backstab
v0.1.2
Published
Add latent information to your web page.
Downloads
12
Readme
backstab
Bury latent information to your web page for confidentiality and track.
If someone leak data by screenshots, you can reveal identity information from the picture.
install
$ npm install backstab --save
usage
import Backstab from 'backstab'
new Backstab({
content: 'the text you want to bury',
container: document.body
})
config
content: string
, default is''
container: HTMLElement
, the container DOM to store watermarks. default isdocument.body
style: object
, custom watermark stylegridHeight: number
, grid height, default is60
gridWidth: number
, grid width, default is150
fontSize: number
, font size, default is20
opacity: number
, opacity, default is0.5
, recommmend0.005
rotate: number
, rotate deg, default is-15
reveal
This is a screenshot with 0.005 opacity buried information. Open it with PhotoShop, add new pure black upper layer, use hard mix
blending mode to show the text.
license
MIT