EN
JavaScript - display security warning for non-programmers in web browser console
1 points
In this article, we would like to show how to print security warnings in the web browser console that warns non-programmers about dangers caused by pasting, copying, or executing some code there.
Note:
console.log()print was formatted with styles / CSS.
Practical example:
xxxxxxxxxx1
2
<html>3
<body>4
<script>5
6
var headStyle = 'text-shadow: 0px 0px 4px #ff0; font-weight: 700; font-size: 50px; color: red';7
var textStyle = 'font-weight: 700; font-size: 16px; color: blue';8
var warningStyle = 'font-weight: 700; font-size: 20px; color: red';9
10
console.log(11
'\n' +12
'%cStop!\n' +13
'%cThis feature is created only for software developers.\n' +14
'%cIf someone asked you to copy, paste or do something here don\'t do it!\n\n' +15
'%cIt can be dangerous and can lead to HACKs on your account!\n\n',16
headStyle, textStyle, textStyle, warningStyle17
);18
19
</script>20
</body>21
</html>