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% 582 25 exti0p 0 22 November 2021
pas_valide Mimic - Dummy sight 1% 360 20 exti0p 0 22 November 2021
pas_valide ELF x64 - Duality 1% 164 25 exti0p 0 22 November 2021
pas_valide Dot and next line 7% 17227 10 SQalp 1 16 June 2013
pas_valide PNG - Pixel Value Differencing 1% 689 30 LetMeR00t 1 7 November 2017
pas_valide PNG - Pixel Indicator Technique 1% 785 30 LetMeR00t 1 7 August 2017
pas_valide PNG - Least Significant Bit 1% 1551 30 koma 1 21 March 2012
pas_valide TXT - George and Alfred 8% 18297 15 g0uZ 1 20 December 2014
pas_valide Angecryption 1% 517 30 pickle 1 17 September 2017
pas_valide Hide and seek 1% 331 25 swap89 1 22 September 2019
pas_valide Kitty spy 1% 873 30 LetMeR00t 2 9 July 2018
pas_valide EXIF - Metadata 1% 2069 5 Isis 2 28 March 2022
pas_valide Steganomobile 10% 24711 10 Ryscrow 2 29 April 2011
pas_valide Crypt-art 3% 6189 35 m31z0nyx 2 11 December 2011
pas_valide Poem from Space 1% 1717 15 Cryptanalyse 3 15 July 2020
pas_valide Base Jumper 1% 1197 25 pickle 3 3 March 2018
pas_valide Twitter Secret Messages 7% 17536 10 xblade 3 21 December 2016
pas_valide WAV - Noise analysis 6% 13252 15 Hackira 4 7 October 2006
pas_valide Yellow dots 2% 4288 15 LetMeR00t 5 29 September 2019
pas_valide WAV - Spectral analysis 4% 8353 20 stickmen 7 2 October 2011
pas_valide EXIF - Thumbnail 3% 7610 20 whoaim 7 12 August 2015
pas_valide PDF - Embedded 2% 2855 25 eilco 7 23 July 2017

Challenge Results Challenge Results

Pseudo Challenge Lang Date
Wilson Stéganographie  Twitter Secret Messages fr 27 May 2022 at 01:05
Max Stéganographie  TXT - George et Alfred fr 27 May 2022 at 01:05
Shiro Stéganographie  TXT - George et Alfred fr 27 May 2022 at 01:05
Rusmur Stéganographie  TXT - George et Alfred fr 27 May 2022 at 01:04
Syzik Stéganographie  EXIF - Metadata fr 27 May 2022 at 00:16
Ahuikila Stéganographie  APNG - Just A PNG fr 27 May 2022 at 00:05
narutocool Steganography  EXIF - Thumbnail en 27 May 2022 at 00:02
Wilson Stéganographie  Steganomobile fr 26 May 2022 at 23:48
Adalann Stéganographie  EXIF - Metadata fr 26 May 2022 at 23:44
Sefio Stéganographie  EXIF - Miniature fr 26 May 2022 at 23:37