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zglozman/getPublicKey.js

Created September 5, 2016 20:46
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getPublicKey.js
function getPublicKeyFromModulustoDer(n) {
var modulus = new Buffer(n, 'hex');
var header = new Buffer("MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEA", "base64");
var midheader = new Buffer("0203", "hex");
var exponent = new Buffer("010001", "hex");
var buffer = Buffer.concat([header, modulus, midheader, exponent]);
return buffer;
}
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