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saebekassebil/danid_decrypt.js

Created June 14, 2012 17:15
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DanID string decryption
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danid_decrypt.js
function decryptDanIDString(string) {
var i = 42, j = string.length - 4, k, decoded = '';
for(k = 0; k < j; k++) {
var m = string[k + 4];
var mcode = m.charCodeAt(0);
if(mcode > 31 && mcode < 127) {
var tmpcode = (i + string[k].charCodeAt(0) + mcode) % 95 + 32;
i = tmpcode;
decoded += String.fromCharCode(tmpcode);
} else {
decoded += m;
}
}
return decoded;
}
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Gist Family:
#2931589 - All DanID/NemID string constants JSON file
#2931579 - DanID/NemID javascript string-deobfuscator
#2931595 - DanID/NemID constant lookup JSON file

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