WAV - Spectral analysis

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20 Points  0x0

Fast Fourier Transform

Author

stickmen,  

Level  Difficulty

Validations

12391 Challengers 4%

Note  Notation

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450 Votes

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solutions 7 Solutions

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Challenge Results Challenge Results

Pseudo Challenge Lang Date
L30N Steganography  WAV - Spectral analysis en 13 March 2025 at 06:59
widfleer Stéganographie  WAV - Analyse spectrale fr 12 March 2025 at 22:16
lea Steganography  WAV - Spectral analysis en 12 March 2025 at 19:24
lenababouche Stéganographie  WAV - Analyse spectrale fr 12 March 2025 at 19:24
Chih3b Stéganographie  WAV - Analyse spectrale fr 12 March 2025 at 18:18
nomorale Steganography  WAV - Spectral analysis en 12 March 2025 at 17:35
NeiXuS Stéganographie  WAV - Analyse spectrale fr 12 March 2025 at 15:42
Zizou Stéganographie  WAV - Analyse spectrale fr 12 March 2025 at 14:08
nmq34 Stéganographie  WAV - Analyse spectrale fr 12 March 2025 at 14:03
regina Steganography  WAV - Spectral analysis en 12 March 2025 at 11:28

challenges 23 Challenges

Results Name Validations Number of points  Explanation for the scores Difficulty  Difficulty Author Note  Notation Solution ↓↑ Date
pas_valide Hide and seek 1% 508 40 swap89 1 22 September 2019
pas_valide Dot and next line 8% 26653 10 SQalp 1 16 June 2013
pas_valide Angecryption 1% 766 35 pickle 1 17 September 2017
pas_valide PNG - Pixel Value Differencing 1% 1769 30 LetMeR00t 1 7 November 2017
pas_valide PNG - Pixel Indicator Technique 1% 2040 30 LetMeR00t 1 7 August 2017
pas_valide Genius ID 1% 405 30 LetMeR00t 1 10 May 2023
pas_valide ELF x64 - Duality 1% 702 25 extiop , AnthoLaMalice 1 22 November 2021
pas_valide APNG - Just A PNG 1% 3216 25 extiop , AnthoLaMalice 1 22 November 2021
pas_valide TXT - George and Alfred 8% 27963 10 g0uZ 1 20 December 2014
pas_valide Mimic - Dummy sight 1% 1230 20 extiop , AnthoLaMalice 2 22 November 2021
pas_valide Crypt-art 3% 9318 25 m31z0nyx 2 11 December 2011
pas_valide Kitty spy 1% 1532 30 LetMeR00t 2 9 July 2018
pas_valide PNG - Least Significant Bit 1% 2506 30 koma 2 21 March 2012
pas_valide Steganomobile 11% 38400 10 Ryscrow 2 29 April 2011
pas_valide Poem from Space 2% 6496 15 Cryptanalyse 3 15 July 2020
pas_valide Twitter Secret Messages 8% 27441 10 Kira_ 3 21 December 2016
pas_valide Base Jumper 1% 1890 35 pickle 3 3 March 2018
pas_valide Yellow dots 3% 8519 15 LetMeR00t 5 29 September 2019
pas_valide WAV - Noise analysis 6% 18464 10 Hackira 5 7 October 2006
pas_valide EXIF - Thumbnail 4% 12711 20 whoaim 7 12 August 2015
pas_valide WAV - Spectral analysis 4% 12383 20 stickmen 7 2 October 2011
pas_valide PDF - Embedded 2% 4969 25 eilco 7 23 July 2017
pas_valide EXIF - Metadata 6% 19322 5 Isis 7 28 March 2022