Steganography Steganography

The art of hiding information in a document.

challenges 22 Challenges

Results Name ↓↑ Validations Number of points  Explanation for the scores Difficulty  Difficulty Author Note  Notation Solution Date
pas_valide APNG - Just A PNG 1% 672 25 exti0p 0 22 November 2021
pas_valide Angecryption 1% 528 30 pickle 1 17 September 2017
pas_valide Base Jumper 1% 1228 25 pickle 3 3 March 2018
pas_valide Crypt-art 3% 6281 35 m31z0nyx 2 11 December 2011
pas_valide Dot and next line 7% 17521 10 SQalp 1 16 June 2013
pas_valide ELF x64 - Duality 1% 186 25 exti0p 0 22 November 2021
pas_valide EXIF - Metadata 2% 2686 5 Isis 2 28 March 2022
pas_valide EXIF - Thumbnail 3% 7785 20 whoaim 7 12 August 2015
pas_valide Hide and seek 1% 339 25 swap89 1 22 September 2019
pas_valide Kitty spy 1% 896 30 LetMeR00t 2 9 July 2018
pas_valide Mimic - Dummy sight 1% 401 20 exti0p 0 22 November 2021
pas_valide PDF - Embedded 2% 2912 25 eilco 7 23 July 2017
pas_valide PNG - Least Significant Bit 1% 1584 30 koma 1 21 March 2012
pas_valide PNG - Pixel Indicator Technique 1% 832 30 LetMeR00t 1 7 August 2017
pas_valide PNG - Pixel Value Differencing 1% 734 30 LetMeR00t 1 7 November 2017
pas_valide Poem from Space 1% 1857 15 Cryptanalyse 3 15 July 2020
pas_valide Steganomobile 10% 25130 10 Ryscrow 2 29 April 2011
pas_valide TXT - George and Alfred 8% 18575 15 g0uZ 1 20 December 2014
pas_valide Twitter Secret Messages 7% 17833 10 xblade 3 21 December 2016
pas_valide WAV - Noise analysis 6% 13368 15 Hackira 4 7 October 2006
pas_valide WAV - Spectral analysis 4% 8480 20 stickmen 7 2 October 2011
pas_valide Yellow dots 2% 4408 15 LetMeR00t 5 29 September 2019

Challenge Results Challenge Results

Pseudo Challenge Lang Date
Rusmur Stéganographie  WAV - Analyse de bruit fr 28 June 2022 at 01:25
41r0N3 Stéganographie  ELF x64 - Duality fr 27 June 2022 at 23:32
muerewaa Steganography  Twitter Secret Messages ru 27 June 2022 at 23:25
Sebastien sebastien sebastien Steganography  Steganomobile en 27 June 2022 at 23:17
Lauwer_V Stéganographie  Point à la ligne fr 27 June 2022 at 23:07
Thomac Stéganographie  Steganomobile fr 27 June 2022 at 22:42
Clary Stéganographie  Twitter Secret Messages fr 27 June 2022 at 22:37
Thomac Stéganographie  Point à la ligne fr 27 June 2022 at 22:35
Sebastien sebastien sebastien Stéganographie  EXIF - Metadata fr 27 June 2022 at 22:30
eleyna Stéganographie  Base Jumper fr 27 June 2022 at 22:26