Steganography

The art of hiding information in a document.

 20 Challenges

Results Name Validations Number of points  Explanation for the scores Difficulty  Difficulty Author Note  Notation Solution Date
pas_valide Gunnm 16% 34282 5 g0uZ 3 7 October 2006
pas_valide Squared 13% 26093 5 g0uZ 9 7 October 2006
pas_valide Dot and next line 7% 13790 10 SQalp 1 16 June 2013
pas_valide Steganomobile 10% 20238 10 Ryscrow 2 29 April 2011
pas_valide Twitter Secret Messages 7% 13821 10 xblade 2 21 December 2016
pas_valide Some noise 6% 10814 15 Hackira 3 7 October 2006
pas_valide George and Alfred 8% 15135 15 g0uZ 1 20 December 2014
pas_valide Poem from Space 1% 673 15 Cryptanalyse 0 15 July 2020
pas_valide Yellow dots 2% 2930 15 LetMeR00t 4 29 September 2019
pas_valide Audio stegano 4% 6724 20 stickmen 7 2 October 2011
pas_valide We need to go deeper 3% 6229 20 whoaim 7 12 August 2015
pas_valide Base Jumper 1% 912 25 pickle 2 3 March 2018
pas_valide Hide and seek 1% 251 25 swap89 0 22 September 2019
pas_valide PDF Object 2% 2345 25 eilco 6 23 July 2017
pas_valide Angecryption 1% 422 30 pickle 1 17 September 2017
pas_valide Kitty spy 1% 675 30 LetMeR00t 1 9 July 2018
pas_valide LSB - Uncle Scrooge 1% 1228 30 koma 1 21 March 2012
pas_valide Pixel Indicator Technique 1% 485 30 LetMeR00t 1 7 August 2017
pas_valide Pixel Value Differencing 1% 396 30 LetMeR00t 1 7 November 2017
pas_valide Crypt-art 3% 5078 35 m31z0nyx 2 11 December 2011

Challenge Results Challenge Results

Pseudo Challenge Lang Date
Artias   George et Alfred 11 April 2021 at 23:46
Artias   Du bruit 11 April 2021 at 23:40
gronico   We need to go deeper 11 April 2021 at 23:37
dilek   George et Alfred 11 April 2021 at 23:31
Qu3nt1n   We need to go deeper 11 April 2021 at 23:27
Artias   Twitter Secret Messages 11 April 2021 at 23:19
Qu3nt1n   Crypt-art 11 April 2021 at 23:17
Mohue   Point à la ligne 11 April 2021 at 23:11
Cornichon622   Crypt-art 11 April 2021 at 23:07
avrstud   Points jaunes 11 April 2021 at 23:03