Rewrite initial version completed
This commit is contained in:
Kevin F
parent
b0a60573f9
commit
9ee71ede2c
4
font-awesome.min.css
vendored
4
font-awesome.min.css
vendored
File diff suppressed because one or more lines are too long
Binary file not shown.
Binary file not shown.
File diff suppressed because it is too large
Load Diff
|
Before Width: | Height: | Size: 434 KiB |
Binary file not shown.
Binary file not shown.
Binary file not shown.
18
index.html
18
index.html
@ -5,12 +5,14 @@
|
|||||||
<meta name="viewport" content="width=device-width, initial-scale=1.0">
|
<meta name="viewport" content="width=device-width, initial-scale=1.0">
|
||||||
<link rel="icon" href="data:image/svg+xml,<svg xmlns=%22http://www.w3.org/2000/svg%22 viewBox=%220 0 100 100%22><text y=%22.9em%22 font-size=%2290%22>❄️</text></svg>">
|
<link rel="icon" href="data:image/svg+xml,<svg xmlns=%22http://www.w3.org/2000/svg%22 viewBox=%220 0 100 100%22><text y=%22.9em%22 font-size=%2290%22>❄️</text></svg>">
|
||||||
<link rel="stylesheet" href="theme.css">
|
<link rel="stylesheet" href="theme.css">
|
||||||
|
<title>Snow10 - text steganography</title>
|
||||||
|
<script src="clipboard.min.js"></script>
|
||||||
<script src="main.js" defer></script>
|
<script src="main.js" defer></script>
|
||||||
</head>
|
</head>
|
||||||
<body>
|
<body>
|
||||||
<div class="container main">
|
<div class="container main">
|
||||||
<h1>Snow10 ☃</h1>
|
<h1>Snow10 ☃</h1>
|
||||||
<p>Snow10 is a simple web app for converting text to whitespace characters, which can be hidden in normal messages.</p>
|
<p>Snow10 is a simple web app for converting text to zero width unicode characters, which can be hidden in normal messages.</p>
|
||||||
<p>It is inspired by the <a href="https://web.archive.org/web/20210117115615/http://darkside.com.au/snow/">original program</a> published in ~1998.</p>
|
<p>It is inspired by the <a href="https://web.archive.org/web/20210117115615/http://darkside.com.au/snow/">original program</a> published in ~1998.</p>
|
||||||
<p>Do not use alongside languages/emoji that use zero-width characters. Sorry, it's the way it works.</p>
|
<p>Do not use alongside languages/emoji that use zero-width characters. Sorry, it's the way it works.</p>
|
||||||
<pre>
|
<pre>
|
||||||
@ -18,21 +20,17 @@
|
|||||||
|
|
||||||
Encrypt the secret message using something like age or keybase before using if encryption is needed.
|
Encrypt the secret message using something like age or keybase before using if encryption is needed.
|
||||||
|
|
||||||
Will not resist forensic analysis.
|
Will not resist forensic analysis. Don't use it over SMS.
|
||||||
|
|
||||||
Privacy: This works client-side and does not log any messages.
|
Privacy: This works client-side and does not log any messages.
|
||||||
</pre>
|
</pre>
|
||||||
<label>
|
<label>
|
||||||
<input type="radio" name="hideMode" value="hide" checked>
|
<input type="checkbox" name="hideMode" checked>
|
||||||
Hide mode
|
Hide mode
|
||||||
</label>
|
</label>
|
||||||
<label>
|
|
||||||
<input type="radio" name="hideMode" value="hide">
|
|
||||||
Unhide mode
|
|
||||||
</label>
|
|
||||||
|
|
||||||
<form class="encode">
|
<form class="encode">
|
||||||
<label for="hideText">Non-secret message: <input type="text" name="hideText" placeholder="Wonderful weather we're having"></label>
|
<label for="hideText" name="hideTextZone">Non-secret message (secret gets hidden inside): <input type="text" name="hideText" placeholder="Wonderful weather we're having"></label>
|
||||||
<br>
|
<br>
|
||||||
<h1>Secret message</h1>
|
<h1>Secret message</h1>
|
||||||
<textarea name="inputSecret" placeholder="Secret to hide" required></textarea>
|
<textarea name="inputSecret" placeholder="Secret to hide" required></textarea>
|
||||||
@ -43,10 +41,10 @@
|
|||||||
|
|
||||||
<form class="decode">
|
<form class="decode">
|
||||||
<h1>Message containing secret</h1>
|
<h1>Message containing secret</h1>
|
||||||
<textarea name="input" placeholder="Non-secret message with secret inside" required></textarea>
|
<textarea name="inputSecret" placeholder="Non-secret message with secret inside" required></textarea>
|
||||||
<h1>Output</h1>
|
<h1>Output</h1>
|
||||||
<textarea name="output" readonly></textarea>
|
<textarea name="output" readonly></textarea>
|
||||||
<input type="submit" value="Hide">
|
<input type="submit" value="Reveal Message">
|
||||||
</form>
|
</form>
|
||||||
</div>
|
</div>
|
||||||
</body>
|
</body>
|
||||||
|
|||||||
1
jquery.bootstrap-growl.min.js
vendored
1
jquery.bootstrap-growl.min.js
vendored
@ -1 +0,0 @@
|
|||||||
(function(){var c;c=jQuery;c.bootstrapGrowl=function(f,a){var b,e,d;a=c.extend({},c.bootstrapGrowl.default_options,a);b=c("<div>");b.attr("class","bootstrap-growl alert");a.type&&b.addClass("alert-"+a.type);a.allow_dismiss&&(b.addClass("alert-dismissible"),b.append('<button class="close" data-dismiss="alert" type="button"><span aria-hidden="true">×</span><span class="sr-only">Close</span></button>'));b.append(f);a.top_offset&&(a.offset={from:"top",amount:a.top_offset});d=a.offset.amount;c(".bootstrap-growl").each(function(){return d= Math.max(d,parseInt(c(this).css(a.offset.from))+c(this).outerHeight()+a.stackup_spacing)});e={position:"body"===a.ele?"fixed":"absolute",margin:0,"z-index":"9999",display:"none"};e[a.offset.from]=d+"px";b.css(e);"auto"!==a.width&&b.css("width",a.width+"px");c(a.ele).append(b);switch(a.align){case "center":b.css({left:"50%","margin-left":"-"+b.outerWidth()/2+"px"});break;case "left":b.css("left","20px");break;default:b.css("right","20px")}b.fadeIn();0<a.delay&&b.delay(a.delay).fadeOut(function(){return c(this).alert("close")}); return b};c.bootstrapGrowl.default_options={ele:"body",type:"info",offset:{from:"top",amount:20},align:"right",width:250,delay:4E3,allow_dismiss:!0,stackup_spacing:10}}).call(this);
|
|
||||||
5
jquery.min.js
vendored
5
jquery.min.js
vendored
File diff suppressed because one or more lines are too long
79
main.js
Normal file
79
main.js
Normal file
@ -0,0 +1,79 @@
|
|||||||
|
let zero_zwnj = ''
|
||||||
|
let one_zwl = ''
|
||||||
|
let two_zwsp = ''
|
||||||
|
|
||||||
|
|
||||||
|
function doCheck(){
|
||||||
|
if (document.getElementsByName('hideMode')[0].checked){
|
||||||
|
document.getElementsByName('hideTextZone')[0].style.display = "block"
|
||||||
|
document.getElementsByClassName('encode')[0].style.display = "block"
|
||||||
|
document.getElementsByClassName('decode')[0].style.display = "none"
|
||||||
|
}
|
||||||
|
else{
|
||||||
|
document.getElementsByName('hideTextZone')[0].style.display = "none"
|
||||||
|
document.getElementsByClassName('encode')[0].style.display = "none"
|
||||||
|
document.getElementsByClassName('decode')[0].style.display = "block"
|
||||||
|
}
|
||||||
|
}
|
||||||
|
|
||||||
|
|
||||||
|
document.getElementsByName('hideMode')[0].onclick = function(){
|
||||||
|
doCheck()
|
||||||
|
}
|
||||||
|
|
||||||
|
document.getElementsByClassName('encode')[0].onsubmit = function(e){
|
||||||
|
for (let i of document.getElementsByName('inputSecret')[0].value){
|
||||||
|
if (i.charCodeAt(0) >= 729){
|
||||||
|
alert("Unsupported character in message")
|
||||||
|
return false
|
||||||
|
}
|
||||||
|
}
|
||||||
|
e.preventDefault()
|
||||||
|
let coverText = document.getElementsByName('hideText')[0].value
|
||||||
|
let cover1 = ""
|
||||||
|
let cover2 = ""
|
||||||
|
if (coverText.length){
|
||||||
|
cover1 = coverText.substring(0, coverText.length / 2)
|
||||||
|
cover2 = coverText.substring(coverText.length / 2, coverText.length)
|
||||||
|
}
|
||||||
|
document.getElementsByName('output')[0].value = cover1 + textToTern(document.getElementsByName('inputSecret')[0].value) + cover2
|
||||||
|
return false
|
||||||
|
}
|
||||||
|
|
||||||
|
document.getElementsByClassName('decode')[0].onsubmit = function(e){
|
||||||
|
let input = document.getElementsByName('inputSecret')[1].value
|
||||||
|
|
||||||
|
console.debug(input.length)
|
||||||
|
console.debug(ternToText(input, true))
|
||||||
|
document.getElementsByName('output')[1].value = ternToText(input)
|
||||||
|
e.preventDefault()
|
||||||
|
return false
|
||||||
|
}
|
||||||
|
|
||||||
|
|
||||||
|
let ternToText = function(input){
|
||||||
|
|
||||||
|
input = input.replaceAll(zero_zwnj, '0')
|
||||||
|
input = input.replaceAll(one_zwl, '1')
|
||||||
|
input = input.replaceAll(two_zwsp, '2')
|
||||||
|
|
||||||
|
if(input.match(/[120]{6}/g)){
|
||||||
|
let wFromTernary = input.match(/([120]{6}|\s+)/g).map(function(fromTernary){
|
||||||
|
return String.fromCharCode(parseInt(fromTernary, 3) )
|
||||||
|
}).join('')
|
||||||
|
return wFromTernary.replaceAll("\u0000", "")
|
||||||
|
}
|
||||||
|
}
|
||||||
|
|
||||||
|
/* based on stackoverflow.com/questions/21354235/converting-binary-to-text-using-javascript */
|
||||||
|
let textToTern = function(text) {
|
||||||
|
let output = []
|
||||||
|
let length = text.length
|
||||||
|
for (var i = 0;i < length; i++) {
|
||||||
|
let bin = text[i].charCodeAt().toString(3).replaceAll('0', zero_zwnj).replaceAll('1', one_zwl).replaceAll('2', two_zwsp)
|
||||||
|
output.push(Array(6-bin.length+1).join(zero_zwnj) + bin)
|
||||||
|
}
|
||||||
|
return output.join('')
|
||||||
|
}
|
||||||
|
|
||||||
|
doCheck()
|
||||||
47
main.ts
47
main.ts
@ -1,47 +0,0 @@
|
|||||||
/*
|
|
||||||
Snow10 - Whitespace steganography. electronic invisible ink.
|
|
||||||
Copyright (C) 2021 Kevin Froman https://ChaosWebs.net/
|
|
||||||
|
|
||||||
This program is free software: you can redistribute it and/or modify
|
|
||||||
it under the terms of the GNU General Public License as published by
|
|
||||||
the Free Software Foundation, either version 3 of the License, or
|
|
||||||
(at your option) any later version.
|
|
||||||
|
|
||||||
This program is distributed in the hope that it will be useful,
|
|
||||||
but WITHOUT ANY WARRANTY; without even the implied warranty of
|
|
||||||
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
|
|
||||||
GNU General Public License for more details.
|
|
||||||
|
|
||||||
You should have received a copy of the GNU General Public License
|
|
||||||
along with this program. If not, see <http://www.gnu.org/licenses/>.
|
|
||||||
*/
|
|
||||||
|
|
||||||
(
|
|
||||||
|
|
||||||
function(){
|
|
||||||
|
|
||||||
var characterSet = ['', '<27>', ""]
|
|
||||||
let encodeForm = document.getElementsByTagName("form")[0]
|
|
||||||
|
|
||||||
encodeForm.onsubmit = function(e){
|
|
||||||
|
|
||||||
let msg: HTMLTextAreaElement = document.getElementsByTagName('textarea')[0]
|
|
||||||
let msgText: string = msg.value;
|
|
||||||
let encoded = new Uint16Array(msgText.length)
|
|
||||||
|
|
||||||
for (let i = 0; i < msgText.length; i++){
|
|
||||||
|
|
||||||
encoded[i] = msgText.charCodeAt(i)
|
|
||||||
|
|
||||||
}
|
|
||||||
console.debug(encoded)
|
|
||||||
|
|
||||||
return false
|
|
||||||
|
|
||||||
}
|
|
||||||
|
|
||||||
|
|
||||||
}()
|
|
||||||
|
|
||||||
|
|
||||||
)
|
|
||||||
Loading…
Reference in New Issue
Block a user