Steganography

Whereas cryptography concern the art of secret, steganography is the art of hidding: the object of steganography is to hide the fact that there is an information in a document.

Challenges associated with this section 10 Challenges

Results Challenge's Name Validations Number of points  Explanation for the scores Difficulty  Difficulty Author Note  Notation Solution
pas_valide Gunnm 15% 5974 5 g0uZ 1
pas_valide Squared 12% 4594 5 g0uZ 2
pas_valide Some noise 8% 2903 10 g0uZ 1
pas_valide Dot and next line 5% 1856 10 SQalp 0
pas_valide Steganomobile 10% 3858 10 Ryscrow 1
pas_valide George and Alfred 11% 4102 15 g0uZ 1
pas_valide Audio stegano 3% 1097 25 stickmen 2
pas_valide We need to go deeper 4% 1241 25 whoaim 4
pas_valide LSB - Uncle Scrooge 1% 382 30 koma 1
pas_valide Crypt-art 3% 1169 35 m31z0nyx 1

Challenge Results Challenge Results

Pseudo Challenge Lang date
hajri   Steganomobile fr 8 December 2016 at 23:54
hajri   George et Alfred fr 8 December 2016 at 23:49
khalil zeddini   Squared en 8 December 2016 at 23:48
Esad   Audio stégano fr 8 December 2016 at 23:46
Esad   LSB - Un canard qui pèse son poids fr 8 December 2016 at 23:38
khalil zeddini   Gunnm en 8 December 2016 at 23:37
padraig   Steganomobile fr 8 December 2016 at 22:09
Adelus   Pas très carré fr 8 December 2016 at 20:52
asbai   Pas très carré fr 8 December 2016 at 20:51
asbai   George et Alfred fr 8 December 2016 at 20:42