PNG - Least Significant Bit

30 Points  0x0

Author

koma,  

Level  Difficulty

Validations

2513 Challengers 1%

Note  Notation

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251 Votes

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solutions 2 Solutions

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Challenge Results Challenge Results

Pseudo Challenge Lang Date
Vignon Stéganographie  PNG - Least Significant Bit fr 15 April 2025 at 13:32
KetSoSad Steganography  PNG - Least Significant Bit en 14 April 2025 at 09:43
Dinh Quoc Thinh Stéganographie  PNG - Least Significant Bit fr 13 April 2025 at 12:42
AllTx Stéganographie  PNG - Least Significant Bit fr 9 April 2025 at 14:03
NullPointerWizards Stéganographie  PNG - Least Significant Bit fr 5 April 2025 at 14:51
Jordan10980 Stéganographie  PNG - Least Significant Bit fr 5 April 2025 at 13:06
IronToChall Stéganographie  PNG - Least Significant Bit fr 4 April 2025 at 20:50
Neyzz Stéganographie  PNG - Least Significant Bit fr 3 April 2025 at 14:32
Dr-Gambit Stéganographie  PNG - Least Significant Bit fr 30 March 2025 at 11:50
DragonEffect Stéganographie  PNG - Least Significant Bit fr 28 March 2025 at 12:00

challenges 23 Challenges

Results Name Validations Number of points  Explanation for the scores Difficulty  Difficulty Author Note  Notation Solution Date ↓↑
pas_valide WAV - Noise analysis 6% 18547 10 Hackira 5 7 October 2006
pas_valide Steganomobile 11% 38613 10 Ryscrow 2 29 April 2011
pas_valide WAV - Spectral analysis 4% 12440 20 stickmen 7 2 October 2011
pas_valide Crypt-art 3% 9395 25 m31z0nyx 2 11 December 2011
pas_valide PNG - Least Significant Bit 1% 2513 30 koma 2 21 March 2012
pas_valide Dot and next line 8% 26828 10 SQalp 1 16 June 2013
pas_valide TXT - George and Alfred 8% 28119 10 g0uZ 1 20 December 2014
pas_valide EXIF - Thumbnail 4% 12790 20 whoaim 7 12 August 2015
pas_valide Twitter Secret Messages 8% 27601 10 Kira_ 3 21 December 2016
pas_valide PDF - Embedded 2% 5027 25 eilco 7 23 July 2017
pas_valide PNG - Pixel Indicator Technique 1% 2056 30 LetMeR00t 1 7 August 2017
pas_valide Angecryption 1% 773 35 pickle 1 17 September 2017
pas_valide PNG - Pixel Value Differencing 1% 1781 30 LetMeR00t 1 7 November 2017
pas_valide Base Jumper 1% 1904 35 pickle 3 3 March 2018
pas_valide Kitty spy 1% 1546 30 LetMeR00t 2 9 July 2018
pas_valide Hide and seek 1% 514 40 swap89 1 22 September 2019
pas_valide Yellow dots 3% 8582 15 LetMeR00t 5 29 September 2019
pas_valide Poem from Space 2% 6572 15 Cryptanalyse 3 15 July 2020
pas_valide APNG - Just A PNG 1% 3266 25 extiop , AnthoLaMalice 1 22 November 2021
pas_valide ELF x64 - Duality 1% 707 25 extiop , AnthoLaMalice 1 22 November 2021
pas_valide Mimic - Dummy sight 1% 1242 20 extiop , AnthoLaMalice 2 22 November 2021
pas_valide EXIF - Metadata 6% 19601 5 Isis 7 28 March 2022
pas_valide Genius ID 1% 417 30 LetMeR00t 1 10 May 2023