PixelKnot: Hidden Messages

Haveasecretthatyouwanttoshare?Whynothideitinapicture?WithPixelKnot,onlyyourfriendswiththesecretpasswordcanunlockyourspecialmessage.Everyoneelsejustseesaprettypicture.It’safunandeasywaytosharehiddenmessageswithoutanyoneknowing.Takethosepixels,twisttheminaknot,andseeforyourself!

★DISGUISEYOURMESSAGES:Picturesarepublic,thetextishiddeninside.Evenatrainedeyewillthinktheimageisunedited.It’ssecuritythroughobscurity!
★FORYOUREYESONLY:Putapasswordonthesecretmessagetomakesurethatnoonecanreaditexceptthepersonit’smeantfor.
★EASYIMAGECHOOSER: Youcanusethecameratotakephotos,orjustusephotosyou’vealreadytaken.
★INVISIBLECHANGES:Evenatrainedanalystanalystshouldn’tbeabletodetectanymessage.Theimagebytesshouldseemundistorted.
★SHAREACROSSPLATFORMS:Wanttosharetheimagesoveremail,filesharingtools(likeDropbox&Sparkleshare),socialmedia(likeGoogle+&Flickr)ordirectlythroughBluetoothorNFC?Notaproblem!Themessagesarestillrecoverableontheotherside.We'llhaveevenmoretools(likeFacebook)workingsoon,sostaytuned!
★AD-FREE:Wewantyourlove,notyourmoney.
★MATHEMATICALLYSECURE:WeusethenewlydevelopedsteganographyalgorithmF5whichimplementsmatrixencodingtoimprovetheefficiencyofembeddingandemployspermutativestraddlingtouniformlyspreadoutthechangesoverthewholesteganogram.
★ATTACKRESISTANT:We’velaunchedattacksonimageswithmessageshiddeninthemusingaspecializedversionofstegdetect,anautomatedtoolfordetectingsteganographiccontentinimages.Inmostcases,thepictureshavebeenimpervioustoattack.Wewillbeincludingdetectioninanupcomingversionoftheapplicationsoyoucaneasilytestityourself!
Don’tseeyourlanguage?Joinusandhelptranslatetheapp:https://www.transifex.com/projects/p/pixelknot/

***LearnMore***
★ABOUTUS:GuardianProjectisagroupofdevelopersthatmakesecuremobileappsandopen-sourcecodeforabettertomorrow.
★OURWEBSITE:https://GuardianProject.info.
★ONTWITTER:https://twitter.com/guardianproject
★OPEN-SOURCE:PixelKnotisfreesoftware.Youcantakealookatoursourcecode,orjointhecommunitytohelpmakeitevenbetter:https://github.com/guardianproject/pixelknot
★MESSAGEUS:Arewemissingyourfavoritefeature?Foundanannoyingbug?Pleasetellus!We’dlovetohearfromyou.Sendusanemail:support@guardianproject.info

***Disclaimer***
TheGuardianProjectmakesappsthataredesignedtoprotectyoursecurityandanonymity.Theprotocolsthatweusearewidelyregardedasthestateoftheartinsecuritytechnology.Whileweareconstantlyupgradingoursoftwaretocombatthelatestthreatsandeliminatebugs,notechnologyis100%foolproof.Formaximumsecurityandanonymityusersmustutilizebestpracticestokeepthemselvessafe.PixelKnotisstillanexperimentalapplicationandshouldnotbeusedinrealworlddeployments.Youcanfindagoodintroductoryguidetothesetopicsathttps://securityinabox.org