. Oktober 2012
pas_valide Service - Timing attack 1% 2723 25 g0uZ , koma 1 28. Oktober 2012
pas_valide Encoding - ASCII 26% 84913 5 Xartrick 2 4. Dezember 2012
pas_valide Code - Pseudo Random Number Generator 1% 3249 20 Tosh 0 19. Dezember 2012
pas_valide System - Android lock pattern 2% 6404 20 Silentd 0 23. Dezember 2012
pas_valide Polyalphabetic substitution - One Time Pad 1% 370 60 Thanat0s 0 2. Juni 2013
pas_valide Transposition - Rail Fence 2% 5989 20 YellowS4 0 6. April 2014
pas_valide Discrete logarithm problem 1% 1197 40 RFC4949 0 8. Juni 2014
pas_valide Service - Hash length extension attack 1% 1120 30 koma 1 19. August 2015
pas_valide Initialisation Vector 1% 2054 25 manticore , notfound404 0 25. August 2015
pas_valide AES128 - CTR 1% 668 40 Tosh 0 28. August 2015
pas_valide RSA - Continued fractions 1% 1359 30 sambecks 0 8. September 2015
pas_valide RSA - Multiple recipients 1% 1515 40 franb 0 29. November 2015
pas_valide AES - ECB 1% 2478 25 cez40 0 29. November 2015
pas_valide GEDEFU 1% 551 30 makhno 0 13. September 2016
pas_valide RSA - Padding 1% 270 35 Tosh 0 9. Oktober 2016
pas_valide Enigma Machine 1% 247 50 peyman 0 12. Oktober 2016
pas_valide ECDHE 1% 224 60 Tosh 0 20. November 2016
pas_valide Hash - SHA-3 1% 149 75 Revenger 0 10. Dezember 2016
pas_valide RSA - Common modulus 1% 1850 30 franb 0 24. Dezember 2016
pas_valide RSA - Decipher Oracle 1% 1856 25 Zweisamkeit 0 11. Mai 2017
pas_valide LFSR - Known plaintext 1% 933 25 Brissouille 0 28. November 2017
pas_valide RSA - Corrupted key 1 1% 409 30 blackndoor 0 28. November 2017
pas_valide RSA - Corrupted key 2 1% 297 40 blackndoor 0 11. Januar 2018
pas_valide AES - CBC - Bit-Flipping Attack 1% 1541 25 Tie21 0 17. Juni 2018
pas_valide AES - Weaker variant 1% 127 70 Cryptanalyse 0 29. August 2018
pas_valide AES - 4 Rounds 1% 317 35 Cryptanalyse 0 5. September 2018
pas_valide AES - Fault attack #1 1% 171 50 Cryptanalyse 0 20. September 2018
pas_valide AES - Fault attack #2 1% 124 80 Cryptanalyse 0 20. September 2018
pas_valide White-Box Cryptography 1% 219 60 Cryptanalyse 0 21. Oktober 2018
pas_valide AES-PMAC 1% 33 100 Cryptanalyse 0 26. Mai 2019
pas_valide RSA - Corrupted key 3 1% 173 40 blackndoor 0 5. September 2019
pas_valide ECDSA - Introduction 1% 290 35 Jrmbt 0 22. September 2019
pas_valide ECDSA - Implementation error 1% 52 100 Tosh 0 29. September 2019
pas_valide RSA - Lee cooper 1% 142 60 blackndoor , Synacktiv 0 7. November 2019
pas_valide RSA - Signature 1% 169 35 sar 0 9. März 2020
pas_valide Twisted secret 1% 437 25 NonStandardModel 0 14. August 2020
pas_valide OTP - Implementation error 1% 388 30 Podalirius 0 22. März 2021
pas_valide CISCO - Salted Password 2% 4270 10 Tidusrose 0 13. Juli 2021
pas_valide Hash - DCC2 2% 6056 5 Podalirius 0 13. Juli 2021
pas_valide Hash - DCC 2% 6454 5 Podalirius 0 13. Juli 2021
pas_valide Hash - LM 2% 6559 5 Podalirius 0 13. Juli 2021
pas_valide Hash - NT 2% 5198 5 Podalirius 0 13. Juli 2021
pas_valide PHP - mt_rand 1% 137 40 NonStandardModel 0 28. März 2022
pas_valide FEAL - Differential Cryptanalysis 1% 39 50 Tosh 0 28. März 2022
pas_valide Side Channel - AES : first round 1% 64 60 walafc0 0 28. März 2022
pas_valide Side Channel - AES : CPA 1% 65 50 cb34 0 28. März 2022
pas_valide RSA - H-rabin 1% 62 60 Vozec 0 21. März 2023
pas_valide Hill Cipher 1% 155 30 LetMeR00t 0 21. März 2023
pas_valide Circular Bit Shift 1% 656 20 BlackRaven 0 21. März 2023
pas_valide Encoding - Codebook 1% 246 20 n3rada 0 21. März 2023
pas_valide Shamir Secret Sharing - Traitor 1% 15 35 Vozec 0 5. Februar 2024
pas_valide Shamir Secret Sharing - Reduction 1% 11 70 Vozec 0 5. Februar 2024
pas_valide Shamir Secret Sharing - Irreducible ? 1% 8 90 Mister7F 0 5. Februar 2024
pas_valide Shamir Secret Sharing - Introduction 1% 175 30 Vozec 0 5. Februar 2024
pas_valide AES - ECB - Copy Paste 1% 170 25 Vozec 0 5. Februar 2024