WAV - Spectral analysis

20 Points  0x0

Fast Fourier Transform

Author

stickmen,  

Level  Difficulty

Validations

12036 Challengers 4%

Note  Notation

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5
446 Votes

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solutions 7 Solutions

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Challenge Results Challenge Results

Pseudo Challenge Lang Date
ch33kaboo Steganography  WAV - Spectral analysis en 3 January 2025 at 16:25
OursGarou Stéganographie  WAV - Analyse spectrale fr 3 January 2025 at 14:41
Malick Stéganographie  WAV - Analyse spectrale fr 3 January 2025 at 05:11
eleemosynator Steganography  WAV - Spectral analysis en 3 January 2025 at 01:26
SmallGhost Stéganographie  WAV - Analyse spectrale fr 2 January 2025 at 18:47
aurelientpa Stéganographie  WAV - Analyse spectrale fr 2 January 2025 at 17:27
ctfproblem Stéganographie  WAV - Analyse spectrale fr 2 January 2025 at 11:24
Vlynxx Stéganographie  WAV - Analyse spectrale fr 31 December 2024 at 21:23
Dragush Stéganographie  WAV - Analyse spectrale fr 31 December 2024 at 20:58
Ltk Mxz Steganography  WAV - Spectral analysis en 31 December 2024 at 17:11

challenges 23 Challenges

Results Name Validations Number of points  Explanation for the scores Difficulty  Difficulty Author Note  Notation Solution Date
pas_valide EXIF - Metadata 6% 17947 5 Isis 7 28 March 2022
pas_valide Dot and next line 8% 25843 10 SQalp 1 16 June 2013
pas_valide Steganomobile 11% 37292 10 Ryscrow 2 29 April 2011
pas_valide Twitter Secret Messages 8% 26636 10 Kira_ 3 21 December 2016
pas_valide TXT - George and Alfred 8% 27139 10 g0uZ 1 20 December 2014
pas_valide WAV - Noise analysis 6% 18003 10 Hackira 5 7 October 2006
pas_valide Poem from Space 2% 6060 15 Cryptanalyse 3 15 July 2020
pas_valide Yellow dots 3% 8150 15 LetMeR00t 5 29 September 2019
pas_valide EXIF - Thumbnail 4% 12281 20 whoaim 7 12 August 2015
pas_valide Mimic - Dummy sight 1% 1184 20 extiop , AnthoLaMalice 2 22 November 2021
pas_valide WAV - Spectral analysis 4% 12036 20 stickmen 7 2 October 2011
pas_valide APNG - Just A PNG 1% 3024 25 extiop , AnthoLaMalice 1 22 November 2021
pas_valide Crypt-art 3% 9070 25 m31z0nyx 2 11 December 2011
pas_valide ELF x64 - Duality 1% 678 25 extiop , AnthoLaMalice 1 22 November 2021
pas_valide PDF - Embedded 2% 4768 25 eilco 7 23 July 2017
pas_valide Genius ID 1% 381 30 LetMeR00t 1 10 May 2023
pas_valide Kitty spy 1% 1468 30 LetMeR00t 2 9 July 2018
pas_valide PNG - Least Significant Bit 1% 2430 30 koma 2 21 March 2012
pas_valide PNG - Pixel Indicator Technique 1% 1947 30 LetMeR00t 1 7 August 2017
pas_valide PNG - Pixel Value Differencing 1% 1691 30 LetMeR00t 1 7 November 2017
pas_valide Angecryption 1% 754 35 pickle 1 17 September 2017
pas_valide Base Jumper 1% 1832 35 pickle 3 3 March 2018
pas_valide Hide and seek 1% 498 40 swap89 1 22 September 2019