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gatherKnowledge/getBarcode.java

Last active May 4, 2017 04:10
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Google - Authentication
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getBarcode.java
//* POINT
//throght the url(included the secret number), Your server and user's smart phone became a sync
public static String getQRBarcodeURL(String user, String host, String secret) {
String format = "http://chart.apis.google.com/chart?cht=qr&chs=300x300&chl=otpauth://totp/%s@%s%%3Fsecret%%3D%s&chld=H|0";
return String.format(format, user, host, secret);
}
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